Why Am I Experiencing Back Pain While Trying To Conceive With Medication When Diagnosed With PCOS?

Hi doctor I’m try to convince my last lmp is 02/09/22 doc given florita Ll after my date 02/10/22doct given letrozol in my day 6 th after day 17 hcg 10000iu after 23 day Duphaston 10 mg daily 4 tabs morning 2 night 2 tabs today 29/11/22 morning I’m suffering back pain a lot I’m Pcos also