1. KD. Tripathi. Hormones and related drugs: Estrogens, Progestins and Contraceptives. Essentials of medical pharmacology. Seventh edition. 2013. Page – 316-319.
2. Ellis R. Levin and Stephen R. Hammes. Estrogens and Progestins. Goodman & Gilman’s: The Pharmacological basics of Therapeutics. 12th Edition. New York McGraw Hill Medical 2011. Page – 1180-1184.
3. Brigham and Women's Hospital. Comparison of Crinone 8% Intravaginal Gel or Intramuscular Progesterone Supplementation for In Vitro Fertilization (IVF) and Embryo Transfer (ET) Cycles in Women Under Age 40 Years Old. NIH U.S. National Library of Medicine ClinicalTrials.gov. [Revised on September 2011] [Accessed 7th November 2020] https://clinicaltrials.gov/ct2/show/NCT00656201
4. Merck KGaA. Phase 3 Trial to Evaluate the Efficacy and Safety of COL-1620 Vaginal Progesterone Gel. NIH U.S. National Library of Medicine ClinicalTrials.gov. [Revised on December 2015] [Accessed 7th November 2020] https://clinicaltrials.gov/ct2/show/NCT01863680
5. Shoji Kokeguchi, Naoki Hayashi, Daniela Rogoff, Shin Shimizu and Osamu Ishihara. Phase III trial of 8% vaginal progesterone gel for luteal phase support in Japanese women undergoing in vitro fertilization and fresh embryo transfer cycles. NIH US National Library of Medicine, National Institute of Health. [Revised on January 2017] [Accessed 7th November 2020] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5715867/
6. Central Pharma (Contract Packaging) Ltd. Electronic Medicines Compendium (EMC). [Revised on August 2019] [Accessed 7th November 2020] https://www.medicines.org.uk/emc/files/pil.1283.pdf
7. Central Pharma (Contract Packaging) Ltd. Health Products Regulatory Authority (HPRA). [Revised on January 2016] [Accessed 7th November 2020] https://www.hpra.ie/img/uploaded/swedocuments/235-1-PIL-CRINONE%208_%20W-W%20PROGESTERONE%20VAGINAL%20GEL%20(15)%20(CZECH)%20(MAR%2015)-2171633-05012016143145-635876011067688750.pdf