Pfizer Corporation

David B MacLean

David D Thompson

The present invention provides novel methods of inhibiting pathological conditions related to organ systems which respond to estrogen agonists comprising administering to a mammal in need of such treatment an effective amount of a compound of formula Iwherein the variables A, B, Y, D, Z, G and e are as described herein.

Use of estrogen antagonists and estrogen agonists in inhibiting pathological conditions

The present invention provides novel methods of inhibiting pathological conditions related to organ systems which respond to estrogen agonists comprising administering to a mammal in need of such treatment an effective amount of a compound of formula I

The present invention provides novel methods of inhibiting pathological conditions related to organ systems which respond to estrogen agonists comprising administering to a mammal in need of such treatment an effective amount of a compound of formula I ##STR1##

Use of estrogen antagonists and estrogen agonists in inhibiting

The present invention provides novel methods of treating or preventing osteoporosis comprising administering to a mammal in need of such treatment an effective amount of a compound of formula I ##STR1## wherein R.sup.1 and R.sup.2 may be the same or different provided that, when R.sup.1 and R.sup.2 are the same, each is a methyl or ethyl group, and, when R.sup.1 and R.sup.2 are different, one of them is a methyl or ethyl group and the other is hydrogen or a benzyl group; or a pharmaceutically acceptable salt thereof; together with a bone resorption inhibiting polyphosphonate, or with parathyroid hormone.

Combination therapy to treat osteoporosis-polyphosphonates and estrogen

The present invention provides novel methods of inhibiting bone loss comprising administering to a mammal in need of such treatment an effective amount of a compound of formula I ##STR1## wherein R.sup.1 and R.sup.2 may be the same or different provided that, when R.sup.1 and R.sup.2 are the same, each is a methyl or ethyl group, and, when R.sup.1 and R.sup.2 are different, one of them is a methyl or ethyl group and the other is hydrogen or a benzyl group; or a pharmaceutically acceptable salt thereof; together with a progestin.

Combination therapy to prevent bone loss-progesterone and estrogen

The present invention provides novel methods of increasing serum levels of testosterone comprising administering to a mammal in need of such treatment an effective amount of a compound of formula I ##STR1## wherein R.sup.1 and R.sup.2 may be the same or different provided that, when R.sup.1 and R.sup.2 are the same, each is a methyl or ethyl group, and, when R.sup.1 and R.sup.2 are different, one of them is a methyl or ethyl group and the other is hydrogen or a benzyl group; or a pharmaceutically acceptable salt thereof.

Method of increasing testosterone

The present invention provides novel methods of inhibition of autoimmune diseases comprising administering to a mammal in need of treatment an effective amount of a compound of formula I ##STR1## wherein R.sup.1 and R.sup.2 may be the same or different provided that, when R.sup.1 and R.sup.2 are the same, each is a methyl or ethyl group, and, when R.sup.1 and R.sup.2 are different, one of them is a methyl or ethyl group and the other is hydrogen or a benzyl group; or a pharmaceutically acceptable salt thereof.

Inhibition of autoimmune diseases

Compounds of this formula ##STR1## are useful for treating or preventing Alzheimer's disease, premenstrual syndrome, peri-menopausal syndrome, a deficiency of thrombomodulin, uterine fibrosis, excessive myeloproxidase activity, excessive thrombin, autoimmune disease, reperfusion damage of ischemic myocardium and insufficient testosterone.

Method of treating diseases and conditions with estrogen agonists and

The present invention provides novel methods of inhibiting bone loss comprising administering to a mammal in need of such treatment an effective amount of a compound of formula I ##STR1## wherein R.sup.1 and R.sup.2 may be the same or different provided that, when R.sup.1 and R.sup.2 are the same, each is a methyl or ethyl group, and, when R.sup.1 and R.sup.2 are different, one of them is a methyl or ethyl group and the other is a hydrogen or a benzyl group; or a pharmaceutically acceptable salt thereof; together with or in combination with parathyroid hormone.

Combination therapy to prevent bone loss parathyroid hormone and

The present invention provides novel methods of treating or preventing osteoporosis comprising administering to a mammal in need of such treatment an effective amount of a compound of formula I ##STR1## wherein R.sup.1 and R.sup.2 may be the same or different provided that, when R.sup.1 and R.sup.2 are the same, each is a methyl or ethyl group, and, when R.sup.1 and R.sup.2 are different, one of them is a methyl or ethyl group and the other is hydrogen or a benzyl group; or a pharmaceutically acceptable salt thereof; together with a bone resorption inhibiting polyphosphonate.

Combination therapy to treat osteoporosis - polyphosphonates and

The present invention provides novel methods of inhibiting the symptoms of premenstrual syndrome comprising administering to a human in need of treatment an effective amount of a compound of formula I ##STR1## wherein R.sup.1 and R.sup.2 may be the same or different provided that, when R.sup.1 and R.sup.2 are the same, each is a methyl or ethyl group, and, when R.sup.1 and R.sup.2 are different, one of them is a methyl or ethyl group and the other is hydrogen or a benzyl group; or a pharmaceutically acceptable salt thereof.

Methods for alleviating symptoms of premenstrual syndrome and late

The present invention provides novel methods of inhibiting reperfusion damage in ischemic myocardium comprising administering to a mammal in need of such treatment an effective amount of a compound of formula I ##STR1## wherein R.sup.1 and R.sup.2 may be the same or different provided that, when R.sup.1 and R.sup.2 are the same, each is a methyl or ethyl group, and, when R.sup.1 and R.sup.2 are different, one of them is a methyl or ethyl group and the other is hydrogen or a benzyl group; or a pharmaceutically acceptable salt thereof.

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Providence, RI, United States of America

David B MacLean