Clomid Question

Monica • 💍Happily married to my BFF 💍 👶🏾TTC Baby #1👶🏾 💕Loving life and it's loving me right back 💕

What day of your cycle do you usually begin Clomid. I have my HSG scheduled for next week and I am wondering if I'll be able to take it this cycle or if I'll have to wait until next month.