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Details for Patent: 8,052,983

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Details for Patent: 8,052,983

Title:Methods of treating acne
Abstract: A method of treating acne in a human in need thereof comprising administering systemically to said human a tetracycline compound in an amount that is effective to treat acne but has substantially no antibiotic activity, without administering a bisphosphonate compound.
Inventor(s): Ashley; Robert A. (Newtown, PA)
Assignee: Galderma Laboratories, Inc. (Fort Worth, TX)
Filing Date:Oct 22, 2007
Application Number:11/876,478
Claims:1. A method of treating acne in a human in need thereof comprising administering systemically to said human a tetracycline compound in an amount that is effective to treat acne but has substantially no antibiotic activity, without administering a bisphosphonate compound, wherein said tetracycline compound is a non-antibiotic tetracycline compound, or a pharmaceutically acceptable salt of a non-antibiotic tetracycline compound.

2. A method according to claim 1, wherein said acne is acne vulgaris, cystic acne, acne atrophica, bromide acne, chlorine acne, acne conglobata, acne cosmetica, acne detergicans, epidemic acne, acne estivalis, acne fulminans, halogen acne, acne indurata, iodide acne, acne keloid, acne mechanica, acne papulosa, pomade acne, premenstral acne, acne pustulosa, acne rosacea, acne scorbutica, acne scrofulosorum, acne urticata, acne varioliformis, acne venenata, propionic acne, acne excoriee, gram negative acne, steroid acne, or nodulocystic acne.

3. A method according to claim 1, wherein said non-antibiotic tetracycline compound is: 4-de(dimethylamino)tetracycline (CMT-1), tetracyclinonitrile (CMT-2), 6-demethyl-6-deoxy-4-de(dimethylamino)tetracycline (CMT-3), 4-de(dimethylamino)-7-chlorotetracycline (CMT-4), tetracycline pyrazole (CMT-5) 4-hydroxy-4-de(dimethylamino)tetracycline (CMT-6), 4-de(dimethylamino)-12.alpha.-deoxytetracycline (CMT-7), 6-.alpha.-deoxy-5-hydroxy-4-de(dimethylamino)tetracycline (CMT-8), 4-de(dimethylamino)-12.alpha.-deoxyanhydrotetracycline (CMT-9), 4-de(dimethylamino)minocycline (CMT-10), or pharmaceutically acceptable salts thereof.

4. A method according to claim 1, wherein the non-antibiotic tetracycline compound is selected from the group consisting of: ##STR00011## wherein: R7 is selected from the group consisting of hydrogen, amino, nitro, mono(lower alkyl)amino, halogen, di(lower alkyl)amino, ethoxythiocarbonylthio, azido, acylamino, diazonium, cyano, and hydroxyl; R6-a is selected from the group consisting of hydrogen and methyl; R6 and R5 are selected from the group consisting of hydrogen and hydroxyl; R8 is selected from the group consisting of hydrogen and halogen; R9 is selected from the group consisting of hydrogen, amino, azido, nitro, acylamino, hydroxy, ethoxythiocarbonylthio, mono(lower alkyl)amino, halogen, diazonium, di(lower alkyl)amino and RCH(NH.sub.2)CO; R is hydrogen or lower alkyl; and pharmaceutically acceptable salts thereof; with the following provisos: when either R7 and R9 are hydrogen then R8 must be halogen; and when R6-a, R6, R5 and R9 are all hydrogen and R7 is hydrogen, amino, nitro, halogen, dimethylamino or diethylamino, then R8 must be halogen; and when R6-a is methyl, R6 and R9 are both hydrogen, R5 is hydroxyl, and R7 is hydrogen, amino, nitro, halogen or diethylamino, then R8 is halogen; and when R6-a is methyl, R6 is hydroxyl, R5, R7 and R9 are all hydrogen, then R8 must be halogen; and when R6-a, R6 and R5 are all hydrogen, R9 is methylamino and R7 is dimethylamino, then R8 must be halogen; and when R6-a is methyl, R6 is hydrogen, R5 is hydroxyl, R9 is methylamino and R7 is dimethylamino, then R8 must be halogen; and when R6-a is methyl, R6, R5 and R9 are all hydrogen and R7 is cyano, then R8 must be halogen, and pharmaceutically acceptable salts thereof.

