Claims
- 1. A composition for treating pain comprising a compound of formula I; ##STR30## wherein Ar is phenyl or pyridyl substituted with zero to two substituents selected from the group consisting of C.sub.1 -C.sub.6 alkyl, hydroxy and halo; and
- substituted with either:
- (i) one or two substituents selected from the group consisting of ##STR31## and (C.sub.1 -C.sub.6 alkyl)R.sup.6 ; or (ii) two substituents which when taken together with the carbon atoms to which they are attached form a pyridyl or tetrahydropyridyl ring;
- provided that when substituent pattern (i) is present, the phenyl or pyridyl group of Ar may additionally be substituted with two substituents which when taken together with the carbon atoms to which they are attached form a phenyl ring;
- where R.sup.6 is NR.sup.7 R.sup.8, morpholin-1-yl, imidazol-1-yl, 4,5-dihydro-1H-imidazol-2-yl, thiomorpholin-1-yl, piperazin-1-yl or piperazin-1-yl substituted with C.sub.1 -C.sub.4 alkyl or ##STR32## and R.sup.7 and R.sup.8 are each individually hydrogen, C.sub.1 -C.sub.6 alkyl, (CH.sub.2).sub.p OH or (CH.sub.2).sub.p -piperidyl;
- X is O or S;
- Y is CHR.sup.5, O or S;
- R is H or C.sub.1 -C.sub.6 alkyl;
- R.sup.1 and R.sup.2 are each individually C.sub.1 -C.sub.6 alkyl;
- R.sup.3 is H or C.sub.1 -C.sub.6 alkyl;
- R.sup.4 is hydrogen, or when Y is CHR.sup.5, R.sup.4 and R.sup.5 are each individually H or when taken together form a bond;
- m is 0 or 1;
- n is an integer from 0 to 4 both inclusive; and
- p is an integer from 1 to 6 both inclusive;
- or a pharmaceutically acceptable salt, hydrate or optical isomer thereof; and one or more Drug Useful in the Treatment of Pain in a weight ratio of from about one part of a compound of formula I to from about one (1) part to about one thousand (1000) parts Drug Useful in the Treatment of Pain.
- 2. The composition of claim 1 wherein Ar of the compound of formula I is phenyl substituted with one or two substituents selected from --(CH.sub.2).sub.n R.sup.6, ##STR33## --(C.sub.1 -C.sub.6 alkyl)R.sup.6 where R.sup.6 is NR.sup.7 R.sup.8 and R.sup.7 and R.sup.8 are H or C.sub.1 -C.sub.6 alkyl;
- and one or two substituents selected from hydrogen, C.sub.1 -C.sub.6 -alkyl, hydroxy; or two substituents which when taken together form a phenyl group;
- R.sup.1 and R.sup.2 are C.sub.1 -C.sub.6 alkyl;
- R, R.sup.3, R.sup.4 and R are H;
- X is O
- Y is O or S.
- 3. The composition of claim 2 wherein R.sup.1 and R.sup.2 of the compound of formula I are 1,1-dimethylethyl.
- 4. The composition of claim 3 wherein Ar of the compound of formula I is phenyl substituted with one or two substituents selected from (CH.sub.2).sub.n R.sup.6 or (C.sub.1 -C.sub.6 alkyl)R.sup.6 and one or two substituents selected from hydrogen or C.sub.1 -C.sub.6 alkyl.
- 5. The composition of claim 4 wherein Ar of the compound of formula I is phenyl substituted with (CH.sub.2).sub.n R.sup.6.
- 6. The composition of claim 5 wherein the compound of formula I is 2-(3,5-di-t-butyl-4-hydroxyphenyl)-4-(2-(4-methylethylaminomethyl-phenyloxy)ethyl)oxazole.
- 7. The composition of claim 1 wherein the Drug Useful in the Treatment of Pain is an NSAID.
- 8. The composition of claim 7 wherein the NSAID is selected from the group consisting of aspirin, indomethacin, ibuprofen, naproxen, fenoprofen, tolmetin, sulindac, meclofenamate, ketoprofen, piroxicam, flurbiprofen, and diclofenac or a pharmaceutically acceptable salt thereof.
