Diclofenac (gel)
Diclofenac is a anti-inflammatory pain gel found in 2 medicines sold in India, such as Volini Gel, Omnigel. Below: what it is for, how it works, how to take it, side effects, interactions and pregnancy advice.
Also called: diclofenac diethylamine
What it is used for
Rubbed on the skin to ease local muscle and joint pain, sprains and strains.
How it works
The gel delivers diclofenac through the skin to the painful joint or muscle, so much less reaches the bloodstream than with tablets.
How to take it
Rub a small amount (about the size of a cherry for a knee) gently into the painful area 3 to 4 times a day. Wash hands afterwards. Do not cover with tight bandages or use a heat pad over it. Use for up to 2 weeks unless a doctor advises longer.
Common side effects
Redness, itching or dryness of the skin where it is applied
Get medical help straight away if
- Blistering or a spreading rash
- Wheezing
- Skin becomes sensitive to sunlight
Be careful
Do not apply on broken skin or near the eyes; wash hands after use.
Other medicines and interactions
Little gets into the blood, so interactions are unlikely, but avoid using it at the same time as NSAID tablets without advice.
Pregnancy and breastfeeding
Do not use in the last three months of pregnancy. Ask a pharmacist earlier in pregnancy or while breastfeeding, and do not apply it to the breasts.
Combination medicines that contain Diclofenac (2)
Common questions
What is Diclofenac used for?
Rubbed on the skin to ease local muscle and joint pain, sprains and strains.
How does Diclofenac work?
The gel delivers diclofenac through the skin to the painful joint or muscle, so much less reaches the bloodstream than with tablets.
How should I take Diclofenac?
Rub a small amount (about the size of a cherry for a knee) gently into the painful area 3 to 4 times a day. Wash hands afterwards. Do not cover with tight bandages or use a heat pad over it. Use for up to 2 weeks unless a doctor advises longer.
What are the side effects of Diclofenac?
Common: Redness, itching or dryness of the skin where it is applied. Get help straight away for: Blistering or a spreading rash, wheezing, skin becomes sensitive to sunlight.
Does Diclofenac interact with other medicines?
Little gets into the blood, so interactions are unlikely, but avoid using it at the same time as NSAID tablets without advice.
Is Diclofenac safe in pregnancy and breastfeeding?
Do not use in the last three months of pregnancy. Ask a pharmacist earlier in pregnancy or while breastfeeding, and do not apply it to the breasts.
Does Diclofenac need a prescription in India?
It is usually sold without a prescription in India, but ask a pharmacist if you take other medicines or have a long-term illness.
Which brands contain Diclofenac?
Omnigel, Volini Gel.
Sources and further reading
- Diclofenac (gel): 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.
Last reviewed 31 October 2026. Written by Satya Babu from standard prescribing information.
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