Wondering When to Expect Period After Failed IUI or IVF? Usually, your period may start within 10 to 14 days after the procedure if implantation hasn’t occurred. Hormonal medications used during treatment can sometimes delay menstruation slightly. It’s important not to panic — mild irregularities are normal. However, if your period is significantly delayed or you experience unusual symptoms, consult your fertility specialist. At primeivfcentre, our expert team and experienced IVF doctor in Delhi provide compassionate care, guiding you through every stage of your fertility journey. Get personalized advice and support to help you plan your next steps effectively after an unsuccessful IUI or IVF attempt.