- 9. The composition of claim 8 wherein the Drug Useful in the Treatment of Pain is selected from the group consisting of aspirin, ibuprofen, and naproxen.
- 10. The composition of claim 1 wherein the weight ratio of a compound of formula I to Drug Useful in the Treatment of Pain is from about one part of a compound of formula I to from about one (1) to about one hundred (100) parts Drug Useful in the Treatment of Pain.
- 11. The composition of claim 10 wherein the weight ratio is from about one part of a compound of formula I to from about one (1) to about thirty (30) parts Drug Useful in the Treatment of Pain.
- 12. The composition of claim 11 wherein the weight ratio is from about one part of a compound of formula I to from about one (1) to about ten (10) parts Drug Useful in the Treatment of Pain.
- 13. The composition of claim 1 wherein the Drug Useful in the Treatment of Pain is selected from the group consisting of morphine, acetaminophen, ibuprofen, and diclofenac.
- 14. The composition of claim 1 wherein the Drug Useful in the Treatment of Pain is an opioid compound.
- 15. The composition of claim 14 wherein the opioid compound is selected from the group consisting of morphine, codeine, meperidine, methadone, propoxyphene, levorphanol, hydromorphone, oxymorphone, oxycodone, brompton's cocktail, pentazocine, butorphanol, nalbuphine, and buprenorphine.
- 16. The composition of claim 15 wherein the opioid compound is selected from the group consisting of morphine, oxymorphine, oxycodone, hydromorphine, codeine, and methadone.
- 17. The composition of claim 1 wherein the Drug Useful in the Treatment of Pain is selected from the group consisting of Tylenol #3, tricyclic antidepressants, anticonvulsants, serotonin reuptake inhibitors, mixed serotonin-norepinephrine reuptake inhibitors, serotonin receptor agonists and antagonists, cholinergic analgesics, and neurokinin antagonists.
- 18. The composition of claim 17 wherein the Drug Useful in the Treatment of Pain is selected from the group consisting of Tylenol #3, tricyclic antidepressants, anticonvulsants, serotonin reuptake inhibitors, mixed serotonin-norepinephrine reuptake inhibitors analgesics, and neurokinin antagonists.
- 19. The composition of claim 18 wherein the Drug Useful in the Treatment of Pain is a tricyclic antidepressant.
- 20. The composition of claim 1 wherein the Drug Useful in the Treatment of Pain is an alpha adrenergic compound.
- 21. The composition of claim 20 wherein the alpha adrenergic compound is Clonidine or a pharmaceutically acceptable salt thereof.
- 22. A method for treating pain in a mammal in need thereof comprising administering to said mammal an analgesic dose of a composition comprising a compound of formula I; ##STR34## wherein Ar is phenyl or pyridyl substituted with zero to two substituents selected from the group consisting of C.sub.1 -C.sub.6 alkyl, hydroxy and halo; and substituted with either:
- (i) one or two substituents selected from the group consisting of ##STR35## and (C.sub.1 -C.sub.6 alkyl)R.sup.6 ; or (ii) two substituents which when taken together with the carbon atoms to which they are attached form a pyridyl or tetrahydropyridyl ring;
- provided that when substituent pattern (i) is present, the phenyl or pyridyl group of Ar may additionally be substituted with two substituents which when taken together with the carbon atoms to which they are attached form a phenyl ring;
- where R.sup.6 is NR.sup.7 R.sup.8, morpholin-1-yl, imidazol-1-yl, 4,5-dihydro-1H-imidazol-2-yl, thiomorpholin-1-yl, piperazin-1-yl or piperazin-1-yl substituted with C.sub.1 -C.sub.4 alkyl or ##STR36## and R.sup.7 and R.sup.8 are each individually hydrogen, C.sub.1 -C.sub.6 alkyl, (CH.sub.2).sub.p OH or (CH.sub.2).sub.p -piperidyl;
- X is O or S;
- Y is CHR.sup.5, O or S;
- R is H or C.sub.1 -C.sub.6 alkyl;
- R.sup.1 and R.sup.2 are each individually C.sub.1 -C.sub.6 alkyl;
- R.sup.3 is H or C.sub.1 -C.sub.6 alkyl;
- R.sup.4 is hydrogen, or when Y is CHR.sup.5, R.sup.4 and R.sup.5 are each individually H or when taken together form a bond;
- m is 0 or 1;
- n is an integer from 0 to 4 both inclusive; and
- p is an integer from 1 to 6 both inclusive;
- or a pharmaceutically acceptable salt, hydrate or optical isomer thereof; and one or more Drug Useful in the Treatment of Pain in a weight ratio of a compound of formula I to Drug Useful in the Treatment of Pain of from about one part of a compound of formula I to from about one (1) to about one thousand (1000) parts Drug Useful in the Treatment of Pain.
