NO175185B - - Google Patents
Info
- Publication number
- NO175185B NO175185B NO885682A NO885682A NO175185B NO 175185 B NO175185 B NO 175185B NO 885682 A NO885682 A NO 885682A NO 885682 A NO885682 A NO 885682A NO 175185 B NO175185 B NO 175185B
- Authority
- NO
- Norway
- Prior art keywords
- tablet
- release
- alcohol
- weight
- layer
- Prior art date
Links
- 239000003826 tablet Substances 0.000 claims description 90
- 230000000694 effects Effects 0.000 claims description 32
- 239000008187 granular material Substances 0.000 claims description 31
- 239000004480 active ingredient Substances 0.000 claims description 26
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 25
- WHNWPMSKXPGLAX-UHFFFAOYSA-N N-Vinyl-2-pyrrolidone Chemical compound C=CN1CCCC1=O WHNWPMSKXPGLAX-UHFFFAOYSA-N 0.000 claims description 24
- 229960001680 ibuprofen Drugs 0.000 claims description 24
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 24
- HEFNNWSXXWATRW-UHFFFAOYSA-N Ibuprofen Chemical compound CC(C)CC1=CC=C(C(C)C(O)=O)C=C1 HEFNNWSXXWATRW-UHFFFAOYSA-N 0.000 claims description 22
- 239000004615 ingredient Substances 0.000 claims description 22
- 239000000203 mixture Substances 0.000 claims description 19
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 17
- 239000003979 granulating agent Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 16
- 230000003628 erosive effect Effects 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 14
- 230000007774 longterm Effects 0.000 claims description 13
- 229940069328 povidone Drugs 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 11
- HQKMJHAJHXVSDF-UHFFFAOYSA-L magnesium stearate Chemical compound [Mg+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O HQKMJHAJHXVSDF-UHFFFAOYSA-L 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- 229920000881 Modified starch Polymers 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- ZFXYFBGIUFBOJW-UHFFFAOYSA-N theophylline Chemical compound O=C1N(C)C(=O)N(C)C2=C1NC=N2 ZFXYFBGIUFBOJW-UHFFFAOYSA-N 0.000 claims description 6
- 229920000168 Microcrystalline cellulose Polymers 0.000 claims description 5
- 239000008108 microcrystalline cellulose Substances 0.000 claims description 5
- 229940016286 microcrystalline cellulose Drugs 0.000 claims description 5
- 235000019813 microcrystalline cellulose Nutrition 0.000 claims description 5
- RYYVLZVUVIJVGH-UHFFFAOYSA-N caffeine Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2C RYYVLZVUVIJVGH-UHFFFAOYSA-N 0.000 claims description 4
- 239000001913 cellulose Substances 0.000 claims description 4
- OROGSEYTTFOCAN-DNJOTXNNSA-N codeine Chemical compound C([C@H]1[C@H](N(CC[C@@]112)C)C3)=C[C@H](O)[C@@H]1OC1=C2C3=CC=C1OC OROGSEYTTFOCAN-DNJOTXNNSA-N 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 4
- 238000000227 grinding Methods 0.000 claims description 4
- CGIGDMFJXJATDK-UHFFFAOYSA-N indomethacin Chemical compound CC1=C(CC(O)=O)C2=CC(OC)=CC=C2N1C(=O)C1=CC=C(Cl)C=C1 CGIGDMFJXJATDK-UHFFFAOYSA-N 0.000 claims description 4
- 239000000314 lubricant Substances 0.000 claims description 4
- 235000019359 magnesium stearate Nutrition 0.000 claims description 4
- 241000209140 Triticum Species 0.000 claims description 3
- 235000021307 Triticum Nutrition 0.000 claims description 3
- 240000008042 Zea mays Species 0.000 claims description 3
- 235000002017 Zea mays subsp mays Nutrition 0.000 claims description 3
- 229960003556 aminophylline Drugs 0.000 claims description 3
- FQPFAHBPWDRTLU-UHFFFAOYSA-N aminophylline Chemical compound NCCN.O=C1N(C)C(=O)N(C)C2=C1NC=N2.O=C1N(C)C(=O)N(C)C2=C1NC=N2 FQPFAHBPWDRTLU-UHFFFAOYSA-N 0.000 claims description 3
