Ketasma Tablet (Ketotifen 1mg): Complete Medicine Guide
Clinical Reference Standards: CDSCO (Central Drugs Standard Control Organisation), Indian Pharmacopoeia (IP) & WHO | Last Updated: September 2026
When to Call Your Doctor IMMEDIATELY
- Blood in stool or vomit
- Severe abdominal pain
- Chest pain or difficulty breathing
- Severe headache with visual changes
- Sudden swelling of face, lips, or throat
- Yellowing of skin or eyes
- Decreased urine output
- Unusual bleeding or bruising
If experiencing severe symptoms, call emergency services immediately.
What is ketasma tablet used for?
This medicine is an antihistamine and mast cell stabilizer used to treat allergic rhinitis, chronic urticaria, and sometimes asthma. It works by blocking histamine and preventing its release. The usual adult dose is 1 mg twice daily, but dosing must be individualized by a doctor.
- Generic Name: Ketotifen (1mg)
- Manufacturer: Sun Pharmaceutical Industries Ltd
- Form: Allopathy
- Pregnancy Category: Consult doctor
- Prescription Required: Yes
🇮🇳 ketasma tablet के बारे में (Hindi Summary)
उपयोग: यह दवा एलर्जी से होने वाली समस्याओं जैसे छींक आना, नाक बहना, आंखों में खुजली और त्वचा पर खुजली के इलाज में उपयोग की जाती है। यह एलर्जी के कारण होने वाले लक्षणों को कम करने में मदद करती है। यह दवा शरीर में हिस्टामिन नामक पदार्थ को रोककर काम करती है। यह अस्थमा और पुरानी पित्ती के इलाज में भी सहायक हो सकती है। इस दवा का सेवन डॉक्टर के परामर्श के अनुसार ही करें।
साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में नींद आना, मुंह सूखना, चक्कर आना, थकान और वजन बढ़ना शामिल हैं। ये आमतौर पर हल्के होते हैं और कुछ समय में कम हो जाते हैं। गंभीर दुष्प्रभाव दुर्लभ हैं लेकिन यदि आपको त्वचा या आंखों में पीलापन, असामान्य रक्तस्राव, या गंभीर पेट दर्द हो तो तुरंत डॉक्टर से संपर्क करें।
सुरक्षा सलाह: इस दवा को डॉक्टर के बताए अनुसार ही लें। इसकी मात्रा न बढ़ाएं। जब तक आपको पता न चले कि यह दवा आप पर कैसा असर करती है, तब तक वाहन चलाने या मशीनरी चलाने से बचें। इस दवा के साथ शराब का सेवन न करें क्योंकि इससे नींद और बढ़ सकती है। यदि आप गर्भवती हैं, गर्भवती होने की योजना बना रही हैं, या स्तनपान करा रही हैं तो अपने डॉक्टर को बताएं। इस दवा को अचानक बंद न करें।
💊 ketasma tablet Uses & Benefits
[{"condition":"Allergic rhinitis","description":"This medicine helps relieve sneezing, runny nose, and itchy eyes associated with seasonal and perennial allergies.","evidence":"Well-established"},{"condition":"Chronic urticaria","description":"This medicine reduces itching and hives by blocking histamine release.","evidence":"Well-established"},{"condition":"Asthma (adjunct)","description":"This medicine may be used as an add-on therapy to reduce asthma symptoms and the need for rescue inhalers.","evidence":"Moderate"},{"condition":"Atopic dermatitis","description":"This medicine can help control itching in some patients with eczema.","evidence":"Limited"}]
Off-label uses: [{"condition":"Migraine prophylaxis","description":"Sometimes prescribed off-label to prevent migraines, though evidence is limited.","evidence":"Limited"},{"condition":"Irritable bowel syndrome","description":"Occasionally used to reduce abdominal pain and bloating, but not standard.","evidence":"Limited"}]
Primary treatment for: Allergic rhinitis
Also treats: Chronic urticaria, Asthma, Atopic dermatitis
📋 Drug Information
| Generic Name(s) | Ketotifen (1mg) |
| Brand Name | ketasma tablet |
| Manufacturer | Sun Pharmaceutical Industries Ltd |
| Packaging / Form | Varies by brand (Allopathy) |
| Therapeutic Class | RESPIRATORY |
| Action Class | Mast cell stabilizers |
| Route of Administration | Oral |
| Storage | Store at room temperature (15-30°C) in a dry place, away from direct sunlight and moisture. |
| Shelf Life | 24 months from the date of manufacture. |
| WHO Guideline | Not established from the available information. |
| ICMR Guideline | Not established from the available information. |
👨⚕️ Doctor's Practical Tips
Evidence-based practical advice from experienced clinicians
🔍 Is This Medicine Right for Your Symptom?
Educational reference. Always consult a doctor for diagnosis.
