Pill Imprint W 641
This brown round pill with imprint W 641 on it has been identified as: Triphasil-21 ethinyl estradiol 0.03 mg / levonorgestrel 0.05 mg.
This medicine is known as Triphasil-21 (generic name: ethinyl estradiol/levonorgestrel). It is available as a prescription only medicine and is commonly used for Abnormal Uterine Bleeding, Birth Control, Endometriosis, Gonadotropin Inhibition, Ovarian Cysts, Polycystic Ovary Syndrome.