Failed 2 cycles of Letrozole, wht next.

Diagnosed PCOD, prescribed krimson 35 fr 3 months Jan-Mar 2019, also taking cystofert, bigomet sr 500 twice daily ,biopreg once daily till now. Started letrozole 5mg for 5 days cd2-cd6 in Apr(lmp on 21st apr),hcg shot at 24mm follicle size in left ovary on cd12, ovulated on cd14 on May 5,took duphaston cd16-cd25 but no conception. LMP on 21st May'19, letrozole 5mg frm cd2-cd5, 2 follicles of 12mm nd 11mm in ryt ovary nd 2 in left of 13mm nd 14mm till cd14. No dominant follicle till cd14, endometrium 7.2mm, started duphaston 10mg twice daily frm 6th jun to 18th jun(extended to 13 days due to missing doses). Dr. said current cycle is busted go fr hsg test in next cycle and try naturally without ovulation inducing meds.Waiting fr periods now. Should I go fr hsg nd follow her advice or visit another dr.