

A clinical briefing on Crinone availability in 2026 for prescribers: supply status, alternatives, prescribing implications, and patient access tools.
For reproductive endocrinologists, OB/GYNs, and other prescribers, patient access to Crinone (Progesterone vaginal gel, 4% and 8%) remains a recurring concern. While Crinone is not currently listed on the FDA Drug Shortage database, clinicians regularly hear from patients who cannot fill their prescriptions at retail pharmacies.
This briefing covers the current supply landscape, clinical implications for prescribing, cost considerations, and practical tools to help your patients access this medication.
Crinone, manufactured by Merck Serono, has maintained relatively stable manufacturing output. Unlike oral Progesterone capsules and some compounded formulations that have experienced intermittent supply disruptions, Crinone vaginal gel has not been subject to FDA-reported shortages.
However, the practical reality is different from the official status:
The stocking and access challenges around Crinone have several implications for clinical practice:
In ART protocols, Progesterone supplementation must begin at precisely the right time — typically the day of or the day after oocyte retrieval, or on a specific day during FET preparation. Delays in filling a Crinone prescription can directly impact cycle outcomes. Proactive prescribing — sending prescriptions to pharmacies well in advance of the needed start date — is essential.
Many payers require prior authorization for Crinone, particularly when prescribed for ART (which is not universally covered). Key considerations:
Generic Progesterone vaginal gel is available but inconsistently stocked. When prescribing, specifying "DAW" (Dispense As Written) for brand Crinone may limit fill options, while allowing generic substitution can improve access. Discuss with patients whether brand-name Crinone is clinically necessary for their situation.
Based on 2026 data, Crinone availability breaks down roughly as follows:
Crinone pricing varies dramatically by dispensing channel:
For patients without fertility coverage, the cost differential between retail and specialty channels is substantial. Directing patients to specialty pharmacies can save them $400-$600 per prescription fill.
When Crinone access is problematic, consider these alternatives:
Several tools can help streamline medication access for your patients:
The fertility medication landscape continues to evolve. Key trends to watch:
While Crinone is not in a formal shortage, practical access barriers persist for many patients. Proactive prescribing, familiarity with alternative Progesterone formulations, and leveraging tools like Medfinder for Providers can significantly improve your patients' experience and treatment continuity.
For the patient-facing version of this update, see our Crinone shortage update for patients. For guidance on helping patients navigate costs, see our provider's guide to helping patients save on Crinone.
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