Pill Imprint MJ 583
This peach round pill with imprint MJ 583 on it has been identified as: Ovcon 35 ethinyl estradiol 0.035 mg / norethindrone 0.4 mg.
This medicine is known as Ovcon 35 (generic name: ethinyl estradiol/norethindrone). It is available as a prescription only medicine and is commonly used for Birth Control.