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Product Information

Generic name(s):

  • Betahistine

Serc (betahistine) is a type of medicine called a histamine-analogue.It is thought to work by helping the blood flow in your inner ear, which lowers the buildup of pressure. It is this buildup of pressure in the ear which is thought to cause feelings of dizziness (vertigo), feelings of being sick (nausea and vomiting), ringing in the ears (tinnitus), and hearing loss or hearing difficulty suffered by people with Ménière’s disease.Serc (betahistine) may also be used for purposes not listed in this medication guide.

What are the available dosage forms and strengths?


  • 8mg

  • 16mg

  • 24mg

How should you take Serc (betahistine)? 

Follow all directions on your prescription label and read all medication guides or instruction sheets. Use exactly as directed by your healthcare provider.

It is recommended to take your dose at about the same time every day.

This medicine can be taken with or without food. If this medicine causes upset stomach, take it with meals.

The usual dose is 24 – 48 mg daily in divided doses (12 mg to 24 mg twice a day, or 8 mg to 16 mg three times a day).

Do not take a double dose to make up for a forgotten dose. If you forget to take a dose, take it as soon as you remember it and then take the next dose at the right time.

Store at room temperature away from moisture, heat, and light. Keep the bottle tightly closed when not in use.

Who should not take Serc (betahistine)?

Do not take if Serc (betahistine):

  • you are allergic (hypersensitive) to Serc (betahistine) dihydrochloride or to any of the non-medicinal ingredients in the product.

  • you have a peptic (stomach) ulcer or have a history of this condition.

  • your doctor has told you that you have an adrenal gland tumour (called phaeochromocytoma).

What should I tell my healthcare provider before using Serc (betahistine)? 

Tell your doctor if you:

  • have or have had health problems in the past.

  • suffer from bronchial asthma,

  • have liver problems.

  • are pregnant, plan to become pregnant, or are breastfeeding.

  • are less than 18 years old.

What are the possible side effects of Serc (betahistine)? 

Get emergency medical help if you have signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue or throat.

Common side effects may include:

  • skin rashes and itching

  • stomach pain

  • nausea, vomiting

  • bloating, indigestion

  • headache

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects.

What other drugs interact with Serc (betahistine)? 

Tell your doctor about all your other medicines, especially:

  • antihistamines;

  • beta-2 agonists (e.g., salbutamol, salmeterol, fenoterol, formoterol) and

  • monoamine-oxidase inhibitors (MAOIs)

This list is not complete. Other drugs may affect this medication, including prescription and over-the-counter medicines, vitamins, recreational and herbal products.

What happens if I overdose?

Seek emergency medical attention

Where can I get more information about Serc (betahistine)?

If you have any questions about buying discount Serc (betahistine) or any other prescription products online, you can contact us.

Could not find your medication? Call us!


For many products we offer a lower per unit cost when you purchase larger quantities. If your quantity is larger than what is available on this website, please contact us directly.


Brand-name and generic products are therapeutically equivalent.


Whatever source country you choose, your product will take about the same number of days to arrive.

Discreet Packaging

Your order for Serc will be shipped in discreet packaging so whether the item is shipped to your home or work no one will know the contents of the shipment until opened.

Delivery Timetable

Average regular delivery time:10 days from our Canadian online pharmacy.

Delivery times for Serc do vary depending on the location of the dispensary. The reason deliveries take time is primarily due to customs procedures that need to be completed prior to allowing our packages to enter the United States. Expedited and tracked delivery services are available from our Canadian online dispensary. Please speak to one of our online pharmacy service representatives if you have any questions about delivery times for your order.

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