- 229940075614 colloidal silicon dioxide Drugs 0.000 claims description 3
- 239000007942 layered tablet Substances 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 3
- 229960000278 theophylline Drugs 0.000 claims description 3
- DBAKFASWICGISY-BTJKTKAUSA-N Chlorpheniramine maleate Chemical compound OC(=O)\C=C/C(O)=O.C=1C=CC=NC=1C(CCN(C)C)C1=CC=C(Cl)C=C1 DBAKFASWICGISY-BTJKTKAUSA-N 0.000 claims description 2
- LPHGQDQBBGAPDZ-UHFFFAOYSA-N Isocaffeine Natural products CN1C(=O)N(C)C(=O)C2=C1N(C)C=N2 LPHGQDQBBGAPDZ-UHFFFAOYSA-N 0.000 claims description 2
- MKXZASYAUGDDCJ-SZMVWBNQSA-N LSM-2525 Chemical compound C1CCC[C@H]2[C@@]3([H])N(C)CC[C@]21C1=CC(OC)=CC=C1C3 MKXZASYAUGDDCJ-SZMVWBNQSA-N 0.000 claims description 2
- CMWTZPSULFXXJA-UHFFFAOYSA-N Naproxen Natural products C1=C(C(C)C(O)=O)C=CC2=CC(OC)=CC=C21 CMWTZPSULFXXJA-UHFFFAOYSA-N 0.000 claims description 2
- KLBQZWRITKRQQV-UHFFFAOYSA-N Thioridazine Chemical compound C12=CC(SC)=CC=C2SC2=CC=CC=C2N1CCC1CCCCN1C KLBQZWRITKRQQV-UHFFFAOYSA-N 0.000 claims description 2
- 235000005824 Zea mays ssp. parviglumis Nutrition 0.000 claims description 2
- KRMDCWKBEZIMAB-UHFFFAOYSA-N amitriptyline Chemical compound C1CC2=CC=CC=C2C(=CCCN(C)C)C2=CC=CC=C21 KRMDCWKBEZIMAB-UHFFFAOYSA-N 0.000 claims description 2
- 229960000836 amitriptyline Drugs 0.000 claims description 2
- AVKUERGKIZMTKX-NJBDSQKTSA-N ampicillin Chemical compound C1([C@@H](N)C(=O)N[C@H]2[C@H]3SC([C@@H](N3C2=O)C(O)=O)(C)C)=CC=CC=C1 AVKUERGKIZMTKX-NJBDSQKTSA-N 0.000 claims description 2
- 229960000723 ampicillin Drugs 0.000 claims description 2
- 229960001948 caffeine Drugs 0.000 claims description 2
- VJEONQKOZGKCAK-UHFFFAOYSA-N caffeine Natural products CN1C(=O)N(C)C(=O)C2=C1C=CN2C VJEONQKOZGKCAK-UHFFFAOYSA-N 0.000 claims description 2
- 229940046978 chlorpheniramine maleate Drugs 0.000 claims description 2
- 229960001380 cimetidine Drugs 0.000 claims description 2
- CCGSUNCLSOWKJO-UHFFFAOYSA-N cimetidine Chemical compound N#CNC(=N/C)\NCCSCC1=NC=N[C]1C CCGSUNCLSOWKJO-UHFFFAOYSA-N 0.000 claims description 2
- 229960004126 codeine Drugs 0.000 claims description 2
- 239000008119 colloidal silica Substances 0.000 claims description 2
- 235000005822 corn Nutrition 0.000 claims description 2
- KWGRBVOPPLSCSI-UHFFFAOYSA-N d-ephedrine Natural products CNC(C)C(O)C1=CC=CC=C1 KWGRBVOPPLSCSI-UHFFFAOYSA-N 0.000 claims description 2
- 229960001985 dextromethorphan Drugs 0.000 claims description 2
- 238000004090 dissolution Methods 0.000 claims description 2
- DLNKOYKMWOXYQA-UHFFFAOYSA-N dl-pseudophenylpropanolamine Natural products CC(N)C(O)C1=CC=CC=C1 DLNKOYKMWOXYQA-UHFFFAOYSA-N 0.000 claims description 2
- OROGSEYTTFOCAN-UHFFFAOYSA-N hydrocodone Natural products C1C(N(CCC234)C)C2C=CC(O)C3OC2=C4C1=CC=C2OC OROGSEYTTFOCAN-UHFFFAOYSA-N 0.000 claims description 2
- 229960000905 indomethacin Drugs 0.000 claims description 2
- MOYKHGMNXAOIAT-JGWLITMVSA-N isosorbide dinitrate Chemical compound [O-][N+](=O)O[C@H]1CO[C@@H]2[C@H](O[N+](=O)[O-])CO[C@@H]21 MOYKHGMNXAOIAT-JGWLITMVSA-N 0.000 claims description 2
- 229960000201 isosorbide dinitrate Drugs 0.000 claims description 2
- 239000011812 mixed powder Substances 0.000 claims description 2
- 229960002009 naproxen Drugs 0.000 claims description 2
- CMWTZPSULFXXJA-VIFPVBQESA-N naproxen Chemical compound C1=C([C@H](C)C(O)=O)C=CC2=CC(OC)=CC=C21 CMWTZPSULFXXJA-VIFPVBQESA-N 0.000 claims description 2
- DLNKOYKMWOXYQA-APPZFPTMSA-N phenylpropanolamine Chemical compound C[C@@H](N)[C@H](O)C1=CC=CC=C1 DLNKOYKMWOXYQA-APPZFPTMSA-N 0.000 claims description 2
- 229960000395 phenylpropanolamine Drugs 0.000 claims description 2
- 230000008569 process Effects 0.000 claims description 2
