[Experiences with the normophasic ovulation inhibitor Ovanon].

Use of Ovanon (.08 mg mestranol for 7 days, .075 mg mestranol and 2.5 mg lynestrenol for 15 days) as a contraceptive in 60 women (476 cycles) and in 7 women (33 cycles) in the treatment of premenopausal symptoms and menstruation disorders is reported. No pregnancy occurred during the treatment period, and therapeutic results were good in 6 of the treated patients. Side effects were infrequent and minor. Spotting and breakthrough bleeding in particular were infrequent, and amenorrhea was not observed.