IE51504B1 - Zootechnic and/or veterinary compositions - Google Patents

Zootechnic and/or veterinary compositions

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Publication number
IE51504B1
IE51504B1 IE1901/81A IE190181A IE51504B1 IE 51504 B1 IE51504 B1 IE 51504B1 IE 1901/81 A IE1901/81 A IE 1901/81A IE 190181 A IE190181 A IE 190181A IE 51504 B1 IE51504 B1 IE 51504B1
Authority
IE
Ireland
Prior art keywords
carbon atoms
composition
radical
composition according
compositions
Prior art date
Application number
IE1901/81A
Other versions
IE811901L (en
Original Assignee
Roussel Uclaf
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Roussel Uclaf filed Critical Roussel Uclaf
Publication of IE811901L publication Critical patent/IE811901L/en
Publication of IE51504B1 publication Critical patent/IE51504B1/en

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00Medicinal preparations containing organic active ingredients
    • A61K31/56Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids
    • A61K31/565Compounds containing cyclopenta[a]hydrophenanthrene ring systems; Derivatives thereof, e.g. steroids not substituted in position 17 beta by a carbon atom, e.g. estrane, estradiol

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  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Steroid Compounds (AREA)
  • Fodder In General (AREA)

Abstract

The present invention provides zootechnic and/or veterinary compositions which afford excellent results with the growth of pigs, in particular with respect to gain in weight. The compositions of the invention comprise from 10 to 50 mg of zeranol and from 5 to 50 mg of a steroid of the general formula: wherein R represents an alkyl radical of from 1 to 3 carbon atoms and X represents a hydrogen atom, an acyl radical of from 1 to 18 carbon atoms, a saturated or unsaturated hydrocarbyl radical of from 1 to 6 carbon atoms, or a saturated or unsaturated hydrocarboxyhydrocarbyl radical of from 2 to 5 carbon atoms.