- KWGRBVOPPLSCSI-WCBMZHEXSA-N pseudoephedrine Chemical compound CN[C@@H](C)[C@@H](O)C1=CC=CC=C1 KWGRBVOPPLSCSI-WCBMZHEXSA-N 0.000 claims description 2
- 229960003908 pseudoephedrine Drugs 0.000 claims description 2
- 239000007916 tablet composition Substances 0.000 claims description 2
- 229960002784 thioridazine Drugs 0.000 claims description 2
- UPSPUYADGBWSHF-UHFFFAOYSA-N tolmetin Chemical compound C1=CC(C)=CC=C1C(=O)C1=CC=C(CC(O)=O)N1C UPSPUYADGBWSHF-UHFFFAOYSA-N 0.000 claims description 2
- 229960001017 tolmetin Drugs 0.000 claims description 2
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims 3
- 244000061456 Solanum tuberosum Species 0.000 claims 2
- 235000002595 Solanum tuberosum Nutrition 0.000 claims 2
- 229940100486 rice starch Drugs 0.000 claims 2
- 229920002785 Croscarmellose sodium Polymers 0.000 claims 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 235000021355 Stearic acid Nutrition 0.000 claims 1
- 235000016383 Zea mays subsp huehuetenangensis Nutrition 0.000 claims 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 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 229960001681 croscarmellose sodium Drugs 0.000 claims 1
- 229960000913 crospovidone Drugs 0.000 claims 1
- 235000010947 crosslinked sodium carboxy methyl cellulose Nutrition 0.000 claims 1
- -1 isopropyl- Chemical group 0.000 claims 1
- 235000009973 maize Nutrition 0.000 claims 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 claims 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 claims 1
- 235000013809 polyvinylpolypyrrolidone Nutrition 0.000 claims 1
- 229920000523 polyvinylpolypyrrolidone Polymers 0.000 claims 1
- 229920003124 powdered cellulose Polymers 0.000 claims 1
- 235000019814 powdered cellulose Nutrition 0.000 claims 1
- 239000000377 silicon dioxide Substances 0.000 claims 1
- 229920003109 sodium starch glycolate Polymers 0.000 claims 1
- 229940079832 sodium starch glycolate Drugs 0.000 claims 1
- 239000008109 sodium starch glycolate Substances 0.000 claims 1
- 239000008117 stearic acid Substances 0.000 claims 1
- 239000011159 matrix material Substances 0.000 description 41
- 239000010410 layer Substances 0.000 description 38
- 230000002035 prolonged effect Effects 0.000 description 28
- 239000000546 pharmaceutical excipient Substances 0.000 description 22
- 239000001856 Ethyl cellulose Substances 0.000 description 19
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 19
- 235000019325 ethyl cellulose Nutrition 0.000 description 19
- 229920001249 ethyl cellulose Polymers 0.000 description 19
- 230000009471 action Effects 0.000 description 18
- 239000003814 drug Substances 0.000 description 16
- 239000013543 active substance Substances 0.000 description 15
- 229940079593 drug Drugs 0.000 description 13
- 238000013268 sustained release Methods 0.000 description 13
- 239000012730 sustained-release form Substances 0.000 description 13
- 238000002360 preparation method Methods 0.000 description 12
- 239000012729 immediate-release (IR) formulation Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 7
- 229920000642 polymer Polymers 0.000 description 7
- 239000012530 fluid Substances 0.000 description 6
- 210000002381 plasma Anatomy 0.000 description 6
- 230000036470 plasma concentration Effects 0.000 description 6
- 239000000047 product Substances 0.000 description 6
- 230000003578 releasing effect Effects 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 5
- 239000007891 compressed tablet Substances 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 229920002261 Corn starch Polymers 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 210000004369 blood Anatomy 0.000 description 4
