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Rumalef 20 Tablet

Leflunomide (20mg)

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Rumalef 20 Tablet is used in the treatment of rheumatoid arthritis. It helps in slowing down the progression of the disease and provides relief from pain, swelling, and redness associated with the condition.

Written By Dr. Swati Mishra, BDS,
Reviewed By Dr. Sachin Gupta, MD Pharmacology, MBBS,
Last updated on 16 Mar 2026 | 04:08 PM (IST)

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General Information

Contains

Leflunomide (20mg)

Marketer

Zydus Cadila

Storage

Store below 30°C

The content is shown in English

Product introduction

Rumalef 20 Tablet can be taken with or without food. You should take it regularly and at the same time each day to get the maximum benefit from it. Keep taking it as recommended by your doctor and complete the dose even if you feel better.

Using this medicine may cause some common side effects such as nausea, headache, dyspepsia, rash, diarrhea, and increased liver enzymes. Consult with your doctor if any of these side effects do not go away with time or get worse. Your doctor may help with ways to reduce or prevent these symptoms.

To make sure the medicine is safe for you, before taking this medicine, let your doctor know if you have any problems with your heart, kidneys, or liver. Also, tell your doctor about all the other medicines you are taking. Your doctor may recommend regular blood tests to check and make sure the medicine is not harming your liver or affecting your blood counts. Pregnant and breastfeeding mothers should consult with their doctors before taking the medicine.

Uses of Rumalef Tablet

Treatment of Rheumatoid arthritis

Benefits of Rumalef Tablet

Treatment of Rheumatoid arthritis
Rumalef 20 Tablet reduces pain, stiffness, and swelling in your joints and slows down the progression of bone and joint damage. This will help you do normal daily activities more easily and thus improve your quality of life. This medicine should be taken at the same time each day to get maximum benefits. Keep taking it even if you feel well because it is preventing future harm as well as improving your symptoms.

Side effects of Rumalef 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 Rumalef

Headache
Weight loss
High blood pressure
Skin disorder
Musculoskeletal (bone, muscle or joint) pain
Paresthesia (tingling or pricking sensation)
Dizziness

How to use Rumalef 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. Rumalef 20 Tablet may be taken with or without food.

How Rumalef Tablet works

Rumalef 20 Tablet blocks the action of certain chemical messengers that are responsible for inflammation, swelling, and redness associated with certain autoimmune diseases such as rheumatoid arthritis. It suppresses the underlying disease process, rather than simply treating the disease.

All substitutes for Rumalef 20 Tablet

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

Quick tips

You have been prescribed Rumalef 20 Tablet to control the symptoms and slow down the progression of rheumatoid arthritis.
It will take 6-8 weeks for Rumalef 20 Tablet to work. Hence, keep taking the medicine.
Get blood tests done every 4 weeks. This is to make sure that Rumalef 20 Tablet is not harming your liver or blood counts.
Avoid alcohol when taking Rumalef 20 Tablet as it could harm your liver.
Do not take it during pregnancy or breastfeeding. Tell your doctor if you become pregnant while taking Rumalef 20 Tablet.
Rumalef 20 Tablet may increase the risk of infection. Avoid being close to people with colds, flu, or other contagious illnesses.

Safety advice

Alcohol

UNSAFE

It is unsafe to consume alcohol with Rumalef 20 Tablet

Pregnancy

UNSAFE

Rumalef 20 Tablet is highly unsafe during pregnancy. It can cause serious harm to the unborn baby, including birth defects and pregnancy loss. Do not use this medicine if you are pregnant or planning to become pregnant.

Breast feeding

UNSAFE

Rumalef 20 Tablet is unsafe to use during breastfeeding. Data suggests that the drug may cause toxicity to the baby.

Driving

CONSULT YOUR DOCTOR

It is not known whether Rumalef 20 Tablet alters the ability to drive. Do not drive if you experience any symptoms that affect your ability to concentrate and react. Please consult your doctor.

Kidney

UNSAFE

Rumalef 20 Tablet is unsafe to use in patients with kidney disease and should be avoided.

Liver

UNSAFE

Rumalef 20 Tablet is unsafe to use in patients with liver disease and should be avoided.

Interaction with drugs

Taking Rumalef with any of the following medicines can modify the effect of either of them and cause some undesirable side effects

Life-threatening

Herpes Zoster / Shingles Vaccine (Recombinant, Adjuvanted) (Injection Route)

Herpes Zoster / Shingles Vaccine (Recombinant, Adjuvanted) should not be used while undergoing treatment with Leflunomide or for up to 6 months after stopping Leflunomide.

Life-threatening

Natalizumab (Injection Route)

Do not consume Natalizumab with Leflunomide.

Severe

Azathioprine (Oral Route)

If concurrent use is essential, your doctor may monitor your treatment and adjust the doses as per the observations.

Severe

Chloroquine (Oral Route)

If concurrent use is essential, your doctor may monitor your treatment and adjust the doses as per the observations.

Severe

Chloroquine (Injection Route)

If concurrent use is essential, your doctor may monitor your treatment and adjust the doses as per the observations.

Frequently asked questions

Can Rumalef 20 Tablet cause weight loss?

Yes, Rumalef 20 Tablet may cause weight loss as a common side effect. However, weight loss due to this medicine is usually insignificant. The reason for this weight reduction could be due to the accompanying loss of appetite. Consult your doctor if your weight loss is significant.

When should patients notify their doctor?

The doctor should be informed if one has lung problems like cough, shortness of breath, or if one observes symptoms of infection like fever, weakness, and flu-like symptoms. Along with that, if a person experiences allergic reactions like hives, rashes, and liver problems like yellowing of skin, loss of appetite, then they should be consulted with the doctor. One should also inform the doctor if there is a decrease in blood cell count, causing easy bruising and recurrent infections. In addition to that, the doctor should be informed if one becomes pregnant during the course of treatment.

