Hyoscine hydrobromide

Hyoscine hydrobromide

What it's for

Hyoscine hydrobromide

How it's used (previously Dosage and administration)

Hyoscine hydrobromide

Side effects

Hyoscine hydrobromide

Who it's for

Hyoscine hydrobromide

Interactions

Hyoscine hydrobromide is a medicine used to treat travel sickness. It can help with symptoms like feeling or being sick (nausea and vomiting).

Hyoscine hydrobromide usually comes as tablets. Follow the instructions that come with your medicine.

Side effects of hyoscine hydrobromide include a dry mouth, feeling dizzy or feeling very tired. More serious side effects are rare.

Hyoscine hydrobromide is suitable for most adults and children from 4 years, but always check before taking it because it's not suitable for everyone.

Taking hyoscine hydrobromide with other medicines, such as some antihistamines or pain medicines, can cause problems. Always check before taking it.

What hyoscine hydrobromide is for

Hyoscine hydrobromide is mainly used to treat travel sickness.

It helps with symptoms like feeling sick (nausea) and being sick (vomiting).

It works on the parts of your inner ear, nerves and brain that control balance and nausea.

It's also sometimes given as an injection as part of end-of-life care or hospital treatment.

How to take hyoscine hydrobromide and how much to use (dose)

Hyoscine hydrobromide usually comes as tablets that can be chewed, sucked or swallowed whole.

Always check the packet or leaflet that comes with your medicine. Ask a pharmacist or doctor for advice if you're not sure how to take it or have any problems taking it.

How to take common types of hyoscine hydrobromide

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If you miss a dose of hyoscine hydrobromide

If you're taking hyoscine hydrobromide for travel sickness and you miss a dose, you can take another dose if it's been at least 6 hours since your last dose.

Do not take 2 doses to make up for a missed dose.

If you take too much hyoscine hydrobromide

Taking extra doses of hyoscine hydrobromide can be dangerous.

Call NHS 111 if:

• you've taken more hyoscine hydrobromide than it says on the packet or leaflet

Information

If you're told to go to A&E, do not drive. Ask someone to drive you or call 999 and ask for an ambulance.

Bring the hyoscine hydrobromide packet or leaflet inside it, any remaining medicine, and any other medicines you take.

Side effects of hyoscine hydrobromide

Like all medicines, hyoscine hydrobromide can cause side effects, although not everyone gets them.

Common side effects

Common side effects of hyoscine hydrobromide include:

• blurred vision or large (dilated) pupils
• dry mouth
• feeling very tired (drowsy) or dizzy
• constipation
• skin rash or redness – redness can be harder to see on black or brown skin

If you feel drowsy, dizzy or have blurred vision after taking hyoscine hydrobromide, do not drive, ride a bike or use machinery until you no longer have these symptoms.

Speak to a pharmacist or doctor if:

• you have any side effects that bother you or do not go away

They may be able to give you advice about how you can reduce the side effects.

Find a pharmacy

Serious side effects

Hyoscine hydrobromide can sometimes cause serious side effects, although most of them are rare.

Possible serious side effects of hyoscine hydrobromide include:

• changes to your heart rate, such as a fast or irregular heartbeat
• an increased number of seizures, if you have epilepsy
• confusion, unusual behaviour, and seeing or hearing things that are not there (hallucinations), particularly in children
• an allergic reaction (anaphylaxis), which can cause symptoms such as a swollen throat or tongue, a raised, itchy rash or difficulty breathing

Call 999 if:

• you're taking hyoscine hydrobromide and think you might be having anaphylaxis

If you think you're having any other serious side effect, call NHS 111.

Who can and cannot take hyoscine hydrobromide

Most adults and children aged 4 years or older can take hyoscine hydrobromide.

But hyoscine hydrobromide is not suitable for everyone. For example, it may not be suitable if:

• you've had an allergic reaction or other serious side effects from hyoscine hydrobromide
• you have epilepsy
• you have an overactive thyroid
• you have liver, kidney or prostate problems
• you have glaucoma or have been told you're at risk of glaucoma
• you have a blocked intestine or other stomach problems
• you have heart failure or a fast heartbeat
• you are aged 60 or older

Before taking hyoscine hydrobromide, tell your doctor if you have any medical conditions.

Breastfeeding and hyoscine hydrobromide

You may be able to take hyoscine hydrobromide while breastfeeding, but check with a pharmacist or doctor first. Your baby may need to be monitored for any side effects.

If you're taking hyoscine hydrobromide when breastfeeding, speak to a healthcare professional or call NHS 111 if you have any concerns about your baby.

Pregnancy and hyoscine hydrobromide

Tell your doctor if you're pregnant or trying to get pregnant. Hyoscine hydrobromide is not usually recommended during pregnancy.

However, you may be able to take it if there are no other ways to treat your travel sickness and the benefits outweigh the risks.

Taking hyoscine hydrobromide with other medicines, food and drink

There are some medicines, remedies and supplements that may not mix well with hyoscine hydrobromide.

This includes:

• antihistamines, particularly drowsy (sedating) antihistamines
• medicines for migraines and nerve pain, such as amitriptyline or nortriptyline
• some medicines for Parkinson's disease, such as amantadine
• other medicines for nausea and vomiting, such as metoclopramide and domperidone

Before taking hyoscine hydrobromide, tell the pharmacist or your doctor if you're taking any other medicines, herbal remedies, vitamins or supplements.

Food, drink and alcohol with hyoscine hydrobromide

You can eat and drink as normal while taking hyoscine hydrobromide.

But it's best not to drink alcohol, as it can increase the risk of side effects like feeling very sleepy.