new FOUR-phase extended-cycle oral contraceptive, Quartette (kwor-TET, levonorgestrel/ethinyl estradiol)

You'll see a new FOUR-phase extended-cycle oral contraceptive, Quartette (kwor-TET, levonorgestrel/ethinyl estradiol).

It's a 3-month OC like LoSeasonique.

But the ethinyl estradiol dose varies... 20 mcg for 42 days, 25 mcg for 21 days, 30 mcg for 21 days...and then 10 mcg for 7 days.

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