Dicloxacillin will reduce the level or impact of ethinylestradiol by altering intestinal flora. Applies only to oral varieties of hormone. Low possibility of contraceptive failure. Use Caution/Keep track of. cimetidine will lower the level or effect of ferrous fumarate by increasing gastric pH. Applies only to oral type of both https://edmundw009ofv8.laowaiblog.com/profile