Is this normal ?

Ariel • Wife 👰🏻💍: mommy to a little boy💙 :grieving doggie mama 🐶🐾

I started my first round of clomid on Monday night at 12am so Tuesday basically it’s now Thur night and I haven’t had any mood swings I have headaches & a I had a little pinching pain in my left ovary on Wednesday night but nothing else ? Could it maybe not working ?