A small round blue pill with watson 487 on one side and half score on other side?

Not Medical Advice: A round Grey pill with the imprint WATSON 487 on the front is 1mg of Estradiol (made by Watson Pharmaceuticals). Estradiol is a estrogen that is used to treat atrophic vaginitis, atrophic urethritis, prostate cancer, osteoporosis, and postmenopausal symptoms, among other illnesses. There is a low risk of abuse with this drug. This prescription-only medication should be used only under a doctor's supervision and is not for use in pregnancy.

Friday, February 24 2012
Source: http://www.drugs.com/imprints/watson-487-8030.html