- 239000008280 blood Substances 0.000 description 4
- 239000002775 capsule Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000009472 formulation Methods 0.000 description 4
- 239000006187 pill Substances 0.000 description 4
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 229920002472 Starch Polymers 0.000 description 3
- 239000011149 active material Substances 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 229920002678 cellulose Polymers 0.000 description 3
- 235000010980 cellulose Nutrition 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000008120 corn starch Substances 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 210000001035 gastrointestinal tract Anatomy 0.000 description 3
- 239000007939 sustained release tablet Substances 0.000 description 3
- 230000001225 therapeutic effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000037058 blood plasma level Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000000973 chemotherapeutic effect Effects 0.000 description 2
- 238000013270 controlled release Methods 0.000 description 2
- 235000015872 dietary supplement Nutrition 0.000 description 2
- 238000005469 granulation Methods 0.000 description 2
- 230000003179 granulation Effects 0.000 description 2
- 239000005414 inactive ingredient Substances 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- XNGIFLGASWRNHJ-UHFFFAOYSA-L phthalate(2-) Chemical compound [O-]C(=O)C1=CC=CC=C1C([O-])=O XNGIFLGASWRNHJ-UHFFFAOYSA-L 0.000 description 2
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000008213 purified water Substances 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229920000623 Cellulose acetate phthalate Polymers 0.000 description 1
- 108010010803 Gelatin Proteins 0.000 description 1
- 229920003072 Plasdone™ povidone Polymers 0.000 description 1
- 239000004902 Softening Agent Substances 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 229940035676 analgesics Drugs 0.000 description 1
- 230000000954 anitussive effect Effects 0.000 description 1
- 239000000730 antalgic agent Substances 0.000 description 1
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 239000004004 anti-anginal agent Substances 0.000 description 1
- 230000001088 anti-asthma Effects 0.000 description 1
- 230000001387 anti-histamine Effects 0.000 description 1
- 239000002260 anti-inflammatory agent Substances 0.000 description 1
- 229940121363 anti-inflammatory agent Drugs 0.000 description 1
- 230000003110 anti-inflammatory effect Effects 0.000 description 1
- 229940124345 antianginal agent Drugs 0.000 description 1
- 229940124346 antiarthritic agent Drugs 0.000 description 1
- 239000000924 antiasthmatic agent Substances 0.000 description 1
- 229940088710 antibiotic agent Drugs 0.000 description 1
- 239000000935 antidepressant agent Substances 0.000 description 1
- 229940005513 antidepressants Drugs 0.000 description 1
- 229940125715 antihistaminic agent Drugs 0.000 description 1
- 239000000739 antihistaminic agent Substances 0.000 description 1
- 239000002246 antineoplastic agent Substances 0.000 description 1
- 239000000164 antipsychotic agent Substances 0.000 description 1
- 229940005529 antipsychotics Drugs 0.000 description 1
- 239000003435 antirheumatic agent Substances 0.000 description 1
- 239000003434 antitussive agent Substances 0.000 description 1
- 229940124584 antitussives Drugs 0.000 description 1
- 239000003699 antiulcer agent Substances 0.000 description 1
- 239000002830 appetite depressant Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000036765 blood level Effects 0.000 description 1