Description

The present invention relates to zootechnic and/or veterinary compositions, and in particular to compositions containing zeranol and a steroid.
In our co-pending Application Ko. 34-3/78 there are described and claimed zootechnic and/or veterinary compositions comprising zeranol and a steroid of the general formular wherein R represents an alkyl radical containing from 1 to 3 carbon atoms and X represents a hydrogen atom, an acyl radical of from 1 to 18 carbon atoms, a saturated or unsaturated hydrocarbyl radical of from 1 to 6 carbon atoms or a saturated or unsaturated hydrocarboxyhydrocarbyl radical of from 2 to t carbon atoms, optionally together with one or more substances included to improve the reabsorption characteristics of the compositions, in particular an anti-inflammatory compound..
The above compositions are intended to promote an increase in weight in stock animals such as cattle and pigs. The simultaneous presence of two active agents reinforces in an unexpected manner the favourable action on the growth of the animals of each of the active agents such that the resulting increase in weight is considerably greater than that which might have been expected, taking account of the known properties of each active agent.
For cattle, and especially bullocks, the earlier disclosure indicates that such compositions advantageously contain from 10 to 100 mg and, preferably, from IS 20 to 60 mg of zeranol and from SO to 400 mg, and preferably from 100 to 300 mg, of a steroid of formula X. For their administration to livestock, the above compositions can be deposited in the form of an implant in the dermis, preferably at the base of the ear. The implant is preferably deposited in cattle, for example, from 20 days to 4 months, and more preferably from 1 to 3 months, before slaughter.
Application No. 843/78 describes in a general way all combinations containing zeranol and a steroid of formula I, and while it does also describe in a more particular manner the combinations mentioned above, the earlier Application basically is concerned in its S1504 more particular aspects with compositions containing a much greater quantity of a steroid of the formula I than of zeranol.
We have now found surprisingly that excellent 5 results with the growth of pigs can be obtained, in particular with respect to gain in weight, by administering to pigs a composition in which the amount of steroid of formula I is less than that proposed earlier.
Accordingly, the present invention provides 10 zootechnic and/or veterinary compositions, which compositions comprise from 10 to 40 mg of zeranol and from 10 to 30 mg of a compound of the general formula: wherein R represents an alkyl radical of from 1 to 5 IS carbon atoms and X represents a hydrogen atom, an acyl radical of from 1 to 18 carbon atoms, a saturated or unsaturated hydrocarbyl radical of from 1 to 6 carbon atoms, or a saturated or unsaturated hydrocarboxyhydrocarbyl radical of from 2 to S carbon atoms.. That is a radical in which one of the carbon atoms of a saturated or unsaturated hydrocarbyl radical of from 1 to 6 carbon atoms is replaced by an oxygen atom.
In the steroids of general formula I, when X 5 represents a saturated hydrocarbyl radical this may be a methyl, ethyl, propyl, Isopropyl, butyl or isobutyl radical. When X represents an unsaturated hydrocarbyl radical this may be an alkenyl or an alkynyl radical; and the preferred alkenyl radical is a 2-methyl-allyl or 5-aethyl-2-butenyl radical.
When X represents a hydrocarboxyhydrocarbyl radical this may be saturated or unsaturated and a preferred radical is the methoxymethyl radical.
As an acyl radical, X is preferably derived from IS · an alkanoic acid such as acetic, propionic, butyric, isobutyric or undecylic acid, from a cycloalkylcarboxylic or cycloalkylalkanoic acid such as cyclopropyl-, cyclopentyl- or cyolohexylcarboxylic acid, cyclopropyl-, cyclopentyl- or cyclohexylacetic acid or cyclopropyl-, cyclopentyl- or cyclohexylpropionic acid, from an aromatic acid such as benzoic, phenylacetic or phenylpropionic acid or from formic acid.
Preferred compositions according to the invention are those which contain a steroid of formula I in which H represents a methyl radical, and those which contain a steroid of formula I in which X represents an acyl radical of from 1 to 18 carbon atoms.
SI504 More preferably the compositions of the invention are those wherein the steroid of formula I is 5-οχο* -173-acetoxy-estra-4,9,11-triene.
Preferably also the compositions of the invention 5 are compositions which contain from 10 to 40 mg of zeranol, together with from 10 to 50 mg of 5-oxo-17P-acetoxy-estra-4,9,11-triene. In particular, the compositions are most preferably those that contain from 10 to 40 mg of zeranol and 20 mg of 5-οχο-17β10 -aeetoxy-estra-4,9,11-triene.
As has been pointed out above, the compositions of the invention enable very good results to be obtained with pigs. Thus the compositions of the invention preferably are such as may be administered to pigs.
IS It is to be understood, however, that the compositions of the invention are not limited to those that can only be administered to pigs; the compositions of the invention in their broadest use aspect can also be administered, for example, to cattle, sheep and poultry.
The compositions of the invention are preferably administered in the form of implants. These implants may be placed in the neck of the animal or in the buttock muscles and are implanted, for example, from days to 4 months, preferably from 1 to 5 months, before slaughter.
The compositions according to the invention also may be administered by injection, and for that purpose may be in the form of solutions or suspensions, or they may be administered orally. Implants, however, offer the advantage of being better resorbed.
