NZ298846A - Valaciclovir tablets containing colloidal silicon dioxide - Google Patents
Valaciclovir tablets containing colloidal silicon dioxideInfo
- Publication number
- NZ298846A NZ298846A NZ298846A NZ29884696A NZ298846A NZ 298846 A NZ298846 A NZ 298846A NZ 298846 A NZ298846 A NZ 298846A NZ 29884696 A NZ29884696 A NZ 29884696A NZ 298846 A NZ298846 A NZ 298846A
- Authority
- NZ
- New Zealand
- Prior art keywords
- tablet
- valaciclovir
- silicon dioxide
- lubricant
- present
- Prior art date
Links
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 title claims description 81
- 229940075614 colloidal silicon dioxide Drugs 0.000 title claims description 64
- HDOVUKNUBWVHOX-QMMMGPOBSA-N Valacyclovir Chemical compound N1C(N)=NC(=O)C2=C1N(COCCOC(=O)[C@@H](N)C(C)C)C=N2 HDOVUKNUBWVHOX-QMMMGPOBSA-N 0.000 title claims description 56
- 229940093257 valacyclovir Drugs 0.000 title claims description 56
- 239000000945 filler Substances 0.000 claims description 48
- 239000008187 granular material Substances 0.000 claims description 48
- 239000000314 lubricant Substances 0.000 claims description 46
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims description 35
- 239000000203 mixture Substances 0.000 claims description 33
- 239000011230 binding agent Substances 0.000 claims description 32
- ZCDDBUOENGJMLV-QRPNPIFTSA-N Valacyclovir hydrochloride Chemical compound Cl.N1C(N)=NC(=O)C2=C1N(COCCOC(=O)[C@@H](N)C(C)C)C=N2 ZCDDBUOENGJMLV-QRPNPIFTSA-N 0.000 claims description 29
- 150000003839 salts Chemical class 0.000 claims description 29
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical group [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 claims description 28
- 229960000913 crospovidone Drugs 0.000 claims description 18
- 235000013809 polyvinylpolypyrrolidone Nutrition 0.000 claims description 18
- 229920000523 polyvinylpolypyrrolidone Polymers 0.000 claims description 18
- 229920000168 Microcrystalline cellulose Polymers 0.000 claims description 17
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 229940016286 microcrystalline cellulose Drugs 0.000 claims description 17
- 235000019813 microcrystalline cellulose Nutrition 0.000 claims description 17
- 239000008108 microcrystalline cellulose Substances 0.000 claims description 17
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical group CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims description 17
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 17
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 17
- 229940069328 povidone Drugs 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 16
- 238000002156 mixing Methods 0.000 claims description 16
- 235000019359 magnesium stearate Nutrition 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 9
- 229920003082 Povidone K 90 Polymers 0.000 claims description 7
- 239000000377 silicon dioxide Substances 0.000 claims description 7
- 238000005336 cracking Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 238000013160 medical therapy Methods 0.000 claims description 5
- 235000012239 silicon dioxide Nutrition 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 229920000609 methyl cellulose Polymers 0.000 claims description 2
- 239000001923 methylcellulose Substances 0.000 claims description 2
- 239000003826 tablet Substances 0.000 description 121
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 29
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 27
- 239000003814 drug Substances 0.000 description 21
- 239000004615 ingredient Substances 0.000 description 20
- 229940079593 drug Drugs 0.000 description 19
- 150000001875 compounds Chemical class 0.000 description 18
- 238000011282 treatment Methods 0.000 description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 15
