jakavi 20mg tablet - Ruxolitinib (20mg) medicine

Ruxolitinib 20mg Tablet: Comprehensive Guide

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🏭 Novartis India Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Sep 26, 2026
⚠️ Hepatotoxicity Risk ⚠️ Nephrotoxicity Risk 📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: High
Reviewed by
SaathiMed Expert Panel | Sep 26, 2026
🩺
Medically Fact-Checked & Clinically Verified by SaathiMed Clinical Review Board
Clinical Reference Standards: CDSCO (Central Drugs Standard Control Organisation), Indian Pharmacopoeia (IP) & WHO | Last Updated: September 2026

When to Call Your Doctor IMMEDIATELY

  • Fever, chills, or persistent cough
  • Unusual bleeding or bruising
  • Yellowing of skin or eyes
  • Confusion, memory loss, or difficulty walking
  • Swelling of face, lips, or throat
  • Severe abdominal pain
  • Decreased urine output

If experiencing severe symptoms, call emergency services immediately.

What is jakavi 20mg tablet used for?

Ruxolitinib is a JAK1/JAK2 inhibitor used to treat myelofibrosis, polycythemia vera, and graft-versus-host disease. It works by blocking enzymes that cause excessive blood cell production and inflammation. It is taken orally, usually twice daily, and requires regular blood tests.

  • Generic Name: Ruxolitinib (20mg)
  • Manufacturer: Novartis India Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 jakavi 20mg tablet के बारे में (Hindi Summary)

उपयोग: यह दवा रुक्सोलिटिनिब नामक सक्रिय तत्व से बनी है, जो जैनस काइनेज (JAK) इनहिबिटर वर्ग की दवा है। इसका उपयोग मुख्य रूप से मायलोफाइब्रोसिस (अस्थि मज्जा में रेशेदार ऊतक का बढ़ना), पॉलीसाइथीमिया वेरा (रक्त में लाल रक्त कोशिकाओं की अधिकता), और ग्राफ्ट-वर्सेस-होस्ट डिजीज (अंग प्रत्यारोपण के बाद होने वाली प्रतिक्रिया) के इलाज के लिए किया जाता है। यह दवा प्लीहा (तिल्ली) के आकार को कम करने, थकान, रात में पसीना, खुजली और हड्डियों के दर्द जैसे लक्षणों को कम करने में मदद करती है। यह मौखिक रूप से ली जाती है और डॉक्टर की सलाह के अनुसार ही लेनी चाहिए।

साइड इफेक्ट्स: आम दुष्प्रभावों में सिरदर्द, चक्कर आना, थकान, और रक्त कोशिकाओं की कमी (एनीमिया, थ्रोम्बोसाइटोपेनिया) शामिल हैं। गंभीर दुष्प्रभावों में गंभीर संक्रमण, प्रगतिशील मल्टीफोकल ल्यूकोएन्सेफैलोपैथी (PML), और लिम्फोमा का खतरा बढ़ जाता है। यदि आपको बुखार, ठंड लगना, खांसी, या कोई असामान्य लक्षण दिखे तो तुरंत डॉक्टर से संपर्क करें।

सुरक्षा सलाह: यह दवा आपकी प्रतिरक्षा प्रणाली को कमजोर कर सकती है, इसलिए संक्रमण से बचने के लिए सावधानी बरतें। बार-बार हाथ धोएं और भीड़-भाड़ वाली जगहों से बचें। इस दवा को लेते समय लाइव वैक्सीन न लगवाएं। गर्भावस्था के दौरान इसका सेवन न करें, क्योंकि यह भ्रूण को नुकसान पहुंचा सकती है। अंगूर या अंगूर के जूस का सेवन न करें, क्योंकि इससे दवा का स्तर बढ़ सकता है। डॉक्टर की सलाह के बिना दवा बंद न करें।

💡 Did You Know? The Indian pharmaceutical market is expected to reach $130 billion by 2030.

