Pharmacology Osteoporosis, Sex Hormones and OCPs 253a14cc

The unique propey of SERMs is that they:

Have both estrogenic and progestational agonistic activity

Inhibits the aromatase enzyme that is required for estrogen synthesis

Produces estrogenic effect without binding to estrogen receptors

Act as agonist in some tissues and antagonist in other tissues

High-Yield Explanation

SERM: 1. Raloxifene- Agonist at bone - Agonist in blood : Increase HDL level- Antagonist at breast: Decrease breast carcinoma risk- Antagonist at endometrium: Decrease endometrium carcinoma- Agonist at liver: Increase thromboembolism risk 2. Tamoxifen- Agonist at bone - Agonist in blood : Increase HDL level- Antagonist at breast: Decrease breast carcinoma risk- Agonist at endometrium: Increase endometrium carcinoma- Agonist at liver: Increase thromboembolism risk Tamoxifen, Doloxifen and toremifene are beneficial on: - Bone - Blood - Breast 3. Clomifene Antagonist at pituataryHypothalamus - GnRHPituatary - LH/FSHOvary - E/P

The unique propey of SERMs is that they:

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