| abstract |
The present invention provides pharmaceutical compositions for the treatment of acne, psychotic illnesses, such as schizophrenia, cancer, such as cancer of the head, neck and lung, and emphysema, comprising co-administering a therapeutically effective amount of isotretinoin and a contraceptive in a contraceptively effective dosage. The contraceptive preferably does not contain 100 wt % progestogen. Methods of treating acne and unit dosage delivery systems are also provided. Also provided is an improved method of treating acne, and other diseases, comprising providing a blister pack comprising at least about 28 separate daily dosage units of a therapeutically effective amount of isotretinoin, or other retinoic acid derivative equivalent, and at least about 21-28 additional daily dosage units of an oral contraceptive in a contraceptively effective amount, selected from the group consisting essentially of: estrogen, estrogen and progestogen, mifepristone, or a combination thereof, whereby for at least about 21 successive days, said oral dosage unit of isotretinoin, or other retinoic acid derivative equivalent, and said oral dosage unit of said oral contraceptive are administered to a female of child-bearing age. Patch, inhaler, nebulizer, and injection formulations for the preferred active ingredients are also provided. |