💊 jakavi 20mg tablet Uses & Benefits

[{"condition":"Myelofibrosis","description":"Reduces spleen size, improves symptoms like fatigue, night sweats, and itching, and may improve survival in intermediate-2 or high-risk myelofibrosis.","evidence":"Well-established"},{"condition":"Polycythemia vera","description":"Used in patients who have had an inadequate response to or cannot tolerate hydroxyurea, to control blood counts and reduce spleen size.","evidence":"Well-established"},{"condition":"Acute graft-versus-host disease","description":"For steroid-refractory acute GVHD, it helps reduce inflammation and improve response rates.","evidence":"Well-established"},{"condition":"Chronic graft-versus-host disease","description":"May be used after failure of one or two lines of systemic therapy.","evidence":"Emerging"}]

Off-label uses: [{"condition":"Alopecia areata","description":"Topical or oral ruxolitinib has been studied for severe alopecia areata, but this is not an approved indication.","evidence":"Limited"},{"condition":"Atopic dermatitis","description":"Topical ruxolitinib is approved for atopic dermatitis, but oral use is off-label.","evidence":"Limited"},{"condition":"Vitiligo","description":"Topical ruxolitinib is approved for vitiligo, but oral use is off-label.","evidence":"Limited"}]

Primary treatment for: Myelofibrosis

Also treats: Polycythemia vera, Acute graft-versus-host disease, Chronic graft-versus-host disease

📋 Drug Information

Generic Name(s)Ruxolitinib (20mg)
Brand Namejakavi 20mg tablet
ManufacturerNovartis India Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassANTI NEOPLASTICS
Action ClassTyrosine kinase inhibitors
Route of AdministrationOral
StorageStore at room temperature between 20°C and 25°C (68°F to 77°F). Keep in the original container, tightly closed, away from moisture and heat.
Shelf Life24 months from the date of manufacture.
WHO GuidelineNot established from the available information.
ICMR GuidelineNot established from the available information.

👨‍⚕️ Doctor's Practical Tips

Evidence-based practical advice from experienced clinicians

1
Monitor complete blood counts regularly, especially during the first few weeks of treatment.
2
Assess for signs of infection at each visit; ruxolitinib increases infection risk.
3
Adjust dose based on platelet counts and renal/hepatic function.
4
Warn patients about the risk of withdrawal symptoms if the drug is stopped abruptly.
5
Screen for tuberculosis and hepatitis before starting treatment.
6
Advise patients to avoid live vaccines during therapy.
7
Educate patients about the importance of adherence and not missing doses.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Enlarged spleen
This medicine is commonly prescribed for this.
Likely Use
✅
Severe itching
This medicine can help relieve itching in myelofibrosis.
Likely Use
❌
Fever
This medicine is not a primary fever reducer; fever may indicate infection.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionRuxolitinib is rapidly absorbed after oral administration, with peak plasma concentrations reached within 1 to 2 hours. Food does not significantly affect absorption.
DistributionRuxolitinib distributes into body tissues. Plasma protein binding is approximately 97%, mainly to albumin.
Protein BindingApproximately 97% bound to plasma proteins, primarily albumin.
MetabolismRuxolitinib is metabolized primarily in the liver, mainly by CYP3A4 and to a lesser extent by CYP2C9. Active metabolites contribute to some of its activity.
Half-LifeThe elimination half-life is approximately 3 hours in healthy volunteers, but may be prolonged in patients with hepatic impairment.
ExcretionRuxolitinib is excreted mainly in urine (74%) and feces (22%), primarily as metabolites.
BioavailabilityThe absolute bioavailability is approximately 95%.
Onset of ActionSpleen size reduction may be noticed within 2 to 4 weeks, but full benefits may take several months.
Peak Plasma Time1 to 2 hours after oral administration.
Duration of ActionThe pharmacodynamic effect lasts for about 24 hours, allowing once or twice daily dosing.

How It Works

Ruxolitinib is a selective inhibitor of Janus kinase 1 (JAK1) and Janus kinase 2 (JAK2). These enzymes are part of the JAK-STAT signaling pathway, which transmits signals from cytokines and growth factors to the cell nucleus, influencing gene expression. In myelofibrosis and polycythemia vera, mutations such as JAK2 V617F lead to constitutive activation of this pathway, causing excessive blood cell production and inflammation. By inhibiting JAK1 and JAK2, ruxolitinib reduces phosphorylation of STAT proteins, thereby decreasing inflammatory cytokine levels, reducing spleen size, and improving symptoms. It does not correct the underlying genetic mutation but manages the consequences of aberrant signaling.