5. A method according to claim 1, wherein the non-antibiotic tetracycline compound is selected from the group consisting of: ##STR00012## wherein: R7 is selected from the group consisting of hydrogen, amino, nitro, mono(lower alkyl)amino, halogen, and di(lower alkyl)amino, ethoxythiocarbonylthio, azido, acylamino, diazonium, cyano, and hydroxyl; R6-a is selected from the group consisting of hydrogen and methyl; R6 and R5 are selected from the group consisting of hydrogen and hydroxyl; R4 is selected from the group consisting of NOH, N-NH-A, and NH-A, where A is a lower alkyl group; R8 is selected from the group consisting of hydrogen and halogen; R9 is selected from the group consisting of hydrogen, amino, azido, nitro, acylamino, hydroxy, ethoxythiocarbonylthio, mono(lower alkyl)amino, halogen, di(lower alkyl)amino and RCH(NH.sub.2)CO; R is hydrogen or lower alkyl; and pharmaceutically acceptable salts thereof; with the following provisos: when R4 is NOH, N--NH-alkyl or NH-alkyl and R7, R6-a, R6, R5, and R9 are all hydrogen, then R8 must be halogen; and when R4 is NOH, R6-a is methyl, R6 is hydrogen or hydroxyl, R7 is halogen, R5 and R9 are both hydrogen, then R8 must be halogen; and when R4 is N--NH-alkyl, R6-a is methyl, R6 is hydroxyl and R7, R5, R9 are all hydrogen, then R8 must be halogen; and when R4 is NH-alkyl, R6-a, R6, R5 and R9 are all hydrogen, R7 is hydrogen, amino, mono(lower alkyl)amino, halogen, di(lower alkyl)amino or hydroxyl, then R8 must be halogen; and when R4 is NH-alkyl, R6-a is methyl, R6 and R9 are both hydrogen, R5 is hydroxyl, and R7 is mono(lower alkyl)amino or di(lower alkyl)amino, then R8 must be halogen; and when R4 is NH-alkyl, R6-a is methyl, R6 is hydroxy or hydrogen and R7, R5, and R9 are all be hydrogen, then R8 must be halogen.

6. A method according to claim 1 wherein the non-antibiotic tetracycline compound is selected from the group consisting of: ##STR00013## wherein: R7, R8, and R9 taken together in each case, have the following meanings: TABLE-US-00010 R7 R8 R9 azido hydrogen hydrogen dimethylamino hydrogen azido hydrogen hydrogen amino hydrogen hydrogen azido hydrogen hydrogen nitro dimethylamino hydrogen amino acylamino hydrogen hydrogen hydrogen hydrogen acylamino amino hydrogen nitro hydrogen hydrogen (N,N-dimethyl)glycylamino amino hydrogen amino hydrogen hydrogen ethoxythiocarbonylthio dimethylamino hydrogen acylamino dimethylamino hydrogen diazonium dimethylamino chloro amino hydrogen chloro amino amino chloro amino acylamino chloro acylamino amino chloro hydrogen acylamino chloro hydrogen monoalkylamino chloro amino nitro chloro amino dimethylamino chloro acylamino dimethylamino chloro dimethylamino hydrogen hydrogen dimethylamino dimethylamino hydrogen hydrogen

and ##STR00014## wherein: R7, R8, and R9 taken together in each case, have the following meanings: TABLE-US-00011 R7 R8 R9 azido hydrogen hydrogen dimethylamino hydrogen azido hydrogen hydrogen amino hydrogen hydrogen azido hydrogen hydrogen nitro dimethylamino hydrogen amino acylamino hydrogen hydrogen hydrogen hydrogen acylamino amino hydrogen nitro hydrogen hydrogen (N,N-dimethyl)glycylamino amino hydrogen amino hydrogen hydrogen ethoxythiocarbonylthio dimethylamino hydrogen acylamino hydrogen hydrogen diazonium hydrogen hydrogen dimethylamino diazonium hydrogen hydrogen ethoxythiocarbonylthio hydrogen hydrogen dimethylamino chloro amino amino chloro amino acylamino chloro acylamino hydrogen chloro amino amino chloro hydrogen acylamino chloro hydrogen monoalkylamino chloro amino nitro chloro amino

and ##STR00015## wherein: R8 is hydrogen or halogen and R9 is selected from the group consisting of nitro, (N,N-dimethyl)glycylamino, and ethoxythiocarbonylthio; and ##STR00016## wherein: R7, R8; and R9 taken together in each case, have the following meanings: TABLE-US-00012 R7 R8 R9 amino hydrogen hydrogen nitro hydrogen hydrogen azido hydrogen hydrogen dimethylamino hydrogen azido hydrogen hydrogen amino hydrogen hydrogen azido hydrogen hydrogen nitro bromo hydrogen hydrogen dimethylamino hydrogen amino acylamino hydrogen hydrogen hydrogen hydrogen acylamino amino hydrogen nitro hydrogen hydrogen (N,N-dimethyl)glycylamino amino hydrogen amino diethylamino hydrogen hydrogen hydrogen hydrogen ethoxythiocarbonylthio dimethylamino hydrogen methylamino dimethylamino hydrogen acylamino dimethylamino chloro amino amino chloro amino acylamino chloro acylamino hydrogen chloro amino amino chloro hydrogen acylamino chloro hydrogen monoalkylamino chloro amino nitro chloro amino

and pharmaceutically acceptable salts thereof.

