I Am 33 Yrs Old Female..my Follicles Wer Size 10mm

I am 33 yrs old female..my follicles wer size 10mm in day 15.i hve 26 day cycle..my amh is 1.8 on 2nd day of cycle..i want to conceive so doctor has givn me dhea 25mg tds for a month and progesterone 300mg once daily dose for 10days.if i dont become pregnant evn after that then he has gvn me clomd on 2nd day of next cycle for 5 days..m worried..is this the right treatment?