After a miscarriage and D&C procedure, it may take some time for the body and menstrual cycle to return to normal, so not becoming pregnant again within 4 months does not always mean there is a serious problem. In many women, conception can naturally take several months even after a healthy recovery. Possible reasons for difficulty conceiving may include irregular ovulation, hormonal imbalance, stress, thyroid problems, anaemia, polycystic ovary syndrome (PCOS), low egg quality, infection, or, rarely, scar tissue inside the uterus after a D&C. It is also important to evaluate the male partner if pregnancy is delayed. You should maintain a healthy diet, adequate sleep, regular exercise, and avoid smoking or alcohol if applicable. Tracking ovulation and having regular intercourse during the fertile period may improve chances of conception. Your gynaecologist may advise tests such as thyroid profile, hormone tests, an ultrasound scan, an ovulation assessment, blood sugar tests, and sometimes a test to check whether the fallopian tubes are open. In certain cases, further evaluation of the uterus may be needed to rule out adhesions or scarring after the procedure. Most women are able to conceive successfully after a miscarriage and D&C with proper follow-up and treatment if needed, so try not to lose hope and continue regular consultation with your doctor.