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Fastgesic MR Tablet is a combination medicine used in the treatment of pain due to muscle spasm. It improves the movement of muscles and provides relief from pain and discomfort associated with muscle spasms.

Written By Dr. Sakshi Jain, MS, BDS,
Reviewed By Dr. Rajeev Sharma, MBA, MBBS,
Last updated on 25 Nov 2025 | 03:07 PM (IST)
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Fastgesic MR Tablet image
Fastgesic MR Tablet image

Product introduction

Fastgesic MR Tablet may be prescribed alone or in combination with another medicine. It is best taken with food. This will prevent you from getting an upset stomach. You should take it regularly as advised by your doctor. Do not take more or use it for longer duration than recommended by your doctor.

Using this medicine may cause few common side effects such as nausea, vomiting, constipation, heartburn, and indigestion. If you experienced any such side effects that do not resolve with time or get worse, you should let your doctor know. Your doctor may help with ways to reduce or prevent them.

The medicine may not be suitable for everybody. Before taking it, let your doctor know if you have any medical conditions or disorders. Let your doctor also know all the other medicines you are taking. Pregnant and breastfeeding mothers should consult their doctors first before using the medicine.


Note: As per the Ministry of Health and Family Welfare, Fastgesic MR Tablet is banned for children under 12 years of age.

Uses of Fastgesic MR Tablet

  • Pain due to muscle spasm

Benefits of Fastgesic MR Tablet

Pain due to muscle spasm
Muscle spasms are sudden, involuntary contractions that can cause sharp pain and limit movement. Fastgesic MR Tablet is a combination medicine which is used to relieve pain and discomfort caused by muscle spasms. It helps relax muscles, reduce inflammation, and lower fever or pain, allowing for improved mobility and comfort.

Side effects of Fastgesic MR Tablet

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them
Common side effects of Fastgesic MR
  • Nausea
  • Vomiting
  • Diarrhea
  • Upset stomach
  • Sleepiness
  • Weakness
  • Increased liver enzymes

How to use Fastgesic MR Tablet

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Fastgesic MR Tablet should be taken with or after food.

How Fastgesic MR Tablet works

Fastgesic MR Tablet is a combination of three medicines: Nimesulide, Paracetamol and Chlorzoxazone which relieve pain and relax the muscles.Nimesulide is a non-steroidal antiinflammatory drug (NSAID) and Paracetamol is an antipyretic (fever reducer). They work by blocking the release of certain chemical messengers in the brain that cause pain and fever. Chlorzoxazone is a muscle relaxant. It works on brain and spinal cord to relieve muscle stiffness or spasm and to improve pain and movement of muscles.

All substitutes for Fastgesic MR Tablet

For information purposes only. Consult a doctor before taking any medicine.

Quick tips

  • You have been prescribed Fastgesic MR Tablet to get relief from pain and stiffness in the muscles.
  • Take it with food or milk to prevent an upset stomach.
  • You may see results within 1.5 to 2 hours after taking Fastgesic MR Tablet. Take it exactly as advised by your doctor.
  • Avoid consuming alcohol while taking this medicine as it can increase your risk of stomach problems.
  • Inform your doctor if you have a history of seizures.
  • Inform your doctor if you are taking any other medications with paracetamol in them.
  • Along with taking Fastgesic MR Tablet, your doctor might advise you to undergo physiotherapy to get relief from muscle pain.

Safety advice

Alcohol

Alcohol

UNSAFE
It is unsafe to consume alcohol with Fastgesic MR Tablet
Pregnancy

Pregnancy

CONSULT YOUR DOCTOR
Fastgesic MR Tablet is not recommended during pregnancy as there is positive evidence of fetal risk based on animal studies. However, it may still be prescribed by a doctor in situations where the benefits outweigh the risks.
Breast feeding

Breast feeding

CONSULT YOUR DOCTOR
Information regarding the use of Fastgesic MR Tablet during breastfeeding is not available. Please consult your doctor.
Driving

Driving

UNSAFE
Fastgesic MR Tablet may cause side effects that could affect your ability to drive.
Kidney

Kidney

CAUTION
Fastgesic MR Tablet should be used with caution in patients with kidney disease. Dose adjustment may be needed.
Use of Fastgesic MR Tablet is not recommended in patients with severe kidney disease.
Liver

Liver

UNSAFE
Fastgesic MR Tablet is unsafe to use in patients with liver disease and should be avoided.

Frequently asked questions

Fastgesic MR Tablet is used to relieve pain, inflammation, and muscle spasms commonly caused by musculoskeletal conditions such as sprains, strains, back pain, arthritis flare-ups, and injuries.
Individuals should avoid taking Fastgesic MR Tablet if they are allergic to non-steroidal anti-inflammatory drugs (NSAIDs) or any other ingredient present in this medicine, have severe liver or kidney problems, active stomach ulcers or bleeding, or have a bleeding disorder. It is also not recommended for children, pregnant, or breastfeeding women unless your doctor advises otherwise.
Before using Fastgesic MR Tablet, tell your doctor if you have liver or kidney disease, heart problems, stomach disorders, or if you regularly consume alcohol. Because this medicine can cause dizziness or drowsiness, avoid driving or operating heavy machinery until you know how it affects you. Stay well hydrated and follow dosing instructions carefully.
Serious side effects of Fastgesic MR Tablet include severe allergic reactions, gastrointestinal bleeding or sudden abdominal pain, yellowing of the skin or eyes (signs of liver damage), severe dizziness, or difficulty breathing. Although liver damage is rare, it can occur, especially with prolonged use.
Prolonged or excessive use of Fastgesic MR Tablet can harm your liver. Signs of liver damage include fatigue, yellowing of the skin or eyes, dark urine, or persistent nausea. If these occur, stop the medicine and seek medical attention.

Fact Box

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Disclaimer

Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

Marketer details

Name: Fast cure Pharma
Address: 194/B, Ramesh Market, 2nd Floor, SBBJ Bldg., Garhi, East Of Kailash, New Delhi-110065.

Vendor Details

Country of origin: India
A licensed vendor partner from your nearest location will deliver Fastgesic MR Tablet. Once the pharmacy accepts your order, the details of the pharmacy will be shared with you. Acceptance of your order is based on the validity of your doctor's ℞ and the availability of this medicine.

In case of any issues, contact us

Email ID: [email protected]
Phone Number: 0124-4166666
Address: 5th Floor Tower - B of the Presidency Building, 46/4 Mehrauli Gurgaon Road, Sector 14, Gurugram, Haryana-122001, India
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