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9 th September 2026
Diazepam for Fear of Flying/Flights
Background
Benzodiazepines (including diazepam, lorazepam, temazepam, clonazepam) are medicines that have been in use since the 1960s for a wide range of conditions, such as alcohol withdrawal, epilepsy, and muscle spasms. They are strongly sedating drugs that have negative effects on memory, coordination, concentration, and reaction times. They are addictive and withdrawal can lead to seizures, hallucinations, agitation, and confusion.
Unfortunately, benzodiazepines have widely become drugs of abuse, and as a result they are controlled in the UK as Class C, Schedule 4 drugs. This means there are restrictions on when and how much can be prescribed under the Controlled Substances Act, and inappropriate use, supply or possession of these medications is illegal in the UK under the Misuse of Drugs Act.
Until now, many patients have approached the practice for diazepam and have been issued this for fear of flying. However we are now implementing guidance which recommends no longer prescribing this for fear of flying.
Evidence
The national prescribing guidelines followed by GP’s and many airlines consider sedative medications as a reason why someone would not be allowed on a plane, in a similar way that someone who has consumed excessive alcohol may be removed from a plane. The GP would be taking a significant legal risk by prescribing against these national guidelines.
Diazepam is a sedative, so it makes you sleepier. If an emergency occurred during the flight, this could impair your ability to concentrate, follow instructions, or react to the situation. This could seriously affect the safety of you and the people around you.
Sedative drugs can make you fall asleep; however, the sleep is an unnatural non-REM sleep. Your movements during this type of sleep are reduced and this can place you at an even higher risk of developing blood clots in the legs (deep vein thrombosis – a DVT) or lungs (pulmonary embolism – a PE). These blood clots are very dangerous and can even be fatal. This risk further increases if your flight is over 4 hours long.
Most people feel sleepy when they take diazepam, but a small proportion of people experience the opposite effect and can become aggressive. This is called a paradoxical effect, and it can be unexpectedly inconsistent, even if diazepam has been used in the past. Alongside aggression and agitation, this response can cause disinhibition and make you behave in ways you normally wouldn’t. This could also impact on your safety and the safety of your fellow passengers or could lead you to get in trouble with the law.
There is a possible link between occasional use of benzodiazepines and earlier onset of dementia in later life.
Other support
A fear of flying is frightening and can be debilitating. However, there are much better and effective ways of tackling the problem. We recommend you tackle your problem with a Fear of Flying Course, which are aviation-industry approved and are run by several airlines. These courses are far more effective than diazepam and have none of the undesirable effects. Also, the positive effects of the courses continue after the courses have been completed.
Easy Jet : www.fearlessflyer.easyjet.com Tel: 0203 813 1644
British Airways: http://flyingwithconfidence.com/courses/venues Tel: 01252 793 250
Virgin Atlantic: https://flyingwithoutfear.co.uk/collections Tel: 01423 714 900
Fly And Be Calm is an instant download audio course which includes instructions, a fear removal tool and two hypnotic tracks. You can find this at: https://flyandbecalm.co.uk/
Ultimately, if you still feel unable to fly, then it may be appropriate to consider alternative routes of transport.
If you still wish to consider diazepam for fear of flying, we suggest consulting with a private GP or a private travel clinic, who may be able to help you further. These services are private and not offered by the NHS. The private clinics may then liaise with the airlines directly to arrange a medically-trained escort for a passenger who is taking sedative medications, which can be expensive.

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