Drug Efficacy

Medications to avoid or speak to your physician about are:
-Estrogen products such as hormone replacement medications (oestrogel) or birth control medications because they decrease the efficacy of anastrozole.
-Tamoxifen may interact with anastrozole and decrease the efficacy of anastrozole.
-Thalidomide may interact with anastrozole.
-The following herbals should be avoided because they may decrease the efficacy of anastrozole - black cohosh, don quai, Motherwort, Vitex, hops, licorice, red clover, and thyme.
-Medicines similar to luteinizing hormone releasing hormone