- 229940081734 cellulose acetate phthalate Drugs 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000011243 crosslinked material Substances 0.000 description 1
- 229940127089 cytotoxic agent Drugs 0.000 description 1
- 239000000850 decongestant Substances 0.000 description 1
- 229940124581 decongestants Drugs 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000002552 dosage form Substances 0.000 description 1
- 238000013265 extended release Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 235000013373 food additive Nutrition 0.000 description 1
- 239000002778 food additive Substances 0.000 description 1
- 229920000159 gelatin Polymers 0.000 description 1
- 239000008273 gelatin Substances 0.000 description 1
- 235000019322 gelatine Nutrition 0.000 description 1
- 235000011852 gelatine desserts Nutrition 0.000 description 1
- 239000008190 ground granulate Substances 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 description 1
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 description 1
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 description 1
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 description 1
- 229940031705 hydroxypropyl methylcellulose 2910 Drugs 0.000 description 1
- 230000005923 long-lasting effect Effects 0.000 description 1
- 229940057948 magnesium stearate Drugs 0.000 description 1
- 230000007102 metabolic function Effects 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 230000037323 metabolic rate Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000000825 pharmaceutical preparation Substances 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 229920001592 potato starch Polymers 0.000 description 1
- 230000003389 potentiating effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000009495 sugar coating Methods 0.000 description 1
- 238000002560 therapeutic procedure Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 229940100445 wheat starch Drugs 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
Landscapes
- Health & Medical Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Medicinal Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Medicinal Preparation (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/041,164 US4806359A (en) | 1987-04-22 | 1987-04-22 | Iburprofen sustained release matrix and process |
| US18453288A | 1988-04-21 | 1988-04-21 | |
| PCT/US1988/001377 WO1988008299A1 (en) | 1987-04-22 | 1988-04-22 | Pharmaceutical sustained release matrix and process |
Publications (4)
| Publication Number | Publication Date |
|---|---|
| NO885682D0 NO885682D0 (no) | 1988-12-21 |
| NO885682L NO885682L (no) | 1989-02-17 |
| NO175185B true NO175185B (nl) | 1994-06-06 |
| NO175185C NO175185C (no) | 1994-09-14 |
Family
ID=26717866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO885682A NO175185C (no) | 1987-04-22 | 1988-12-21 | Fremgangsmåte for fremstilling av farmasöytiske produkter som inneholder etylcellulose og povidon |
Country Status (2)
| Country | Link |
|---|---|
| KR (1) | KR960006061B1 (nl) |
| NO (1) | NO175185C (nl) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101128891B1 (ko) * | 2007-05-03 | 2012-03-26 | 한올바이오파마주식회사 | 로라타딘 및 슈도에페드린을 함유하는 제어 방출 다층정 |
-
1988
- 1988-04-22 KR KR1019880701709A patent/KR960006061B1/ko not_active IP Right Cessation
- 1988-12-21 NO NO885682A patent/NO175185C/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR960006061B1 (ko) | 1996-05-08 |
| NO885682D0 (no) | 1988-12-21 |
| NO175185C (no) | 1994-09-14 |
| KR890701086A (ko) | 1989-12-19 |
| NO885682L (no) | 1989-02-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MK1K | Patent expired |