OTC · No prescriptionAnti-vertigo (Vestibular disorders)

Activeist 8MG Tab — Side Effects & Warnings

Known side effects of Activeist 8MG Tab include Nausea, indigestion/dyspepsia, stomach pain, headache, bloating, vomiting, skin rash, itching. Not everyone experiences these side effects.

Medically reviewed by Dr. Balaji Krishnan, MBBS · Updated June 2026

Common Side Effects

Nausea
indigestion/dyspepsia
stomach pain
headache
bloating
vomiting
skin rash
itching

This is not an exhaustive list. Consult your doctor if you notice any unusual symptoms.

Important Warnings

Use with caution in patients with peptic ulcer/acid-related disorders (may worsen symptoms) and bronchial asthma. Caution in pheochromocytoma (contraindicated in many labels). Seek medical help if allergic reaction occurs. If symptoms persist or worsen, consult a doctor.

Drug Interactions

Activeist 8MG Tab may interact with the following:

Antihistamines (may reduce effect of betahistine)
monoamine oxidase inhibitors/MAO-B inhibitors (may increase betahistine levels/effects)

Always tell your doctor about all medicines you are taking, including over-the-counter drugs and supplements.

Pregnancy Safety

Consult doctor

Alcohol Interaction

Use with caution

Habit Forming

Storage

Store below 25°C in a dry place, protected from light and moisture. Keep out of reach of children.

Activeist 8MG Tab — Safety Summary

Composition: Betahistine dihydrochloride 8 mg (tablet)
Prescription: Not required (OTC)
Pregnancy: Consult doctor
Alcohol: Use with caution
Habit forming: No

Activeist 8MG Tab — Safety FAQs

What should I do if I experience side effects?

Mild side effects often resolve on their own. If side effects are severe or persistent, stop the medicine and consult your doctor immediately.

Are all listed side effects common?

No. Some side effects are common while others are rare. Not everyone experiences side effects. Consult your doctor if you are concerned.

Can I take this medicine with other drugs?

Some medicines interact with each other. Always inform your doctor about all medicines you are currently taking.

When should I seek emergency help?

Seek immediate medical attention if you experience severe allergic reactions (difficulty breathing, swelling of face/throat), chest pain, or any life-threatening symptoms.

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Safety disclaimer

This information is for educational purposes only and is not a substitute for professional medical advice. If you experience severe side effects, seek medical attention immediately.