Mechanism Steps

1
Binding to JAK enzymes: Ruxolitinib binds to the ATP-binding site of JAK1 and JAK2, inhibiting their kinase activity.
2
Inhibition of JAK-STAT signaling: This prevents phosphorylation of STAT proteins, blocking signal transduction from cytokines to the nucleus.
3
Reduction of inflammatory cytokines: Decreased signaling leads to lower levels of pro-inflammatory cytokines like IL-6 and TNF-alpha.
4
Clinical effects: This results in reduced spleen size, improved symptoms, and decreased blood cell production in myeloproliferative neoplasms.

💡 How to Take jakavi 20mg tablet

Strength: 20 mg immediate-release tablet

1Take this medicine exactly as prescribed by your doctor.
2Swallow the tablet whole with a glass of water.
3You can take it with or without food.
4Do not crush, chew, or break the tablet.
5Take at the same times each day to maintain consistent levels.
6If you miss a dose, follow the missed dose instructions.
7Do not stop taking this medicine without consulting your doctor.

Dosage Information

Adult DosageThe recommended starting dose for myelofibrosis is 20 mg orally twice daily for patients with platelet counts above 200,000/µL, and 15 mg twice daily for platelet counts between 100,000 and 200,000/µL. For polycythemia vera, the starting dose is 10 mg twice daily. For acute graft-versus-host disease, the dose is 5 mg twice daily. Dose must be individualized by a qualified clinician based on indication, blood counts, renal and hepatic function, and response to treatment.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician.
Elderly DosageNo specific dose adjustment is required for elderly patients, but they may be more susceptible to infections and blood count abnormalities. Monitor closely.
Renal ImpairmentFor patients with severe renal impairment (creatinine clearance less than 30 mL/min), reduce the dose by 50%. For moderate renal impairment, no adjustment is needed initially, but monitor closely.
Hepatic ImpairmentFor patients with severe hepatic impairment, reduce the dose by 50%. For mild to moderate hepatic impairment, no adjustment is needed initially, but monitor closely.
Maximum Daily DoseThe maximum recommended daily dose is 50 mg (25 mg twice daily) for myelofibrosis, but doses are individualized.

Dosage Timeline

🌅 Morning ❌ ☀️ Afternoon ❌ 🌆 Evening ❌ 🌙 Night ❌

🍽️ Food Timing Guide

With or without food
Take at the same time each day
Food does not significantly affect absorption.
Grapefruit
Avoid
May increase drug levels and toxicity.

⏰ What to Do If You Miss a Dose

📌 Less than half the dosing interval has passed
→ Take the missed dose as soon as you remember.
💡 Continue with the regular schedule.
📌 More than half the dosing interval has passed
→ Skip the missed dose.
💡 Do not double dose to catch up.

⚠️ Side Effects of jakavi 20mg tablet

✅ Common Side Effects

Headache (Common (10-20%))
Usually resolves on its own. Consult doctor if persistent or severe.
Dizziness (Common (10-15%))
Avoid driving or operating machinery until you know how it affects you.
Fatigue (Common (10-15%))
Get adequate rest. Report if it interferes with daily activities.
Low platelet count (thrombocytopenia) (Common (10-20%))
Regular blood tests are needed. Report unusual bruising or bleeding.
Anemia (Common (10-20%))
Monitor hemoglobin. Report symptoms like paleness, shortness of breath.

🚨 Serious Side Effects

Serious infections (e.g., tuberculosis, herpes zoster) (Uncommon (1-10%))
Seek immediate medical attention if you develop fever, cough, or other signs of infection.
Progressive multifocal leukoencephalopathy (PML) (Rare (<0.1%))
Report any neurological symptoms like confusion, memory loss, or difficulty walking.
Lymphoma (Rare (<0.1%))
Report swollen lymph nodes, night sweats, or unexplained weight loss.
Severe liver toxicity (Rare (<0.1%))
Report yellowing of skin or eyes, dark urine, or abdominal pain.

