25 yr old female with primary infertility and ovulatory disorder undergoin ovulation induction with clomiphene 50mg. Inj hcg 10k given on 14th day wid follicle size of 24*21mm. All other tests are normal. Ovulation didnt ocurred.

Now pt is on 21st day of cycle wid follicle size of 39*28mm and endometrial thickness of 13.2 mm. How to proceed?