AdvertisementEmergency contraception pills are safe and effective, but not always availableJune 28, 2022Maria GodoyfacebookEmailThe 2021 study found that 32% of pharmacies did not have levonorgestrel, a hormone that can prevent pregnancy after unprotected sex, in stock at all, and of the pharmacies that did have it on the shelf, 70% of them kept it in a locked box. (AFP via Getty Images)