- 239000000843 powder Substances 0.000 description 15
- 235000010980 cellulose Nutrition 0.000 description 14
- 229920002678 cellulose Polymers 0.000 description 14
- 238000007906 compression Methods 0.000 description 14
- 230000006835 compression Effects 0.000 description 14
- 229960004150 aciclovir Drugs 0.000 description 13
- MKUXAQIIEYXACX-UHFFFAOYSA-N aciclovir Chemical compound N1C(N)=NC(=O)C2=C1N(COCCO)C=N2 MKUXAQIIEYXACX-UHFFFAOYSA-N 0.000 description 13
- 239000001913 cellulose Substances 0.000 description 12
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 12
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 10
- 238000009472 formulation Methods 0.000 description 10
- 208000015181 infectious disease Diseases 0.000 description 10
- 239000007787 solid Substances 0.000 description 10
- 239000007916 tablet composition Substances 0.000 description 10
- 229920003081 Povidone K 30 Polymers 0.000 description 9
- 238000002441 X-ray diffraction Methods 0.000 description 9
- 230000000840 anti-viral effect Effects 0.000 description 9
- 239000011928 denatured alcohol Substances 0.000 description 9
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 8
- 201000010099 disease Diseases 0.000 description 8
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 8
- 239000000725 suspension Substances 0.000 description 8
- -1 2-hydroxyethoxy Chemical group 0.000 description 7
- 230000036571 hydration Effects 0.000 description 7
- 238000006703 hydration reaction Methods 0.000 description 7
- 239000000047 product Substances 0.000 description 7
- 230000009385 viral infection Effects 0.000 description 7
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 6
- 241000282414 Homo sapiens Species 0.000 description 6
- GUBGYTABKSRVRQ-QKKXKWKRSA-N Lactose Natural products OC[C@H]1O[C@@H](O[C@H]2[C@H](O)[C@@H](O)C(O)O[C@@H]2CO)[C@H](O)[C@@H](O)[C@H]1O GUBGYTABKSRVRQ-QKKXKWKRSA-N 0.000 description 6
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 6
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 6
- 239000004480 active ingredient Substances 0.000 description 6
- 239000003054 catalyst Substances 0.000 description 6
- 235000019253 formic acid Nutrition 0.000 description 6
- 238000000634 powder X-ray diffraction Methods 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- 241000124008 Mammalia Species 0.000 description 5
- 241001465754 Metazoa Species 0.000 description 5
- 208000036142 Viral infection Diseases 0.000 description 5
- 239000012141 concentrate Substances 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 239000008101 lactose Substances 0.000 description 5
- QCQCHGYLTSGIGX-GHXANHINSA-N 4-[[(3ar,5ar,5br,7ar,9s,11ar,11br,13as)-5a,5b,8,8,11a-pentamethyl-3a-[(5-methylpyridine-3-carbonyl)amino]-2-oxo-1-propan-2-yl-4,5,6,7,7a,9,10,11,11b,12,13,13a-dodecahydro-3h-cyclopenta[a]chrysen-9-yl]oxy]-2,2-dimethyl-4-oxobutanoic acid Chemical compound N([C@@]12CC[C@@]3(C)[C@]4(C)CC[C@H]5C(C)(C)[C@@H](OC(=O)CC(C)(C)C(O)=O)CC[C@]5(C)[C@H]4CC[C@@H]3C1=C(C(C2)=O)C(C)C)C(=O)C1=CN=CC(C)=C1 QCQCHGYLTSGIGX-GHXANHINSA-N 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 4
- 230000037396 body weight Effects 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 239000007888 film coating Substances 0.000 description 4
- 238000009501 film coating Methods 0.000 description 4
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 4
- 239000000546 pharmaceutical excipient Substances 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 4
- 238000005292 vacuum distillation Methods 0.000 description 4
- CANZBRDGRHNSGZ-NSHDSACASA-N (2s)-3-methyl-2-(phenylmethoxycarbonylamino)butanoic acid Chemical compound CC(C)[C@@H](C(O)=O)NC(=O)OCC1=CC=CC=C1 CANZBRDGRHNSGZ-NSHDSACASA-N 0.000 description 3
- VHYFNPMBLIVWCW-UHFFFAOYSA-N 4-Dimethylaminopyridine Chemical compound CN(C)C1=CC=NC=C1 VHYFNPMBLIVWCW-UHFFFAOYSA-N 0.000 description 3
