Reduce the chance of pregnancy after unprotected sex or failed methods of protection with this Plan B 1.5mg Emergency Contraceptive Pill. Each box contains one tablet to be used as soon as possible after an unprotected sexual encounter for best results. This One Step pill should be used no more than 72 hours after an unprotected sexual encounter for best effectiveness. The hormone tablet is small and easy to take orally. Using the same ingredient in many birth control pills but at a higher level, this levonorgestrel pill is an effective tool in women's health for a back-up option. Use only on occasion and not routinely. It is conveniently available over the counter with no prescription required. This pack of Plan B 1.5mg Emergency Contraceptive Pills is a number-one OBGYN-recommended brand because of its safety and effectiveness.