Why Am I Having Two Periods This Month?

usually it's a simple procedure with slight discomfort.

Stress, weight fluctuations, and hormonal imbalance are some of the factors that can cause a delay in your period. As you had protected sex and your period is late only by 10 days, it is unlikely you are pregnant. 

It is not safe to take all the pills together. Mifeprestone and Misoprostol are 2 different drugs. Do not exceed the prescribed dose. Follow up with a medical professional.

If you have taken your Diane 35 pills correctly and consistently as prescribed then chances of becoming pregnant are very low. But if you have missed any pills or taken them late, the risk of pregnancy increases. Just to be sure you can take a pregnancy test. 

Precum some­times carries sperm; if it touche­s the vaginal area, pregnancy may occur. Cleaning the­ area after contact helps too. A small chance­ exists, so taking precautions is wise. Though unlike­ly, that pre-ejaculate fluid could le­ad to conception. Protection and hygiene­ minimize the risk effe­ctively.

Postinor 2 may cause a delay in your menstrual cycle but it is not a guaranteed method of contraception. Talk to your gynecologist for further tests to determine the cause of the delay and rule out any underlying medical conditions.