Hi, According to the description the possible causes of your spotting and discharge are: - While using progesterone tablets, if you do not maintain the same time for intake or miss the pill, that can lead to intermenstrual spotting and brownish discharge. - If you have not undergone dilatation and curretage after the abortion, if there is any possibility of retained products of conception inside the uterus, that may lead to spotting and discharge. The steps that can help you are: - Try to take the tablets according to the schedule as advised by your doctor. - Don t miss the time or the tablet. If the spotting persist, even after using like this, please consult your gynecologist once, get examined and undergo an ultrasound. This can help in finding the possible cause of your problem and treatment can be planned accordingly. Take care. Hope I have answered your question. Let me know if I can assist you further. Regards, Dr. Sree Gouri S. R., OBGYN