Avil Injection

Injection · Sanofi
PRESCRIPTION MEDICINE

Avil Injection is a injection made by Sanofi that contains Pheniramine 22.75 mg per ml. Pheniramine is a antihistamine (older type): treats allergic reactions, itching and hives.

Ingredient (salt)Amount
Pheniramine22.75 mg per ml

What it is used for

Treats allergic reactions, itching and hives.

How it works

An older sedating antihistamine, often given by injection for allergic reactions or used in eye drops and syrups.

How to take it

Tablets usually 22.5 to 45 mg up to three times a day. Do not drive if drowsy.

Common side effects

  • Drowsiness
  • Dry mouth
  • Blurred vision
  • Constipation

Get medical help straight away if

  • Confusion or fast heartbeat
  • Inability to pass urine

Be careful

Causes drowsiness; avoid driving and alcohol.

Other medicines and interactions

Stronger drowsiness with alcohol, opioids and sedatives.

Pregnancy and breastfeeding

Ask a doctor before using in pregnancy; avoid while breastfeeding if possible.

Same ingredients, different strength or form

Avil 25

Common questions

What is Avil Injection?

Avil Injection is a injection by Sanofi containing Pheniramine 22.75 mg per ml.

What is Avil Injection used for?

Treats allergic reactions, itching and hives.

How should I take Avil Injection?

Tablets usually 22.5 to 45 mg up to three times a day. Do not drive if drowsy. Always follow the dose your doctor or the pack gives.

What are the side effects of Avil Injection?

Common side effects include: Drowsiness, dry mouth, blurred vision, constipation. Get medical help straight away for: Confusion or fast heartbeat, inability to pass urine.

Does Avil Injection need a prescription?

Yes. In India it is a prescription (Schedule H) medicine, so a pharmacist should sell it only with a doctor's prescription.

Can I take Avil Injection in pregnancy or while breastfeeding?

Ask a doctor before using in pregnancy; avoid while breastfeeding if possible.

What are the substitutes for Avil Injection?

We have no other brand with exactly the same composition and strength in our list yet. Ask your pharmacist for an equivalent.

Sources and further reading

NHS (UK National Health Service) and MedlinePlus (US National Library of Medicine) are free, reviewed medicine guides. Brand names and doses there may differ from India.

Composition checked against pack details from large Indian online pharmacies. Last reviewed 31 October 2026. Written by Satya Babu.

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For information only, not medical advice. This page is a plain-language summary written from standard prescribing information and the public guides linked below. Brands sometimes change their formula, so always check the composition printed on the pack. Doses here are typical adult doses; yours may differ. Do not start, stop or change a medicine without your doctor or pharmacist, and keep all medicines away from children. In an emergency, call 112 (India) or your local emergency number.