Flexon MR Tablet
10 Tablet(s) in StripProduct Summary
Flexon MR Tablet combines chlorzoxazone 250 mg, ibuprofen 400 mg and paracetamol 325 mg as a pain-relieving, anti-inflammatory and muscle-relaxant medicine used to treat painful muscle spasms, sprains and strains. Aristo Pharmaceuticals manufactures it; ibuprofen and paracetamol reduce pain, while chlorzoxazone acts centrally to relax muscle spasms.
Medically Reviewed by Dr. Ritu Budania
Last updated on: 13 October 2026 | 3:18 PM (IST)
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Dose Form
TABLET
Expiry
General Information
| Therapy | Muscle relaxant, analgesic/antipyretic |
| Composition | Chlorzoxazone(250.0 Mg)+Ibuprofen(400.0 Mg)+Paracetamol / Acetaminophen(325.0 Mg) Chlorzoxazone 250.0 Mg+Ibuprofen 400.0 Mg+Paracetamol / Acetaminophen 325.0 Mg |
Chlorzoxazone 250.0 Mg+Ibuprofen 400.0 Mg+Paracetamol / Acetaminophen 325.0 Mg

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*Offer applicable on orders above ₹1000About Flexon Mr
Flexon MR Tablet is a commonly prescribed medication for relieving pain, swelling, and inflammation related to muscles, joints, and bones. It is also effective in managing pain after surgeries or operations. This makes it useful for conditions like muscle strain, sprains, back pain, arthritis, and post-operative pain.
This tablet is a combination medicine containing three active ingredients: paracetamol, chlorzoxazone, and ibuprofen. Paracetamol acts as a pain reliever and fever reducer, ibuprofen decreases inflammation and swelling, and chlorzoxazone functions as a muscle relaxant. Together, they provide faster and more effective relief from musculoskeletal pain.
Flexon MR Tablet is used to treat joint pain, muscle stiffness, sports injuries, and pain caused by overexertion. It can be taken with or without food, but it is recommended to take it with food to prevent stomach upset. Never exceed the advised dose and duration. If your pain persists, consult your doctor before continuing.
Dolomed MR Tablet also has a similar composition as Flexon MR Tablet. However, the choice of medication and dose should always be determined by your doctor, based on your condition and overall health.
Possible side effects of Flexon MR Tablet may include dizziness, nausea, stomach upset, drowsiness, or mild changes in liver enzymes. To stay safe, always inform your doctor if you are pregnant, breastfeeding, or planning pregnancy, and share details about any other medicines, supplements, or medical conditions before starting this medication.
Uses
- Pain-related to muscle, joint and bones.
- Sports injury, sprain and strain.
- Postoperative pain and trauma.
Contraindications
- If you are allergic to paracetamol, ibuprofen, chlorzoxazone or any component of this tablet Flexon MR.
- If you are using any other medication containing paracetamol or ibuprofen.
- If you have a history of allergic asthma or breathing issue due to the use of pain killers.
- If you have ulcers or are prone to have ulcers in the stomach and intestine.
- If you have any disorders associated with blood clotting.
- If you have severe heart, kidney or liver-related disorders.
- If you are using other pain killers similar to Ibuprofen like celecoxib, and rofecoxib.
- If you are in the third trimester of your pregnancy.
- If you have porphyria, a blood disorder characterised by severe abdominal pain.
Side effects
- Diarrhoea
- Vomiting
- Indigestion
- Dizziness
- Drowsiness
- Abdominal pain
- Sweating
Precautions and Warnings
Alcohol
UNSAFEIt is advisable not to consume alcohol with Flexon MR tablet as it increases the risk if liver disorder and unwanted side effects of this medicine.
Pregnancy
CONTRAINDICATEDFlexon MR tablet is not recommended during pregnancy. It should not be used, especially in the third trimester, as the newborn baby may have birth defects associated with the heart.
Breastfeeding
WITH CAUTIONThe components of Flexon MR tablets pass into breast milk in small amounts. Thus, the use of this medicine is not recommended in breastfeeding mothers unless prescribed by the doctor.