⚠️ Rare Side Effects

Severe allergic reactions
Seek emergency help if you experience swelling of face, lips, or throat, or difficulty breathing.
Kidney failure
Report decreased urine output or swelling in legs.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
Ketoconazole Major
Rifampin Major
Fluconazole Moderate
Warfarin Moderate
Live vaccines Major

🚨 Major Interactions

  • Strong CYP3A4 inhibitors (e.g., ketoconazole, clarithromycin)
  • Strong CYP3A4 inducers (e.g., rifampin, carbamazepine)
  • Live vaccines

⚡ Moderate Interactions

  • Fluconazole
  • CYP2C9 substrates (e.g., warfarin)

🍷 Alcohol Interaction

Alcohol may increase the risk of dizziness and liver problems. It is advisable to avoid or limit alcohol consumption while taking this medicine.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Hypersensitivity to ruxolitinib or any component of the formulation","Active serious infections","Severe hepatic impairment","Pregnancy and breastfeeding"]

⚠️ Warnings & Precautions

["May cause serious infections; monitor for signs and symptoms.","May cause thrombocytopenia, anemia, and neutropenia; monitor blood counts.","May cause progressive multifocal leukoencephalopathy (PML); monitor neurological symptoms.","May cause lymphoma; monitor for lymphadenopathy.","Avoid live vaccines during treatment.","May cause fetal harm; use effective contraception.","Do not stop abruptly; withdrawal symptoms may occur."]

🤱 Lactation Safety

It is not known whether ruxolitinib is excreted in human milk. Because of the potential for serious adverse reactions in breastfed infants, breastfeeding is not recommended during treatment and for at least 2 weeks after the last dose.

💊 Overdose Management

There is no specific antidote for ruxolitinib overdose. Treatment should be symptomatic and supportive. Monitor blood counts and vital signs. In case of overdose, contact a poison control center or emergency room immediately.

⏰ Missed Dose

If you miss a dose, take it as soon as you remember. If it is almost time for your next dose, skip the missed dose and continue with your regular schedule. Do not take two doses at the same time.

Additional Safety Advice

General Safety

This medicine can weaken your immune system, so avoid close contact with people who have contagious infections. Wash your hands frequently and practice good hygiene. Do not receive live vaccines while taking this medicine. Inform your doctor immediately if you develop fever, chills, cough, or other signs of infection. Use effective contraception during treatment and for at least 2 weeks after the last dose, as this medicine can harm an unborn baby. Avoid grapefruit and grapefruit juice, as it may increase drug levels. Do not stop taking this medicine without consulting your doctor, as abrupt discontinuation can cause serious withdrawal symptoms.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients may be more susceptible to infections and blood count abnormalities. Close monitoring is recommended. No specific dose adjustment is required based solely on age.

🤰 Pregnancy Planning (TTC)

Ruxolitinib may cause fetal harm. Women of childbearing potential should use effective contraception during treatment and for at least 2 weeks after the last dose. If you are planning pregnancy, consult your doctor to discuss alternative treatments.

🏥 Post-Surgery Considerations

Ruxolitinib may increase the risk of bleeding and infection after surgery. Inform your surgeon that you are taking this medicine. Your doctor may recommend temporarily stopping the medicine before surgery.

🦷 Dental Procedures

Inform your dentist that you are taking ruxolitinib, as it may increase the risk of bleeding and infection. Your dentist may recommend precautions or consult with your doctor before proceeding.

💚 Lifestyle Tips for Better Results

🏃
Maintain good hand hygiene to prevent infections.
🥗
Avoid crowded places during flu season.
😴
Get adequate rest and manage stress.
💧
Follow a balanced diet rich in fruits and vegetables.
🧘
Stay physically active as tolerated to maintain strength.
🌞
Keep all follow-up appointments for blood tests.

🏋️ Exercise Considerations

Moderate exercise is encouraged, but avoid strenuous activities that may increase the risk of bleeding or injury, especially if platelet counts are low. Consult your doctor before starting any new exercise regimen.

🥗 Diet Recommendations

Include protein-rich foods to support blood cell production.
Avoid raw or undercooked meat, eggs, and seafood to reduce infection risk.
Stay well hydrated.
Limit alcohol consumption.
Avoid grapefruit and grapefruit juice.

💼 Impact on Daily Work & Life

This medicine may cause dizziness and fatigue, which can affect your ability to drive or operate machinery. Avoid driving until you know how it affects you. It may also increase infection risk, so take precautions in workplace settings. Discuss with your employer about any necessary accommodations.

