Morning after pill warning after HUNDREDS of unwanted pregnancies

Women using the morning after pill may need a double dose to avoid conceiving if they are taking other drugs.

Medicines for epilepsy and common infections – as well as some herbal remedies – can interfere with the emergency contraceptive and make it ineffective.

The morning after pill (known as Plan B in the US) contains the progesterone levonorgestrel.

It stops the ovaries releasing eggs and irritates the lining of the uterus, making it incredibly difficult for a fertilized egg to implant.

But when paired with common anti-seizure medication such as phenytoin, or herbal remedies to ease stress, the hormone to kick-start this process is drowned out.

Full story: http://www.dailymail.co.uk/health/article-3791359/Morning-pill-warning-400-unwanted-pregnancies-Emergency-contraception-doesn-t-work-medications-herbal-remedies.html