Can GLP-1 medications affect how I absorb levothyroxine?

GLP-1 drugs slow gastric emptying, which can change absorption of some oral medications. Whether your levothyroxine timing or dose needs adjustment is a question for the prescribing clinician or pharmacist, with labs as the check. Do not change thyroid medication on your own because of a forum tip.

Educational use only. This database summarizes published research and is not medical advice. Where a dose appears it is a record of what a trial or clinic ran, or what people describe doing, with its source attached. Nothing here is a recommendation for personal use.

Part of thyroid and hashimoto's. What people ask about peptides and thyroid disease, what evidence exists, and why thyroid medication timing still comes first.