In many cases, these abdominal pains would normally recede in intensity and frequency 6 to 12 hours after taking the pill. Some women report cramp like pains in the lower abdominal region while others say that shooting pains usually happen near the lower end of the obliques or the side muscles of the body. Plan B is one of the more popularly known morning after contraceptives in the market. This is to be expected since the drug tends to target the egg cells in the woman's reproductive system. Its main purpose is to prevent the possible fertilization of the woman's egg cell either by reducing the risk of cell implantation in the uterus or by destroying the nucleus of the egg cell.

Like all female contraceptive products, Plan B can also affect regular menstrual flow and frequency. According to health care providers though, these unwanted symptoms are relatively easier to manage as compared to the other morning after pills out there. Change in menstruation pattern.

Some of the more com Plan B side effects include.

However, like most over the counter contraceptives, some of the known Plan B side effects may cause a few women concern.