Data shows that patients who stop the treatment often regain about two-thirds of the weight within a year as their natural hunger hormones return to baseline

Key Takeaways BCBS coverage for Zepbound varies by state and plan type: There is no single BCBS policy each state affiliate and employer group sets its own formulary Prior authorization is almost always required: Even plans that cover Zepbound require clinical documentation before approving claims BMI thresholds typically apply: Most BCBS plans require a BMI 30, or 27 with a weight-related comorbidity like type 2 diabetes or hypertension Some BCBS affiliates have dropped GLP-1 coverage entirely: BCBS Michigan removed all GLP-1 weight loss drugs from fully insured commercial plans starting January 2025 Research-grade tirzepatide exists for laboratory use: Not a substitute for prescription medication, but available at significantly lower cost for research applications Zepbound (tirzepatide) launched in late 2023 as Eli Lilly's dedicated weight management version of Mounjaro
For patients with MCAS, this difference can be profound
[DOI] [PubMed] [Google Scholar] 294.Conceicao J., Dores J., Araujo F., Laires P.A., Carr R.D., Brodovicz K., et al
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