- QOSSAOTZNIDXMA-UHFFFAOYSA-N Dicylcohexylcarbodiimide Chemical compound C1CCCCC1N=C=NC1CCCCC1 QOSSAOTZNIDXMA-UHFFFAOYSA-N 0.000 description 3
- 208000007514 Herpes zoster Diseases 0.000 description 3
- 241000701027 Human herpesvirus 6 Species 0.000 description 3
- XQFRJNBWHJMXHO-RRKCRQDMSA-N IDUR Chemical group C1[C@H](O)[C@@H](CO)O[C@H]1N1C(=O)NC(=O)C(I)=C1 XQFRJNBWHJMXHO-RRKCRQDMSA-N 0.000 description 3
- KZSNJWFQEVHDMF-BYPYZUCNSA-N L-valine Chemical compound CC(C)[C@H](N)C(O)=O KZSNJWFQEVHDMF-BYPYZUCNSA-N 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 3
- 241000700605 Viruses Species 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- 239000006227 byproduct Substances 0.000 description 3
- 239000013058 crude material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 238000005461 lubrication Methods 0.000 description 3
- 229910052749 magnesium Inorganic materials 0.000 description 3
- 239000011777 magnesium Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000012046 mixed solvent Substances 0.000 description 3
- 239000002244 precipitate Substances 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- 238000001953 recrystallisation Methods 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- 230000003612 virological effect Effects 0.000 description 3
- 229910002012 Aerosil® Inorganic materials 0.000 description 2
- 239000005995 Aluminium silicate Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 241000701022 Cytomegalovirus Species 0.000 description 2
- 241000450599 DNA viruses Species 0.000 description 2
- UYTPUPDQBNUYGX-UHFFFAOYSA-N Guanine Natural products O=C1NC(N)=NC2=C1N=CN2 UYTPUPDQBNUYGX-UHFFFAOYSA-N 0.000 description 2
- 208000009889 Herpes Simplex Diseases 0.000 description 2
- 206010019973 Herpes virus infection Diseases 0.000 description 2
- 241000282412 Homo Species 0.000 description 2
- 241000701044 Human gammaherpesvirus 4 Species 0.000 description 2
- 239000002202 Polyethylene glycol Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 241000700584 Simplexvirus Species 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 2
- 235000012211 aluminium silicate Nutrition 0.000 description 2
- 239000003443 antiviral agent Substances 0.000 description 2
- 125000001584 benzyloxycarbonyl group Chemical group C(=O)(OCC1=CC=CC=C1)* 0.000 description 2
- 238000002512 chemotherapy Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 239000007884 disintegrant Substances 0.000 description 2
- 239000007919 dispersible tablet Substances 0.000 description 2
- BQIVJVAZDJHDJF-LURJTMIESA-N ethyl (2s)-2-amino-3-methylbutanoate Chemical compound CCOC(=O)[C@@H](N)C(C)C BQIVJVAZDJHDJF-LURJTMIESA-N 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000012458 free base Substances 0.000 description 2
- 229910021485 fumed silica Inorganic materials 0.000 description 2
- 239000010439 graphite Substances 0.000 description 2
- 229910002804 graphite Inorganic materials 0.000 description 2
- IVSXFFJGASXYCL-UHFFFAOYSA-N guanine Chemical compound O=C1NC(N)=NC2=NC=N[C]21 IVSXFFJGASXYCL-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 208000002672 hepatitis B Diseases 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
- 229940126701 oral medication Drugs 0.000 description 2
- 208000003154 papilloma Diseases 0.000 description 2
- 229940124531 pharmaceutical excipient Drugs 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 229920000136 polysorbate Polymers 0.000 description 2
- 229950008882 polysorbate Drugs 0.000 description 2
- 230000003389 potentiating effect Effects 0.000 description 2
- 238000011321 prophylaxis Methods 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- 239000011369 resultant mixture Substances 0.000 description 2
- 230000001177 retroviral effect Effects 0.000 description 2