The compositions of the invention also exhibit useful pharmacological properties, in particular anabolizing properties and, more particularly, proteinic anabolizing properties. These properties make the compositions according to the invention suitable for use also as veterinary medicaments, particularly for augmenting a general organic resistance to attacks of all kinds, combating retardation of growth, emaciation, general organic troubles connected with old age, and equally for combating in a secondary manner infectious, parasitic and nutritional diseases.
In veterinary use the compositions of the invention may be mixed with other ingredients of veterinary compositions as known per se. the content of active principles of the composition according to the invention in the overall formulation varying according to the animal species.
For example, other active materials may be incorporated in the compositions of the invention for the purpose of increasing resorbtion of the compositions.
Amongst these active materials, and particularly useful for compositions intended for implantation, are 51S04 anti-inflammatory compounds and preferably steroids of the cortisone type» The expression steroids of the cortisone type is used herein to mean a steroid having anti5 inflammatory properties similar to cortisone and bearing a ketone function at the 3 position of the steroid nucleus, a hydroxy group or a ketone function at the 11 position, a free or esterified ketol chain at the 17β position and a hydrogen atom or a hydroxy group at the 17a position, with either one or two double bonds in the A ring; the steroid nucleus may also bear other substituents such as a chlorine or fluorine atom at the 4- position, a methyl or a trifluoromethyl group or a halogen atom such as fluorine at the 6 position, a halogen atom such as fluorine at the 9 position, a methyl group at the 16a or 16β position or a methylene group at the 16 position, and a methylene or difluoromethylene bridge between the 6 and 7 positions.
The preferred steroid of the cortisone type for inclusion in the compositions of the invention is dexamethasone-^-ethoxy=^-ethoxy)-ethoxy-acetate.
The compositions of the invention may preferably contain from 0.05 to mg of a steroid of the cortisone type. 81504 - 8 In some circumstances, it may be desirable for the compositions of the invention to include a suitable vehicle. The term suitable vehicle is used herein to exlude any possibility that the nature of the vehicle could be harm5 ful to the animal being treated. The choice of vehicle will of course also be determined by the route by which it is intended to administer the composition, and it is believed to be within the competence of those accustomed to the preparation of formulations of this type to make such a choice.
Preferred vehicles for use in the compositions of this invention are:a) the excipient of a tablet, pellet, implant or pill; b) a sterile injectable liquid solution or suspension medium.
The compounds utilized in the compositions according to the invention are known per se; zeranol or zearalanol (see Merck Index 1976, 9th edition 9781) can he prepared, for example, according to the process described in U.S.
Patent Specification No. 3,239»34R.
Compounds of formula I can be prepared according to processes described in French Patent Specifications Nos. 1,380,414 and 1,492,98% as well as in Belgian Fatent Specification No. 696,084.
The invention also includes a method of animal husbandry, which method comprises rearing one or more animals to achieve an increase in weight and thereafter slaughtering the animals, the method including the step of administering to the animals a composition according to tbe invention.
S1504 The invention further includes a method for the veterinary treatment of animals other than human beings to augment the animals' general organic resistance to attack, which method comprises administering to the animal a composition according to the invention.
The following examples illustrate the invention, without, however, limiting it: Example.1: Zootechnic composition in the form of an implant.
An implant was prepared containing: zeranol 56 mg -oxo 17P-acetoxy estra 4,9,11-triene 20 mg Example 2: Zootechnic composition in the form of an implant.
An implant was prepared containing: zeranol 24 mg -oxo 17P-aoetoxy estra 4,9,11-triene 20 mg Example 5: Zootechnic composition in the form of an implant.
An implant was prepared containing: zeranol 12 mg -oxo 17P-acetoxy estra 5,9,11-triene 20 mg Example 4: Comparison of effects on animals of various zootechnic compositions.
This test was carried out on castrated male Large-White-Landrace pigs. The animals were fattened in industrial-type piggeries and housed in enclosures able to contain 7 to 10 pigs. The animals were divided into 4 groups: one control group; one group to which the implant of Example 1 was administered; Si SO 4 one group to which the implant of Example 2 was administered; and one group to which the implant of Example 3 was administered.
The implants were introduced into the sub-cutaneous tissue behind the ear, 63 days before slaughter. All the animals received the same foodstuff and the results obtained are set out in Table 1 below: Table 1 Treatment Animals Controls Those having received the implant of Example 1 2 3 Period in days before slaughter 63 63 63 63 Group No. 1 2 3 4 Number of animals 15 14 15 14 Number of days of fattening 63 63 63 63 Mean weight on day of treatment (Kg) 65.53 65.07 64.67 65.00 Mean weight at the end of the test (Kg) 101.40 102.79 106.13 102.36 Mean gain in weight (Kg) 3^.87 37.72 41.46 37.36 Mean daily gain in weight (Kg) 0.=169 0.599 0.658 0.593 As can be seen from Table I the compositions of Examples 1, 2 and 3 enable the daily gain in weight to be very clearly improved.

