Hello, Thanks for posting, From your description there are a wide range of causes that could result to having an intermenstrual bleeding or post-coital bleeding. This might not also necessarily means there is an underlying diseases that lead to that. If you do not suffer from any irregular menstrual cycle, then it is advisable to start investigate the cause of the bleeding. Causes of intermenstrual bleeding (IMB) - Pregnancy-related including ectopic pregnancy and gestational trophoblastic disease - Physiological - 1-2% of women spot around ovulation - Iatrogenic - Combined oral contraceptive pill (COCP) - either in too low dose or in combination with an enzyme-inducing drug - Progesterone-only pill - Intrauterine systems (IUS) or implant - Emergency contraception Causes of postcoital bleeding (PCB) - Infection - Cervical or endometrial polyps - Vaginal cancer (rare in younger women) - Cervical cancer (rare in younger women) - Trauma (excessive sexual intercourse after a wide period of abstinence) There will be need to do a pregnancy test after your expected day of menstrual bleeding or you see a gynobs as soon as possible for review and management. Hope this helps