- 239000011163 secondary particle Substances 0.000 description 2
- 238000010561 standard procedure Methods 0.000 description 2
- 239000008107 starch Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000002195 synergetic effect Effects 0.000 description 2
- 239000000454 talc Substances 0.000 description 2
- 229910052623 talc Inorganic materials 0.000 description 2
- 229940124597 therapeutic agent Drugs 0.000 description 2
- 239000004408 titanium dioxide Substances 0.000 description 2
- 229960004295 valine Drugs 0.000 description 2
- 230000004580 weight loss Effects 0.000 description 2
- HBOMLICNUCNMMY-XLPZGREQSA-N zidovudine Chemical compound O=C1NC(=O)C(C)=CN1[C@@H]1O[C@H](CO)[C@@H](N=[N+]=[N-])C1 HBOMLICNUCNMMY-XLPZGREQSA-N 0.000 description 2
- 229960002555 zidovudine Drugs 0.000 description 2
- 229910002016 Aerosil® 200 Inorganic materials 0.000 description 1
- 101100162703 Caenorhabditis elegans ani-1 gene Proteins 0.000 description 1
- 229920002785 Croscarmellose sodium Polymers 0.000 description 1
- 206010011831 Cytomegalovirus infection Diseases 0.000 description 1
- 208000031886 HIV Infections Diseases 0.000 description 1
- 208000001688 Herpes Genitalis Diseases 0.000 description 1
- 241000175212 Herpesvirales Species 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 101000870363 Oryctolagus cuniculus Glutathione S-transferase Yc Proteins 0.000 description 1
- DBMJMQXJHONAFJ-UHFFFAOYSA-M Sodium laurylsulphate Chemical compound [Na+].CCCCCCCCCCCCOS([O-])(=O)=O DBMJMQXJHONAFJ-UHFFFAOYSA-M 0.000 description 1
- 239000004141 Sodium laurylsulphate Substances 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 208000005181 Varicella Zoster Virus Infection Diseases 0.000 description 1
- 208000000260 Warts Diseases 0.000 description 1
- DPXJVFZANSGRMM-UHFFFAOYSA-N acetic acid;2,3,4,5,6-pentahydroxyhexanal;sodium Chemical compound [Na].CC(O)=O.OCC(O)C(O)C(O)C(O)C=O DPXJVFZANSGRMM-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 239000000440 bentonite Substances 0.000 description 1
- 229910000278 bentonite Inorganic materials 0.000 description 1
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 1
- 125000000051 benzyloxy group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])O* 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 239000007910 chewable tablet Substances 0.000 description 1
- 229940068682 chewable tablet Drugs 0.000 description 1
- 229960001681 croscarmellose sodium Drugs 0.000 description 1
- 235000010947 crosslinked sodium carboxy methyl cellulose Nutrition 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 239000012065 filter cake Substances 0.000 description 1
- 230000002496 gastric effect Effects 0.000 description 1
- 210000001035 gastrointestinal tract Anatomy 0.000 description 1
- 201000004946 genital herpes Diseases 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 230000000306 recurrent effect Effects 0.000 description 1
- 201000010153 skin papilloma Diseases 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000019333 sodium laurylsulphate Nutrition 0.000 description 1
- 229910021653 sulphate ion Inorganic materials 0.000 description 1
- 208000010531 varicella zoster infection Diseases 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/495—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with two or more nitrogen atoms as the only ring heteroatoms, e.g. piperazine or tetrazines
- A61K31/505—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim
- A61K31/519—Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic rings
- A61K31/52—Purines, e.g. adenine
- A61K31/522—Purines, e.g. adenine having oxo groups directly attached to the heterocyclic ring, e.g. hypoxanthine, guanine, acyclovir
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K47/00—Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient
