Ethinyl estradiol / levonorgestrel
"Every 2 years or so I switch birth control pills to get my body used to something new. Other than Yaz making me border line psychotic, Aviane is next at the bottom of the list. I've been on it for about 6 months now and I had to go back to what I was on before. If I didn't take it at the exact same time every day, I would spot and after month 3 I bled for 2 weeks straight. My acne is the worst it's ever been and I know Aviane caused the cystic acne on my chin every month. "