Medicines & Supplements A to Z > Otilonium bromide

Otilonium bromide

Last updated on 13/07/2021.

Overview   |   Dosage   |    Side Effects   |   Precautions  |   Tips  |   Where To Buy  

GENERIC NAME: Otilonium bromide 



DRUG CLASS: Antispasmodics

SUB CLASS: Anticholinergics, Calcium channel blocker

USED FOR: Stomach or intestinal spasms, Irritable bowel syndrome

– 40mg (dragees)

What is Otilonium bromide for?

Otilonium bromide belongs to a class of medications called anticholinergics and calcium channel blockers. It is used to treat stomach or intestinal spasms caused by different gastrointestinal disorders, such as irritable bowel syndrome.

How to use it?

Otilonium bromide is taken orally as tablets. The usual dose is 40 mg twice or three times daily.

What are the side effects of Otilonium bromide?

Common side effects of Otilonium bromide include dizziness, headache, nausea, vomiting, and abdominal pain.

Who should not take Otilonium bromide?

People who are allergic to Otilonium bromide or any component of the formulation.

Pharmacist Tips:

Tell your doctor if you are pregnant, plan on getting pregnant, or are breastfeeding. 

Common dosing schedule:
Otilonium bromide should be taken 20-30 minutes before meals.

This schedule is for reference only, adjustments may be made according to individual needs.

Some common medications Otilonium bromide may interact with:
No known significant interactions.

Please notify your doctor or pharmacist if you are taking the above medication, dosage adjustments might be needed.

Where to buy Otilonium bromide in Hong Kong?

In Hong Kong, Otilonium bromide is a medicine under supervised sales and can be purchased under the supervision of a pharmacist from any pharmacies in Hong Kong. It can also be obtained from doctors. To find a pharmacy near you, refer to the list of pharmacies (“Authorized Sellers of Poisons”) from the Hong Kong Department of Health.

For more information about drug names and ingredients, you can visit Hong Kong’s Drug Office at

Need more information?

For detailed information about the use of Otilonium bromide in children, pregnancy and breastfeeding, and for questions about drug interactions, please check with your pharmacist or doctor.

For more information about drug names and ingredients, you can visit Hong Kong’s Drug Office at