✋ Hand luggage
Tablets: permitted with no restriction. Liquid medication and nasal sprays: exempt from 100ml rule when declared as medical necessity.
🧳 Hold luggage
Permitted.
Based on TSA guidance for United States. Official rules ↗
Allergy medication / antihistamines rules by country
How carry-on and checked-bag rules for allergy medication / antihistamines compare across the 14 countries we cover.
Allergy medication / antihistamines
Common questions
Yes. Liquid allergy medication declared as a medical necessity is exempt from the 100ml rule. Carry a prescription or doctor's note.
Common OTC antihistamines like cetirizine are legal globally, but some stronger antihistamines or those containing pseudoephedrine may be restricted or require a prescription in certain countries.
Yes. EpiPens are medical devices exempt from the liquid rule. See the EpiPen page for full details.
Related items
Browse all Medical →Based on official United States security guidelines. Rules vary by airline and route — always verify with your carrier before travel. · Rules last verified May 2026.