Driving
UNSAFEFlexon MR tablets tend to cause drowsiness and dizziness, which may affect the ability to drive. Hence, it is not advisable to drive after using this medicine.
Other General Warnings
- You have severe kidney or liver-related disorders.
- You are using any other pain killers containing paracetamol.
- You are an elderly patient with a risk of side effects.
- You have asthma or have a history of asthma.
- You have a systemic Lupus erythematosus, a disorder characterised by severe weakness, joint pain and rash.
- You have high blood pressure or any heart-related disorders.
- You develop ulcers or bleeding in the digestive system.
- You experience redness and skin peeling all over the body or develop Stevens-Johnson syndrome, characterised by flu-like symptoms, rash and blisters.
Directions for use
- Flexon MR tablet should be taken as directed by your doctor.
- Swallow it whole with a glass of water, do not cut, break or chew the medicine.
- It can be taken with food.
- It would be best if you took it at a fixed time for optimal results.
- You should not consume it more than that prescribed by your doctor.
Storage and disposal
- Store at room temperature in a cool and dry place.
- Please keep it away from children and pets.
Quick tips
- Flexon MR tablet is a pain-reducing medicine used to treat painful muscle cramps associated with musculoskeletal conditions. Do not take this medicine for any other condition other than that prescribed by your doctor.
- Take it at the exact recommended dose. Do not exceed the stated dose. Taking more than the daily dose may cause serious liver problems or allergic reactions.
- Tell your doctor if you have a history or have an alcohol addiction.
- Inform your doctor if you are pregnant, planning on becoming pregnant or breastfeeding before taking this medicine. Also, inform about your medical history, especially if you have heart or blood vessel-related disorders.
- This medicine is not recommended for use in children less than ten years of age.
- If you have a history of ulcers or gastrointestinal bleeding or you notice blood in your stools or vomit, talk to your doctor immediately.
- Do not take any other paracetamol-containing products while taking Flexon MR tablet.
- Flexon MR should be used with caution in people with conditions such as TB and in adolescents (including teenagers or 16-year-olds), and it should only be used under medical advice based on age and health condition.
Dosage
Overdose
Missed a dose
How Flexon Mr works
- Flexon MR tablet works by the combined action of its three components.
- Ibuprofen and Paracetamol inhibit the synthesis of prostaglandins which are responsible for causing pain, swelling and inflammation, thus offering anti-inflammatory properties.
- Chlorzoxazone is a muscle relaxant which works by blocking the signals of painful sensation through the nerve to the brain and reduces pain and stiffness.
Interactions
Drug interactions of Flexon Mr with other medicine salt
Food interactions
Frequently asked questions
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References
- Anadin Paracetamol tablets - Summary of Product Characteristics (SmPC) - (emc) [Internet]. Medicines.org.uk. 2025 [cited 11th Nov 2025]
- DailyMed - CHLORZOXAZONE tablet [Internet]. Dailymed.nlm.nih.gov. 2025 [cited 11th Nov 2025]
- CDSCO [Internet]. Cdscoonline.gov.in. 2025 [cited 11th Nov 2025]
- Anadin Ibuprofen 200 mg tablets - Summary of Product Characteristics (SmPC) - (emc) [Internet]. Medicines.org.uk. 2025 [cited 11th Nov 2025]
- Rogers R, Meier A, Weinberg L, et al. The role of the microbiome in inflammatory bowel disease. PMCID: PMC6513919 [Internet]. 2025 [cited 11th Nov 2025].https://pmc.ncbi.nlm.nih.gov/articles/PMC6513919/
- U.S. National Library of Medicine. Abacavir [Internet]. MedlinePlus. 2025 [cited 11th Nov 2025]https://medlineplus.gov/druginfo/meds/a682159.html
- U.S. National Library of Medicine. Acetaminophen [Internet]. MedlinePlus. 2025 [cited 11th Nov 2025]
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