Rules differ by region: UK and EU require documentary proof of medical need for liquid medications over 100ml. US, Australia and Canada do not require documentation but strongly recommend it.
💼 Cabin bag
Yes
Any quantity permitted. Liquid medications are exempt from the 100ml rule — declare them separately at security.
✈️ Hold (checked)
Yes
Permitted, but carry essential medication in hand luggage in case checked bags are delayed.
💡 Tip: Keep medication in its original labelled container in every region. For controlled substances, carry a signed doctor's letter or prescription — especially important at international borders.
Airline-specific rules
🇦🇪EmiratesPrescription medication allowed in cabin with original labelled packaging; controlled substances need a doctor's letter.
🇸🇬Singapore AirlinesLiquid medication exempt from 100ml rule with valid prescription documentation.
🇮🇪RyanairMedicines in cabin are exempt from the liquids rule; carry prescription or pharmacy label.
🇺🇸American AirlinesPrescription medication in reasonable quantities allowed in cabin; no specific quantity limit for medically necessary liquids.
🇬🇧British AirwaysLiquid medicines over 100ml permitted in cabin with a valid prescription or pharmacist's letter.
Related items
Browse all Medical →Based on official TSA guidelines. Rules vary by airline and route — always verify with your carrier before travel. · Rules last verified May 2026.
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