- A61K47/02—Inorganic compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2004—Excipients; Inactive ingredients
- A61K9/2009—Inorganic compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/20—Pills, tablets, discs, rods
- A61K9/2072—Pills, tablets, discs, rods characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms
- A61K9/2077—Tablets comprising drug-containing microparticles in a substantial amount of supporting matrix; Multiparticulate tablets
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/12—Antivirals
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P31/00—Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P31/12—Antivirals
- A61P31/20—Antivirals for DNA viruses
- A61P31/22—Antivirals for DNA viruses for herpes viruses
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Epidemiology (AREA)
- Virology (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Communicable Diseases (AREA)
- Oncology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Molecular Biology (AREA)
- Biotechnology (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicinal Preparation (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GBGB9501127.6A GB9501127D0 (en) | 1995-01-20 | 1995-01-20 | Tablet |
| PCT/GB1996/000111 WO1996022082A1 (en) | 1995-01-20 | 1996-01-19 | Valaciclovir tablets containing colloidal silicon dioxide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NZ298846A true NZ298846A (en) | 1998-06-26 |
Family
ID=10768317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NZ298846A NZ298846A (en) | 1995-01-20 | 1996-01-19 | Valaciclovir tablets containing colloidal silicon dioxide |
Country Status (38)
Families Citing this family (46)
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| GB9501127D0 (en) * | 1995-01-20 | 1995-03-08 | Wellcome Found | Tablet |
| DK0874631T3 (da) * | 1996-01-19 | 2004-03-22 | Glaxo Group Ltd | Anvendelse af valaciclovir til fremstilling af et medikament til behandling af genital herpes ved en enkelt daglig anvendelse |
| AR017512A1 (es) | 1997-08-22 | 2001-09-12 | Smithkline Beecham Corp | Tabletas de metilcelulosa rapidamente desintegrables para administracion por via oral y procedimiento para prepararlas |
| AR016827A1 (es) * | 1997-08-22 | 2001-08-01 | Smithkline Beecham Corp | PROCEDIMIENTO PARA LA PREPARACIoN DE UNA TABLETA FARMACÉUTICA |
| SK8252001A3 (en) * | 1998-12-18 | 2001-12-03 | Abbott Lab | Controlled release formulation of divalproex sodium |
| GB0010446D0 (en) * | 2000-04-28 | 2000-06-14 | Glaxo Wellcome Kk | Pharmaceutical formulation |
| CN1240375C (zh) * | 2001-05-01 | 2006-02-08 | 辉瑞产品公司 | 具有均匀药物分布和效力的低剂量药物组合物的制备方法 |
| US7815936B2 (en) * | 2001-10-30 | 2010-10-19 | Evonik Degussa Gmbh | Use of granular materials based on pyrogenically produced silicon dioxide in pharmaceutical compositions |
| US20040197396A1 (en) * | 2001-11-05 | 2004-10-07 | Fain Helen S | Anhydrous crystal form of valaciclovir hydrochloride |
| KR20050044449A (ko) * | 2001-11-14 | 2005-05-12 | 테바 파마슈티컬 인더스트리즈 리미티드 | 발라시클로비르의 합성 및 정제 방법 |
| GB0203296D0 (en) * | 2002-02-12 | 2002-03-27 | Glaxo Group Ltd | Novel composition |
| GB0209265D0 (en) | 2002-04-23 | 2002-06-05 | Novartis Ag | Organic compounds |
| WO2004000265A2 (en) * | 2002-06-24 | 2003-12-31 | Ranbaxy Laboratories Limited | Process for the preparation of robust formulations of valacyclovir hydrochloride tablets |
| US20050051922A1 (en) * | 2002-09-20 | 2005-03-10 | Avinash Nangia | Pharmaceutical composition with sodium lauryl sulfate as an extra-granular absorption/compression enhancer and the process to make the same |
| WO2004035583A1 (en) * | 2002-10-16 | 2004-04-29 | Teva Pharmaceutical Industries Ltd. | Method for reducing residual alcohols in crystalline valacyclovir hydrochloride |