7. A method according to claim 1, wherein the non-antibiotic tetracycline compound is selected from the group consisting of: ##STR00017## ##STR00018## wherein: R7 is selected from the group consisting of hydrogen, amino, nitro, mono(lower alkyl)amino, halogen, di(lower alkyl)amino, ethoxythiocarbonylthio, azido, acylamino, diazonium, cyano, and hydroxyl; R6-a is selected from the group consisting of hydrogen and methyl; R6 and R5 are selected from the group consisting of hydrogen and hydroxyl; R8 is selected from the group consisting of hydrogen and halogen; R9 is selected from the group consisting of hydrogen, amino, azido, nitro, acylamino, hydroxy, ethoxythiocarbonylthio, mono(lower alkyl)amino, halogen, diazonium, di(lower alkyl)amino and RCH(NH.sub.2)CO; R is hydrogen or lower alkyl; R.sup.a and R.sup.b are selected from the group consisting of hydrogen, methyl, ethyl, n-propyl and 1-methylethyl with the proviso that R.sup.a and R.sup.b cannot both be hydrogen; R.sup.c and R.sup.d are, independently, (CH.sub.2).sub.nCHR.sup.e wherein n is 0 or 1 and R.sup.e is selected from the group consisting of hydrogen, alkyl, hydroxy, lower(C.sub.1-C.sub.3) alkoxy, amino, or nitro; and, W is selected from the group consisting of (CHR.sup.e).sub.m wherein m is 0-3 and said R.sup.e is as above, NH, N(C.sub.1-C.sub.3) straight chained or branched alkyl, O, S and N(C.sub.1-C.sub.4) straight chain or branched alkoxy; and, pharmaceutically acceptable salts thereof.

8. A method according to claim 7, wherein the non-antibiotic tetracycline compound selected from the group consisting of structures S-Z has the following provisos: when either R7 and R9 are hydrogen then R8 must be halogen; and when R6-a, R6, R5 and R9 are all hydrogen and R7 is hydrogen, amino, nitro, halogen, dimethylamino or diethylamino, then R8 must be halogen; and when R6-a is methyl, R6 and R9 are both hydrogen, R5 is hydroxyl, and R7 is hydrogen, amino, nitro, halogen or diethylamino, then R8 is halogen; and when R6-a is methyl, R6 is hydroxyl, R5, R7 and R9 are all hydrogen, then R8 must be halogen; and when R6-a, R6 and R5 are all hydrogen, R9 is methylamino and R7 is dimethylamino, then R8 must be halogen; and when R6-a is methyl, R6 is hydrogen, R5 is hydroxyl, R9 is methylamino and R7 is dimethylamino, then R8 must be halogen; and when R6-a is methyl, R6, R5 and R9 are all hydrogen and R7 is cyano, then R8 must be halogen.

9. A method according to claim 1, wherein said tetracycline compound has a general formula: ##STR00019## wherein R7, R8, and R9 taken together are, respectively, hydrogen, hydrogen and dimethylamino or a pharmaceutically acceptable salt thereof.

10. A method according to claim 1, wherein said tetracycline compound is selected from the group consisting of: ##STR00020## wherein R7, R8, and R9 taken together in each case, have the following meanings: TABLE-US-00013 R7 R8 R9 hydrogen hydrogen amino hydrogen hydrogen palmitamide

and ##STR00021## wherein R7, R8, and R9 taken together in each case, have the following meanings: TABLE-US-00014 R7 R8 R9 hydrogen hydrogen acetamido hydrogen hydrogen dimethylaminoacetamido hydrogen hydrogen nitro hydrogen hydrogen amino

and ##STR00022## wherein R8, and R9 taken together are, respectively, hydrogen and nitro and pharmaceutically acceptable salts thereof.

11. A method according to claim 1, wherein said systemic administration is oral administration, intravenous injection, intramuscular injection, subcutaneous administration, transdermal administration or intranasal administration.
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