IRCT2016022821653N5.

Study name	Assessing the effect of adding vitamin D and vitamin E to metformin with dydrogesterone regimen in the treatment of infertile women with polycystic ovary syndrome
Methods	Randomised controlled trial
Participants	Inclusion criteria: Infertile women with polycystic ovary syndrome (PCOS)؛which had no pregnancy history after 12 months of unprotected intercourse Exclusion criteria: Women with other causes of infertility such as endometriosis Internal and surgical diseases Women who do not have polycystic ovary syndrome (PCOS) criteria
Interventions	Intervention group 1: Metformin plus dydrogesterone plus vitamin E Intervention group 2: Metformin plus dydrogesterone plus vitamin D Control group: Metformin plus dydrogesterone
Outcomes	Endometrial thickness. Timepoint: Before intervention and 3 months after intervention. Method of measurement: sonography Follicle size. Timepoint: Before intervention and 3 months after intervention. Method of measurement: sonography Menstural discipline. Timepoint: Before intervention and 3 months after intervention. Method of measurement: sonography. Pregnancy. Timepoint: Before intervention and 3 months after intervention. Method of measurement: BHCG Weight. Timepoint: Before intervention and 3 months after intervention. Method of measurement: Scale
Starting date	21 June 2016
Contact information	Fatemeh Kargarfard Address: Alley 5. Fard asadi avenue 7416653134 Jahrom Iran (Islamic Republic of) Telephone: +7 1330990 Email: fatemehkargarfard@yahoo.com Affiliation: Jahrom University of Medical Sience Dr Kavous Solhjo Address: Jahrom University of Medical Sience, Motahari Boulevard Jahrom Iran (Islamic Republic of) Telephone:+98 71 5444 0821 Email: sohjo@jums.ac.ir Affiliation: Jahrom University of Medical Sience
Notes	Complete