Why am I experiencing light bleeding during periods?

If Plan B was used afte­r ovulation, it could influence your period. Plan B's function is to postpone­ ovulation, which may affect timing. Therefore­, it's possible for period delays afte­r taking it. Irregular bleeding and cycle­ fluctuations are potential symptoms. 

The antibiotic usage might alleviate symptoms temporarily, and yet the main cause of infection should be treated to avoid further complications. However, procrastination in treatment can cause sterility problems later on and, particularly during pregnancy. Thus, it is recommended to see a specialist and follow the prescribed treatment prescription.

Pregnancy, stress or hormonal imbalances may be a reason in skipping a period for one month. You should see a gynecologist that will evaluate your problem and treat accordingly

These symptoms can be experienced by some women during their menstrual cycle. They can be caused by hormonal changes and are not necessarily indicative of pregnancy.