Claims (15)

1. A zootechaic and/or veterinary composition, which composition comprises from 10 to 40 mg of zeranol and from 10 to 30 mg of a compound of the formula: wherein R represents an alkyl radical of from 1 to 3 carbon atoms and X represents a hydrogen atom, an acyl radical of from 1 to 18 carbon atoms, a saturated or unsaturated hydrocarbyl radical of from 1 to 6 carbon atoms or a 10 saturated or unsaturated hydrocarboxyhydrocarbyl radical of from 2 to 5 carbon atoms.
2. A composition according to claim 1, wherein the compound of formula I is one in which R represents a methyl radical. 15
3. A composition according to claim 1 or claim 2, wherein the compound of formula I is one in which X represents an acyl radical of from 1 to 18 carbon atoms.
4. A composition according to claim 3, wherein the compound of the formula I is 3-oxo-17f3-acetoxyestra20 -4,9,11-triene. S1S04S
5. A composition according to claim 4, which contains from 10 to 40 mg of zeranol and 20 mg of 3-oxo-170-acetoxy-estra4,9,11-triene.
6. A composition as claimed in any of the preceding claims which 5 also contains an anti-inflammatory compound.
7. A composition as claimed in claim 6, in which the antiinflammatory compound is a steroid of thecortisone type as hereinbefore defined.
8. A composition as claimed in claim 7, in which the steroid of the 10 cortisone type is dexamethasone-(g-ethoxy-B-ethoxy)-ethoxy acetate.
9. A composition as claimed in claim 7 or claim 8 and containing from 0.05 to 5 mg of the steroid of the cortisone type.
10. A composition according to any one of the preceding claims which also includes a suitable vehicle. 15
11. A zootechnic and/or veterinary composition substantially as hereinbefore described with reference to any one of specific Examples 1 to 3.
12. A composition according to any one of the preceding claims for use in animal husbandry to achieve an increase in animal body weight. 20
13. A composition according to claim 12 for use in rearing pigs.
14. A composition according to claim 12 for use in rearing cattle, sheep or poultry.
15. A composition according to any one of claims 12 to 14 in a form suitable for administering as an implant. Dated this 19th day of August 1981, TOMKINS & CO., MpTjVants' Agents, (signed) 5 Dartmouth Road,
IE1901/81A 1980-08-19 1981-08-19 Zootechnic and/or veterinary compositions IE51504B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8018107A FR2488799A2 (en) 1980-08-19 1980-08-19 ZOOTECHNIC COMPOSITIONS COMPRISING ZERANOL ON THE ONE HAND AND STEROID ON THE OTHER 4, 9, 11-TRIENIC

Publications (2)

Publication Number Publication Date
IE811901L IE811901L (en) 1982-02-19
IE51504B1 true IE51504B1 (en) 1987-01-07

Family

ID=9245264

Family Applications (1)

Application Number Title Priority Date Filing Date
IE1901/81A IE51504B1 (en) 1980-08-19 1981-08-19 Zootechnic and/or veterinary compositions

Country Status (12)

Country Link
BE (1) BE890004R (en)
BG (1) BG45693A3 (en)
CA (1) CA1166568A (en)
DD (1) DD201564A5 (en)
DE (1) DE3132817A1 (en)
FR (1) FR2488799A2 (en)
GB (1) GB2082065B (en)
IE (1) IE51504B1 (en)
IT (1) IT1171471B (en)
LU (1) LU83561A1 (en)
NL (1) NL193720C (en)
SU (1) SU1153811A3 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7767708B2 (en) 1998-11-04 2010-08-03 Schering-Plough Animal Health Corp. Growth stimulant compositions

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2388560A1 (en) * 1977-04-27 1978-11-24 Roussel Uclaf NEW ZOOTECHNICAL COMPOSITIONS CONTAINING ON THE ONE HAND ZERANOL AND ON THE OTHER HAND A STEROID 4,9,11 TRIENIQUE

Also Published As

Publication number Publication date
SU1153811A3 (en) 1985-04-30
BE890004R (en) 1982-02-18
FR2488799B2 (en) 1983-10-28
NL193720C (en) 2000-08-04
LU83561A1 (en) 1982-04-14
DE3132817A1 (en) 1982-04-29
IT1171471B (en) 1987-06-10
NL8103855A (en) 1982-03-16
IT8149126A0 (en) 1981-08-18
GB2082065A (en) 1982-03-03
DE3132817C2 (en) 1992-04-09
FR2488799A2 (en) 1982-02-26
DD201564A5 (en) 1983-07-27
BG45693A3 (en) 1989-07-14
GB2082065B (en) 1985-02-13
NL193720B (en) 2000-04-03
CA1166568A (en) 1984-05-01
IE811901L (en) 1982-02-19

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