🛑 When to Stop This Medicine

Do not stop taking this medicine without consulting your doctor. If you experience severe side effects or if your disease progresses, your doctor may decide to discontinue or change the treatment. Abrupt withdrawal can cause serious symptoms like fever, chills, and spleen enlargement.

📅 Long-Term Use Effects

Long-term use of ruxolitinib may lead to persistent low blood counts, increased risk of infections, and potential development of lymphoma. Regular monitoring of blood counts, liver and kidney function, and signs of infection is essential. The benefits of treatment should be weighed against these risks, and therapy should be continued only if the benefits outweigh the risks.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Fedratinib

Another JAK2 inhibitor approved for myelofibrosis.

Evidence: Well-established
Pacritinib

JAK2 inhibitor for myelofibrosis with low platelets.

Evidence: Well-established
Allogeneic stem cell transplant

Potentially curative option for eligible patients with myelofibrosis.

Evidence: Well-established

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

Live vaccines should not be administered during treatment with ruxolitinib. Inactivated vaccines may be less effective due to immune suppression. Consult your doctor before receiving any vaccine.

📦 Storage Guide

✅ DO

Store at room temperature (20-25°C)

❌ DON'T

Do not refrigerate

✅ DO

Keep in original container

❌ DON'T

Do not transfer to unmarked containers

✅ DO

Keep away from direct sunlight and moisture

❌ DON'T

Do not store in bathroom cabinet

✈️ Traveling with This Medicine

Carry this medicine in its original packaging with a copy of your prescription. Keep it in your carry-on luggage to avoid loss. Store at room temperature and protect from moisture. If traveling across time zones, adjust dosing times gradually in consultation with your doctor. Check customs regulations for controlled substances before traveling internationally.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 65-year-old man with myelofibrosis
He started ruxolitinib 20 mg twice daily. Within 4 weeks, his spleen size reduced significantly, and his night sweats and fatigue improved. He experienced mild dizziness initially, which resolved. Regular blood tests showed stable platelet counts. He emphasizes taking the medicine at the same time every day.
💡 Lesson: Consistent dosing and regular monitoring lead to better outcomes and early detection of side effects.
👤 A 52-year-old woman with polycythemia vera resistant to hydroxyurea
She was prescribed ruxolitinib 10 mg twice daily. Her hematocrit levels normalized over 3 months, and her itching decreased. She had one episode of herpes zoster, which was treated promptly. She advises others to report any new symptoms immediately.
💡 Lesson: Ruxolitinib can effectively control polycythemia vera, but vigilance for infections is crucial.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: Improvement in symptoms like spleen size and fatigue may be noticed within 2 to 4 weeks, but full benefits may take several months.

Q: Can I stop taking this medicine if I feel better?

A: No, do not stop without consulting your doctor. Abrupt discontinuation can cause serious withdrawal symptoms.

Q: What should I avoid while taking this medicine?

A: Avoid grapefruit, live vaccines, and close contact with people who have infections. Use contraception if you are of childbearing age.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I take this medicine long-term?
  • Will it affect my kidney function?
  • Can I drive after taking this medicine?
  • Does it interact with my blood pressure medicine?
  • What if I miss a dose?
  • Can I drink alcohol while taking this?

🛑 Myths vs. Facts

  • Myth: Ruxolitinib is a cure for myelofibrosis.
    Fact: Ruxolitinib manages symptoms and may improve survival but does not cure the disease.
  • Myth: Ruxolitinib weakens the immune system permanently.
    Fact: Immune suppression is reversible after stopping the medicine, but infections can occur during treatment.
  • Myth: You can stop ruxolitinib abruptly if you feel better.
    Fact: Abrupt discontinuation can cause serious withdrawal symptoms; always consult your doctor before stopping.

🔄 Alternative Options

Brand Alternatives

📊 Comparison with Similar Medicines

[{"medicine":"Ruxolitinib","class":"JAK1/JAK2 inhibitor","primary_use":"Myelofibrosis, polycythemia vera, GVHD","route":"Oral"},{"medicine":"Fedratinib","class":"JAK2 inhibitor","primary_use":"Myelofibrosis","route":"Oral"}]

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