Tirzepatide may trigger exercise-induced anaphylaxis, which resolves upon discontinuation of the drug.
A patient developed exercise-induced anaphylaxis after initiating tirzepatide, a dual GIP/GLP-1 receptor agonist. After discontinuing tirzepatide, the exercise-induced anaphylaxis resolved. This suggests a causal relationship between tirzepatide and exercise-induced anaphylaxis.
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Tirzepatide may trigger exercise-induced anaphylaxis, which resolves upon discontinuation of the drug. The current body of evidence comprises 1 study. EvidenceHub rates the overall confidence at 32/100 (low).
The Claim
Tirzepatide may trigger exercise-induced anaphylaxis, which resolves upon discontinuation of the drug.
This conclusion is most relevant to: A single patient with exercise-induced anaphylaxis after starting tirzepatide.
What the Research Shows
The conclusion draws on 1 linked study. Highlights from the cited literature:
- ▸Exercise-induced anaphylaxis with a cofactor of GIP/GLP-1 receptor agonist: A case report. (The journal of allergy and clinical immunology. Global, 2026) —
How It Works
The proposed biological pathway:
- ▸Tirzepatide activates GIP/GLP-1 receptors
- ▸May alter mast cell or immune response during exercise
- ▸Cofactor of exercise triggers anaphylaxis
- ▸Discontinuation removes trigger, leading to resolution
Who Might Benefit
Evidence fit by population:
- ▸A single patient with exercise-induced anaphylaxis after starting tirzepatide
Recommended Dose
N/A
Limitations & Caveats
Important context when interpreting this evidence:
- ▸Single case report, not generalizable
- ▸No control group or blinding
- ▸Potential confounding factors not controlled
Frequently Asked Questions
What is tirzepatide?▼
Tirzepatide is a dual glucose-dependent insulinotropic polypeptide/glucagon-like peptide-1 receptor agonist used for type 2 diabetes and weight management.
Can exercise-induced anaphylaxis be caused by medications?▼
Yes, certain medications can act as cofactors, increasing the risk of exercise-induced anaphylaxis, as seen in this case with tirzepatide.
Does stopping tirzepatide always resolve exercise-induced anaphylaxis?▼
In this single case report, discontinuation led to resolution, but more evidence is needed to confirm this effect in other patients.
Is exercise-induced anaphylaxis common with GLP-1 receptor agonists?▼
This is a rare reported case; no widespread evidence suggests a common association, but clinicians should be aware of the potential risk.
References
- 1.Chong AC, Elshaer A, Diaz-Menindez M, Squire JD, Wonnaparhown AM, Freeman CM. “Exercise-induced anaphylaxis with a cofactor of GIP/GLP-1 receptor agonist: A case report..” The journal of allergy and clinical immunology. Global, 2026. PMID: 42405354 DOI: 10.1016/j.jacig.2026.100751