- 23. The method of claim 22 where:
- Ar is phenyl substituted with one or two substituents selected from --(CH.sub.2).sub.n R.sup.6, ##STR37## --(C.sub.1 -C.sub.6 alkyl)R.sup.6 where R.sup.6 is NR.sup.7 R.sup.8 and R.sup.7 and R.sup.8 are H or C.sub.1 -C.sub.6 alkyl;
- and one or two substituents selected from hydrogen, C.sub.1 -C.sub.6 -alkyl, hydroxy; or two substituents which when taken together form a phenyl group;
- R.sup.1 and R.sup.2 are C.sub.1 -C.sub.6 alkyl;
- R, R.sup.3, R.sup.4 and R are H;
- X is O
- Y is O or S.
- 24. The method of claim 23 where R.sup.1 and R.sup.2 are 1,1-dimethylethyl.
- 25. The method of claim 24 where Ar is phenyl substituted with one or two substituents selected from (CH.sub.2).sub.n R.sup.6 or (C.sub.1 -C.sub.6 alkyl)R.sup.6 and one or two substituents selected from hydrogen or C.sub.1 -C.sub.6 alkyl.
- 26. The method of claim 25 where Ar is phenyl substituted with (CH.sub.2).sub.n R.sup.6.
- 27. The method of claim 26 wherein the compound of formula I is 2-(3,5-di-t-butyl-4-hydroxyphenyl)-4-(2-(4-methylethylaminomethyl-phenyloxy)ethyl)oxazole.
- 28. The method of claim 22 wherein the Drug Useful in the Treatment of Pain is an NSAID.
- 29. The method of claim 22 wherein the weight ratio of a compound of formula I to Drug Useful in the Treatment of Pain is from about one (1) part of a compound of formula I to from about one (1) to about one hundred (100) parts Drug Useful in the Treatment of Pain.
- 30. The method of claim 22 wherein the weight ratio of a compound of formula I to Drug Useful in the Treatment of Pain is from about one (1) part of a compound of formula I to from about one (1) to about thirty (30) parts Drug Useful in the Treatment of Pain.
- 31. The method of claim 22 wherein the Drug Useful in the Treatment of Pain is selected from the group consisting of alpha adrenergic compounds and opioid compounds.
- 32. The method of claim 22 wherein the Drug Useful in the Treatment of Pain is selected from the group consisting of Tylenol #3, tricyclic antidepressants, anticonvulsants, serotonin reuptake inhibitors, mixed serotonin-norepinephrine reuptake inhibitors analgesics, and neurokinin antagonists.
- 33. The method of claim 22 wherein pain is neuropathic pain.
- 34. The method of claim 33 wherein the neuropathic pain is selected from the group consisting of lower back pain, pain associated with arthritis, cancer-associated pain, herpes neuralgia, phantom limb pain, central pain, opiod resistant neuropathic pain, bone injury pain, and pain during labor and delivery.
- 35. The method of claim 22 wherein pain is nociceptive pain.
- 36. The method of claim 35 wherein the nociceptive pain is selected from the group consisting of post-operative pain, cluster headaches, dental pain, surgical pain, pain resulting from severe burns, pain from third degree burns, post partum pain, angina pain, genitourinary tract related pain, and pain from cystitis.
- 37. The method of claim 22 wherein the pain is acute pain.
- 38. The method of claim 37 wherein the acute pain is selected from the group consisting of headache, arthritis, simple muscle strain, and dysmenorrhea.
Parent Case Info
This application claims the benefit of U.S. Provisional Application No. 60/057,389, filed Aug. 28, 1997.
US Referenced Citations (6)
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