Flying with Mounjaro or Wegovy

A connection isn't half a flight, it's a second flight

If you're flying with a stopover in Europe and continuing from there, you probably count the hours in the air. In practice, you add another security screening at the transit airport, another declaration to an officer who hasn't seen your bag, and a door-to-door time much longer than you planned.

Clalit Health Services writes that "airport security guidelines require medication to be kept in its original packaging", that at hand luggage screening "you should declare to the officer, before the bag is scanned", and that "it's a good idea for medication to be accessible during the flight too". On a flight with a connection, the first two points happen twice, at two airports.

Source: Clalit Health Services, medication to take abroad (Hebrew)

The gap that's easy to miss is the suitcase. Between the two legs it isn't in your hands, and sometimes it reaches the destination on a different day than you. Everything that needs to be accessible, all the way, travels in your hand luggage.

What to ask your airline, and when

There's no single right answer here. Each airline decides for itself, and procedures get updated, so the question matters more than any answer you've read on a forum. Ask also who operates each leg of the flight: on a codeshare flight, the procedures of the operating airline may be the ones that apply, so even on a single ticket the two legs can follow two different procedures.

Three questions worth one phone call before the flight:

• What you're allowed to use at your seat. Ask whether there is a charging outlet at the seat (not every airline or aircraft has one), and what the airline's rules are for power banks in the cabin.
• Whether there's a form, and what its timeline is. Ask whether the airline requires a form or advance notice for special equipment, and by when you need to submit it.
• What you can get on board. Don't count on the aircraft's fridge or on ice from the crew. Ask in advance whether it's possible at all.

A cooled carrying case isn't medical equipment, so it isn't certain that an airline's guidelines for medical equipment apply to it at all. That's exactly why you should ask.

If your supply runs out or gets lost abroad

Clalit writes that "in various countries, medication that requires a prescription in Israel can be bought without one. The composition or dose is sometimes different from the medication sold in Israel, even though the name may be similar or even identical". They add that if the medication brought from Israel gets lost, "the doctor and the pharmacy will be the address for a new prescription", and that it's worth taking spare prescriptions.

The practical takeaway: don't assume an Israeli prescription will be accepted at a pharmacy counter abroad. Three things help a foreign pharmacist identify exactly what you have:

1. The original box, with the name, the strength and the expiry date.
2. The name of the active ingredient in English, which also appears on the box.
3. A photo of the leaflet on your phone, taken before you leave home.

The search-name trap

The official leaflet in Israel spells the Hebrew name one way, while everyday searches use a slightly different Hebrew spelling. If a search in Hebrew returns nothing, and in any non-Hebrew interface, try Mounjaro or the active ingredient Tirzepatide. For Wegovy, the active ingredient is semaglutide. These are also the names a pharmacist abroad will recognize, so it's worth knowing them by heart.

Time zones and a fixed weekly injection

What is a logistics matter: the reminder on your phone goes off according to the time zone the phone is in, and sometimes your fixed day falls exactly on the day of the flight. It's worth knowing in advance which day it falls on, and making sure the pen won't be in a suitcase in the hold at that moment.

What you won't find here, on purpose: when to inject, whether to move an injection because of a time difference, and what to do if an injection was missed. These are questions for your doctor and pharmacist only, and a commercial website isn't the address for them, not even indirectly.

What you won't find here

This article doesn't give medication storage windows, in any wording. The storage and use instructions for your product are written in its patient leaflet, and how to find it is covered in the article How to find the official storage instructions for a medication that needs refrigeration.

Where a cooled carrying case fits in

The Secrets Box is a cooled carrying case, not a medical device. It connects with a USB to USB-C cable, stays within 2 to 8°C (36 to 46°F) as long as it is plugged in, and shows the temperature on a display. It's 26 cm (10.2 in) tall and it meets TSA rules for medication on flights. According to supplier data, not our own measurement, without power the bio-gel ice pack stays within the cooling range for 28 hours at an ambient temperature of 40°C (104°F).

It works from any USB source: a wall outlet, a power bank, or a USB adapter for the car's lighter socket. The power bank is sold separately and it needs a 10W output, and the car adapter isn't included in the box either. And to be open about it: it has no alert for being unplugged, so on a long connection it's worth glancing at the display after every transfer. In terms of space, up to 5 Ozempic-size pens fit, and for Mounjaro the number depends on the pen type. The number depends on the size of the pen, not on the medication family, and the full list is on the product page.

Questions that keep coming up

What changes when you fly with Mounjaro or Wegovy on a flight with a connection?

You add another security screening at the transit airport and another declaration to an officer who hasn't seen your bag. So everything that needs to be accessible along the way travels in your hand luggage.

Can I use the aircraft's fridge to keep the pen cool?

Don't count on it. Ask your airline before the flight whether it's possible at all.

How will a pharmacist abroad identify my medication if I need it there?

Three things help: the original box with the name, the strength and the expiry date, the name of the active ingredient in English, and a photo of the leaflet on your phone. Don't assume an Israeli prescription will be accepted at a pharmacy counter abroad.

Do I need to move my weekly injection because of the time difference?

That's a question for your doctor and pharmacist only, and we don't answer it. What is a logistics matter: knowing in advance which day the injection falls on, and making sure the pen won't be in a suitcase in the hold at that moment.

Just before you head out

One call to your airline, the original box in your hand luggage, the active ingredient's name in English and a photo of the leaflet. That's almost the whole difference. If what's still open for you is the temperature along the way, you can read about The Secrets Box.

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How this article was written. We gathered this information from public sources online and brought it together in one place. We are not a medical body, we have no medical or pharmacy qualification, and no medical professional has gone over this article.

Accurate as of the update date shown at the top of this article. Information may change. Security procedures, airline guidelines, medication leaflets and product specifications change from time to time, and the information here may no longer be up to date. It is the reader's responsibility to verify every detail with the official source before acting on it.

This article is general information, not medical advice. For questions about your medication, talk to your pharmacist or doctor. It contains no recommendation on medication storage, dose, method of use or how long a medication stays usable. The only sources for those questions are your medication's patient leaflet, your pharmacist and your doctor. Responsibility for storing and using the medication lies solely with the user and their healthcare provider. The Secrets Box is a cooled carrying case for medication and is not a medical device.