This NHS content is written for people in England. Medicine names, availability, prescribing and services may differ in other countries.
Dosage and how to take acrivastine
Dosage and strength
Acrivastine comes in 8mg capsules. The usual dose for adults (up to 65 years) and children aged 12 and over is 1 capsule, taken up to 3 times a day.
When it's mixed with a decongestant, each capsule contains 8mg of acrivastine and 60mg of pseudoephedrine. The usual dose for adults (up to 65 years) and children aged 12 and over is 1 capsule, taken up to 3 times a day.
Do not take more than 3 acrivastine capsules, or 3 acrivastine mixed with pseudoephedrine capsules, in 24 hours.
How to take it
Always take acrivastine capsules with a drink of water, milk or juice (but do not drink grapefruit juice with acrivastine as you may be more likely to get side effects).
Swallow the capsules whole. Do not chew them.
You can take acrivastine with or without food.
View the original NHS website page ↗. Refreshed 19 August 2026.
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