Beyaz (drospirenone and ethinyl estradiol and levomefolate): "Instruct the patient to begin taking Beyaz (drospirenone and ethinyl estradiol and levomefolate) either on the first day of her menstrual period (Day 1 Start) or on the first Sunday after the onset of her menstrual period (Sunday Start)." http://www.drugs.com/pro/beyaz.html
Answered 5/14/2015
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