| US20050059684A1 (en) * | 2002-10-16 | 2005-03-17 | Ben-Zion Dolitzky | Method for reducing residual alcohols in crystalline valacyclovir hydrochloride |
| US20040109889A1 (en) * | 2002-12-04 | 2004-06-10 | Bunick Frank J. | Surface treatment composition for soft substrates |
| WO2004106338A1 (en) * | 2003-05-30 | 2004-12-09 | Eos Eczacibasi Ozgun Kimyasal Urunler Sanayi Ve Ticaret A.S. | Novel crystalline forms of valacyclovir hydrochloride |
| US20050085491A1 (en) * | 2003-06-02 | 2005-04-21 | Igor Lifshitz | Novel crystalline forms of valacyclovir hydrochloride |
| US7632521B2 (en) * | 2003-07-15 | 2009-12-15 | Eurand, Inc. | Controlled release potassium chloride tablets |
| EP2316442A1 (en) | 2003-09-12 | 2011-05-04 | Amgen Inc. | Rapid dissolution formulation of a calcium receptor-active compound |
| DE10351448A1 (de) * | 2003-11-04 | 2005-06-09 | Bayer Healthcare Ag | Geschmackstoffhaltige Arzneimittelformulierungen mit verbesserten pharmazeutischen Eigenschaften |
| ATE301455T1 (de) * | 2003-12-09 | 2005-08-15 | Helm Ag | Pharmazeutische zubereitung enthaltend valaciclovir |
| US7344907B2 (en) * | 2004-11-19 | 2008-03-18 | International Business Machines Corporation | Apparatus and methods for encapsulating microelectromechanical (MEM) devices on a wafer scale |
| KR101116747B1 (ko) | 2004-12-06 | 2012-02-22 | 에스케이케미칼주식회사 | 안정성이 개선된 말레인산 암로디핀 약제 조성물 |
| JP5304241B2 (ja) | 2005-03-07 | 2013-10-02 | バイエル・ヘルスケア・エルエルシー | 癌の処置用のオメガ−カルボキシアリール置換ジフェニルウレアを含む医薬組成物 |
| EP1891071B1 (en) * | 2005-05-25 | 2012-02-22 | Eli Lilly And Company | Cyclopropanecarboxylate esters of acyclovir |
| EP1746098A1 (en) * | 2005-07-21 | 2007-01-24 | SOLMAG S.p.A. | Valacyclovir polymorphs and a process for the preparation thereof |
| WO2007090595A1 (en) * | 2006-02-06 | 2007-08-16 | Fidia Pharmaceutici S.P.A. | Solid formulations of valacyclovir hydrochloride |
| JP2009536165A (ja) * | 2006-05-10 | 2009-10-08 | エボニック デグサ ゲーエムベーハー | 医薬組成物におけるロール圧縮された熱分解的に製造された二酸化ケイ素の使用 |
| CN101489530A (zh) * | 2006-05-31 | 2009-07-22 | 弗特克斯药品有限公司 | 白介素1β转化酶的口服控制释放制剂 |
| WO2008006534A2 (en) * | 2006-07-11 | 2008-01-17 | Lek Pharmaceuticals D.D. | Multiple unit tablets |
| US20080167325A1 (en) * | 2006-12-27 | 2008-07-10 | Bs Praveen Kumar | Valacyclovir compositions |
| US20090076039A1 (en) * | 2007-09-14 | 2009-03-19 | Protia, Llc | Deuterium-enriched valacyclovir |
| ITRM20080027A1 (it) * | 2008-01-18 | 2009-07-19 | Maria Balestrieri | Uso di aciclovir per il trattamento delle condilomatosi. |
| US20100124560A1 (en) * | 2008-11-14 | 2010-05-20 | Mcneil Ab | Multi portion intra-oral dosage form and use thereof |
| CA2755274C (en) * | 2009-03-13 | 2017-02-28 | Sahoe Kakuda | Tablet and granulated powder containing 6-fluoro-3-hydroxy-2-pyrazinecarboxamide |
| CH703348A1 (de) * | 2010-06-29 | 2011-12-30 | Mepha Gmbh | Zusammensetzungen mit hohem Wirkstoffanteil an pharmazeutisch aktiven Substanzen. |
| GB2515486A (en) * | 2013-06-24 | 2014-12-31 | Kraft Foods R & D Inc | Soluble Beverage Ingredients |
| KR101497508B1 (ko) * | 2013-12-20 | 2015-03-03 | 한국유나이티드제약 주식회사 | 펠라고니움 시도이데스 추출물 및 규산 화합물을 포함하는 고형 제제 및 이의 제조 방법 |
| CA2937365C (en) | 2016-03-29 | 2018-09-18 | F. Hoffmann-La Roche Ag | Granulate formulation of 5-methyl-1-phenyl-2-(1h)-pyridone and method of making the same |
| WO2020049536A1 (en) * | 2018-09-07 | 2020-03-12 | Jubilant Generics Limited | Pharmaceutical compositions of valacyclovir or its pharmaceutically acceptable salts thereof |
| CN110279667B (zh) * | 2019-07-30 | 2023-02-10 | 珠海润都制药股份有限公司 | 一种盐酸伐昔洛韦片及其制备方法 |
| EP4157221A4 (en) * | 2020-06-01 | 2024-07-24 | Shilpa Medicare Limited | RAPIDLY DISPERSABLE PHARMACEUTICAL COMPOSITION CONTAINING CAPECITABINE |
| KR102749901B1 (ko) * | 2020-12-01 | 2025-01-03 | 주식회사 엘지화학 | 1-(3-시아노-1-아이소프로필-인돌-5-일)피라졸-4-카르복실산을 포함하는 경구용 제제, 및 그의 제조방법 |
