Travel with Medication Letter

A Travel with Medication Letter is a doctor-signed document confirming your medical condition and the medications you are carrying. It is often requested by airport security or customs officials, particularly when travelling with controlled drugs, injections, or large quantities of medication.

In many cases, yes, especially if you are travelling with liquid medications over 100ml, controlled drugs, injections, or larger quantities. UK guidance states that you may be required to show proof that your medication has been prescribed to you, such as a doctor’s letter or prescription. (https://www.gov.uk/hand-luggage-restrictions/essential-medicines-and-medical-equipment).

Yes, essential medicines are allowed in both hand and hold luggage, including tablets, inhalers, and even syringes if required for your condition.
However, airport security may screen them separately, and you should carry supporting documentation where possible.

You can carry essential liquid medication over 100ml in your hand luggage, but you must have proof it is prescribed to you, such as a doctor’s letter or prescription

This is strongly recommended. If you are travelling with controlled medications, you must be able to prove they were prescribed to you. In some cases, authorities may request details such as dosage, quantity, and travel dates, all of which are included in a doctor’s letter.

Typically, you can carry up to a 3-month supply for personal use. Carrying larger amounts may require special permissions or licences depending on the medication.