Hifenac 100
Hifenac 100 is a tablet made by Intas that contains Aceclofenac 100 mg. Aceclofenac is a anti-inflammatory painkiller (nsaid): eases pain and swelling in joints and muscles, such as arthritis, back pain and after injuries.
| Ingredient (salt) | Amount |
|---|---|
| Aceclofenac | 100 mg |
What it is used for
Eases pain and swelling in joints and muscles, such as arthritis, back pain and after injuries.
How it works
An NSAID closely related to diclofenac. It reduces prostaglandins, easing pain, inflammation and stiffness, and is often combined with paracetamol or serratiopeptidase.
How to take it
The usual adult dose is 100 mg twice a day after food. Swallow whole with water. It is meant for short courses unless a doctor is managing a long-term condition such as arthritis.
Common side effects
- Indigestion
- Stomach pain
- Nausea
- Diarrhoea
- Dizziness
- Raised liver enzymes
Get medical help straight away if
- Black stools or vomiting blood
- Chest pain or sudden breathlessness
- Swelling of legs or face
- Yellow eyes or skin
- Severe rash
Be careful
Take after food. Can cause acidity or stomach ulcers; caution with kidney or heart disease.
Other medicines and interactions
Do not take with other NSAIDs. Raises bleeding risk with blood thinners and SSRIs; may weaken blood pressure medicines and strain the kidneys with diuretics, ACE inhibitors or ARBs; can raise lithium and methotrexate levels.
Pregnancy and breastfeeding
Not recommended in pregnancy, and must be avoided in the last three months. Ask a doctor before using while breastfeeding; paracetamol or ibuprofen are usually preferred.
Same composition, other brands (2)
Ask your doctor or pharmacist before switching brands.
Common questions
What is Hifenac 100?
Hifenac 100 is a tablet by Intas containing Aceclofenac 100 mg.
What is Hifenac 100 used for?
Eases pain and swelling in joints and muscles, such as arthritis, back pain and after injuries.
How should I take Hifenac 100?
The usual adult dose is 100 mg twice a day after food. Swallow whole with water. It is meant for short courses unless a doctor is managing a long-term condition such as arthritis. Always follow the dose your doctor or the pack gives.
What are the side effects of Hifenac 100?
Common side effects include: Indigestion, stomach pain, nausea, diarrhoea, dizziness, raised liver enzymes. Get medical help straight away for: Black stools or vomiting blood, chest pain or sudden breathlessness, swelling of legs or face, yellow eyes or skin, severe rash.
Does Hifenac 100 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 Hifenac 100 in pregnancy or while breastfeeding?
Not recommended in pregnancy, and must be avoided in the last three months. Ask a doctor before using while breastfeeding; paracetamol or ibuprofen are usually preferred.
What are the substitutes for Hifenac 100?
Brands with the same composition: Zerodol, Aceclo 100. Ask your doctor or pharmacist before switching.
Sources and further reading
- Aceclofenac: NHS · MedlinePlus
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.
🔎 Search another medicine