What causes vaginal spotting after stopping Duphaston?
Patient: hello , i went through iui on 4rth april and was taking Duphaston 10mg twice a day of 15 days ... i continued taking dupaston and did my first pregancy test which was negative ... than i took beta HCG test which was also negative. then i called my doctor and she told me to stop duphaston and wait for 3 days . she told me that that either i ll have period or a positive result. today i again take home pregancy test it is negative and light bleeding .. as i have intercourse yesterday .. so the bleeding started by that .. Doctor: Hello and Welcome to ‘Ask A Doctor’ service. I have reviewed your query and here is my advice.  You have been getting negative pregnancy test results and started spotting, it is likely to be premenstrual spotting. you are likely to get your period soon. If not, repeat the pregnancy test.  Hope I have answered your query. Let me know if I can assist you further.