| US20240091231A1 (en) * | 2022-08-31 | 2024-03-21 | Astrazeneca Ab | Pharmaceutical formulations |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1259924A (en) * | 1985-03-25 | 1989-09-26 | Wallace E. Becker | Pharmaceutical tableting method |
| AP160A (en) * | 1987-08-15 | 1991-11-18 | The Wellcome Foundation Ltd | Therapeutic acyclic nucleosides. |
| ES2052911T3 (es) * | 1988-05-04 | 1994-07-16 | Smith Kline French Lab | Tableta masticable. |
| DE69207656T2 (de) * | 1991-01-30 | 1996-10-17 | The Wellcome Foundation Ltd., London | Wasserlösliche tabletten |
| GB9109862D0 (en) * | 1991-05-08 | 1991-07-03 | Beecham Lab Sa | Pharmaceutical formulations |
| GB9317146D0 (en) * | 1993-08-18 | 1993-10-06 | Wellcome Found | Therapeutic combinations |
| GB9501127D0 (en) * | 1995-01-20 | 1995-03-08 | Wellcome Found | Tablet |
-
1995
- 1995-01-20 GB GBGB9501127.6A patent/GB9501127D0/en active Pending
-
1996
- 1996-01-19 JP JP52212696A patent/JP3350055B2/ja not_active Expired - Fee Related
- 1996-01-19 CN CN96192661A patent/CN1131026C/zh not_active Expired - Fee Related
- 1996-01-19 MY MYPI96000222A patent/MY126346A/en unknown
- 1996-01-19 EP EP96900626A patent/EP0806943B1/en not_active Expired - Lifetime
- 1996-01-19 TR TR97/00657T patent/TR199700657T1/xx unknown
- 1996-01-19 DK DK96900626T patent/DK0806943T3/da active
- 1996-01-19 KR KR1019970704915A patent/KR100412298B1/ko not_active Expired - Lifetime
- 1996-01-19 RO RO97-01333A patent/RO118175B1/ro unknown
- 1996-01-19 ES ES96900626T patent/ES2145425T3/es not_active Expired - Lifetime
- 1996-01-19 EE EE9700352A patent/EE03336B1/xx not_active IP Right Cessation
- 1996-01-19 ZA ZA96448A patent/ZA96448B/xx unknown
- 1996-01-19 HU HU9801872A patent/HU226131B1/hu not_active IP Right Cessation
- 1996-01-19 WO PCT/GB1996/000111 patent/WO1996022082A1/en not_active Ceased
- 1996-01-19 UA UA97084269A patent/UA68325C2/uk unknown
- 1996-01-19 BR BR9606769A patent/BR9606769A/pt not_active IP Right Cessation
- 1996-01-19 EA EA199700123A patent/EA000276B1/ru not_active IP Right Cessation
- 1996-01-19 US US08/875,172 patent/US5879706A/en not_active Expired - Lifetime
- 1996-01-19 CZ CZ0229297A patent/CZ296514B6/cs not_active IP Right Cessation
- 1996-01-19 AU AU44534/96A patent/AU710823B2/en not_active Ceased
- 1996-01-19 PT PT96900626T patent/PT806943E/pt unknown
- 1996-01-19 CA CA002210891A patent/CA2210891C/en not_active Expired - Fee Related
- 1996-01-19 IN IN100MA1996 patent/IN181318B/en unknown
- 1996-01-19 NZ NZ298846A patent/NZ298846A/en not_active IP Right Cessation
- 1996-01-19 CN CNB2003101029136A patent/CN1313081C/zh not_active Expired - Fee Related
- 1996-01-19 DE DE69607146T patent/DE69607146T2/de not_active Expired - Lifetime
- 1996-01-19 IL IL11683096A patent/IL116830A/xx not_active IP Right Cessation
- 1996-01-19 AP APAP/P/1997/001057A patent/AP666A/en active
- 1996-01-19 SK SK964-97A patent/SK282030B6/sk not_active IP Right Cessation
- 1996-01-19 AT AT96900626T patent/ATE190483T1/de not_active IP Right Cessation
- 1996-01-19 GE GEAP19963844A patent/GEP20022752B/en unknown
-
1997
- 1997-07-16 OA OA70052A patent/OA10500A/en unknown
- 1997-07-18 PL PL96321361A patent/PL185307B1/pl not_active IP Right Cessation
- 1997-07-18 NO NO19973327A patent/NO311488B1/no not_active IP Right Cessation
- 1997-07-18 FI FI973062A patent/FI119722B/fi not_active IP Right Cessation
- 1997-08-14 BG BG101831A patent/BG63187B1/bg unknown
-
1999
- 1999-10-28 UY UY25774A patent/UY25774A1/es unknown
- 1999-10-29 UY UY25778A patent/UY25778A1/es not_active IP Right Cessation
-
2000
- 2000-06-14 GR GR20000401364T patent/GR3033677T3/el not_active IP Right Cessation
- 2000-08-23 CY CY0000042A patent/CY2182B1/xx unknown
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