Can I plan a pregnancy after stopping Rumalef 20 Tablet?

Rumalef 20 Tablet takes a fairly long time to get flushed out of your system. Hence, you should not plan pregnancy for at least 2 years after stopping Rumalef 20 Tablet. This extensive time duration may be reduced to a few weeks by taking certain medicines, which can help speed up the removal of Rumalef 20 Tablet from your body.

How long does it take to see improvement after starting Rumalef 20 Tablet?

Rumalef 20 Tablet may take about 4 weeks or longer to show improvement in the condition. It may even take 4-6 months to show full benefits. Hence, the medicine should not be stopped if there is no significant improvement. For any further query consult your doctor, who will analyze the condition.

Can Rumalef 20 Tablet cause cancer?

Rumalef 20 Tablet may increase your chances of cancer, especially of the lymph system, but this is very rare. The reason could be decreased strength of the immune system caused by Rumalef 20 Tablet. Discuss with your doctor if you have concerns regarding it.

Fact Box

Chemical Class

Aromatic anilides

Habit Forming

Therapeutic Class

PAIN ANALGESICS

Action Class

Non-Biologic DMARDs (Disease Modifying Anti-Rheumatoid Drugs)

Related lab tests

Rheumatoid Factor - Agglutination

Rheumatoid Factor - Turbidometry

Rheumatoid Factor IgG Antibody

References

Furst DE, Ulrich RW, Varkey-Altamirano C. Nonsteroidal Anti-Inflammatory Drugs, Disease Modifying Antirheumatic Drugs, Nonopioids Analgesics, & Drugs Used in Gout. In: Katzung BG, Masters SB, Trevor AJ, editors. Basic and Clinical Pharmacology. 11th ed. New Delhi, India: Tata McGraw Hill Education Private Limited; 2009. p. 631.
Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. pp. 781-84.
Leflunomide [Prescribing Information]. Bridgewater, New Jersey: Sanofi-Aventis U.S. LLC; 1998 [Aug. 2015]. [Accessed 24 Jan. 2019] (online) Available from:
Leflunomide [Prescribing Information]. Bridgewater, New Jersey: Sanofi-Aventis U.S; 2010. [Accessed 02 Apr. 2019] (online) Available from:
Central Drugs Standard Control Organisation. Leflunomide. [Accessed 08 Jul. 2023]. (online) Available from:
CiplaMed. Leflunomide [Prescribing Information]. [Last Revised: 13 May 2020]. [Accessed 08 Jul. 2023]. (online) Available from:
Memorial Sloan Kettering Cancer Center. Leflunomide. [Last Updated: 12 Dec. 2022]. [Accessed 08 Jul. 2023]. (online) Available from:
Leflunomide [Product Monograph]. Toronto, Ontario: Apotex Inc.; 2023. [Accessed 17 Jan. 2026]. (online) Available from:

User feedback

Patients taking Rumalef 20 Tablet

Once A Day

100%

What are you using Rumalef Tablet for?

Rheumatoid arthritis

100%

How much was the improvement?

Average

38%

Excellent

33%

Poor

28%

What were the side-effects while using Rumalef 20 Tablet?

Headache

31%

Rash

23%

Nausea

15%

No Side Effect

15%

Dizziness

How do you take Rumalef Tablet?

With food

60%

With or without food

30%

Empty stomach

10%

Please rate Rumalef 20 Tablet on price

Expensive

50%

Average

30%

Not Expensive

20%

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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: Zydus Cadila
Address: Zydus Tower, Satellite Cross Roads,Ahmedabad – 380015 Gujarat, India.

Vendor Details

Country of origin: India
A licensed vendor partner from your nearest location will deliver Rumalef 20 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

Lab tests offered by us

Why we need a prescription?

Rumalef 20 Tablet

Save more with additional offers

General Information

Contains

Marketer

Storage

Product introduction

Uses of Rumalef Tablet

Benefits of Rumalef Tablet

Side effects of Rumalef Tablet

How to use Rumalef Tablet

How Rumalef Tablet works

All substitutes for Rumalef 20 Tablet

LeFRA 20 Tablet

Lefno 20 Tablet

LEFUmide 20 Tablet

Lefuma 20mg Tablet

Cleft 20 Tablet

Quick tips

Safety advice

Alcohol

Pregnancy

Breast feeding

Driving

Kidney

Liver

Interaction with drugs

Herpes Zoster / Shingles Vaccine (Recombinant, Adjuvanted) (Injection Route)

Natalizumab (Injection Route)

Azathioprine (Oral Route)

Chloroquine (Oral Route)

Chloroquine (Injection Route)

Frequently asked questions

Can Rumalef 20 Tablet cause weight loss?

When should patients notify their doctor?

Can I plan a pregnancy after stopping Rumalef 20 Tablet?

How long does it take to see improvement after starting Rumalef 20 Tablet?

Can Rumalef 20 Tablet cause cancer?

Fact Box

Chemical Class

Habit Forming

Therapeutic Class

Action Class

Related lab tests

Rheumatoid Factor - Agglutination

Rheumatoid Factor - Turbidometry

Rheumatoid Factor IgG Antibody

References

User feedback

Patients taking Rumalef 20 Tablet

What are you using Rumalef Tablet for?

How much was the improvement?

What were the side-effects while using Rumalef 20 Tablet?

How do you take Rumalef Tablet?

Please rate Rumalef 20 Tablet on price

Want to know more

Have issue with the content

Disclaimer

Marketer details

Vendor Details

In case of any issues, contact us

Lab tests offered by us

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