🔬 How This Medicine Works (Pharmacology)
Pharmacokinetics
How It Works
This medicine works by inhibiting the release of histamine and other inflammatory mediators from mast cells and by blocking histamine H1 receptors. This dual action helps prevent allergic symptoms.
Mechanism Steps
💡 How to Take ketasma tablet
Strength: Ketotifen 1 mg immediate-release tablet
Dosage Information
| Adult Dosage | The usual adult dose of this medicine is 1 mg twice daily, taken orally with or without food. For asthma, the dose may be increased to 2 mg twice daily if needed. The dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function. |
| Pediatric Dosage | Pediatric dosing is not established from available information. Consult a pediatrician. |
| Elderly Dosage | Elderly patients may be more sensitive to the sedative effects of this medicine. Start with a lower dose and monitor closely. |
| Renal Impairment | No specific dose adjustment provided. Use with caution in renal impairment. |
| Hepatic Impairment | Use with caution in hepatic impairment. Dose reduction may be necessary. |
| Maximum Daily Dose | The maximum recommended daily dose is 4 mg for adults, but individual dosing must be determined by a clinician. |
Dosage Timeline
🍽️ Food Timing Guide
⏰ What to Do If You Miss a Dose
⚠️ Side Effects of ketasma tablet
✅ Common Side Effects
🚨 Serious Side Effects
⚠️ Rare Side Effects
Consult your doctor if you experience any unusual symptoms.
🔬 Drug Interactions
| Drug | Severity | Effect |
|---|---|---|
| Warfarin | Moderate | |
| Diazepam | Major | |
| Alcohol | Major | |
| Phenytoin | Moderate | |
| Ritonavir | Moderate |
🚨 Major Interactions
- CNS depressants (e.g., alcohol, benzodiazepines, opioids)
- Monoamine oxidase inhibitors (MAOIs)
⚡ Moderate Interactions
- Oral anticoagulants (e.g., warfarin)
- Anticholinergic drugs (e.g., tricyclic antidepressants)
🍷 Alcohol Interaction
Alcohol should be avoided while taking this medicine because it can enhance the sedative effects and impair your ability to drive or operate machinery.
🔎 Check Your Other Medicines
Educational tool. Always confirm with your doctor or pharmacist.
🛡️ Safety & Warnings
🚫 Contraindications
["Hypersensitivity to Ketotifen or any component of the tablet","Epilepsy","Severe liver disease","Pregnancy and breastfeeding unless advised by doctor"]
⚠️ Warnings & Precautions
["May cause drowsiness; avoid driving or operating machinery until you know how it affects you.","Avoid alcohol while taking this medicine.","Use with caution in patients with epilepsy, liver disease, or renal impairment.","Do not stop abruptly without consulting your doctor.","Not recommended for children under 3 years unless prescribed."]
🤱 Lactation Safety
This medicine may pass into breast milk and could cause drowsiness in the infant. Consult your doctor before breastfeeding.
💊 Overdose Management
Overdose may cause severe drowsiness, confusion, tachycardia, and hypotension. Seek immediate medical attention. Treatment is supportive and symptomatic.
⏰ 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 double the dose.
Additional Safety Advice
Take this medicine exactly as prescribed by your doctor. Do not exceed the recommended dose. Avoid driving or operating heavy machinery until you know how this medicine affects you. Do not consume alcohol while taking this medicine as it can increase drowsiness. Inform your doctor if you are pregnant, planning to become pregnant, or breastfeeding. Do not stop taking this medicine abruptly without consulting your doctor. Keep this medicine out of reach of children. Store it at room temperature away from moisture and heat. If you miss a dose, take it as soon as you remember, but skip it if it is almost time for your next dose. Do not double the dose.
👴 Special Considerations for Elderly
💡 For Patients Above 65
Elderly patients may be more sensitive to the sedative effects. Use with caution and monitor for falls.
🤰 Pregnancy Planning (TTC)
Consult your doctor before planning pregnancy. This medicine may not be safe during pregnancy.
🏥 Post-Surgery Considerations
Inform your surgeon and anesthesiologist that you are taking this medicine. It may interact with anesthetic agents.
🦷 Dental Procedures
Inform your dentist that you are taking this medicine, as it may cause dry mouth and affect healing.
💚 Lifestyle Tips for Better Results
🏋️ Exercise Considerations
This medicine may cause drowsiness; avoid strenuous exercise until you know how it affects you.
🥗 Diet Recommendations
💼 Impact on Daily Work & Life
This medicine can cause drowsiness, which may affect your ability to drive or operate machinery. Plan your tasks accordingly.
🛑 When to Stop This Medicine
Do not stop taking this medicine without consulting your doctor. Your doctor will advise you on when and how to stop.
📅 Long-Term Use Effects
Long-term use of this medicine may lead to weight gain and increased sedation. Regular monitoring of liver function and weight is advised. Do not stop abruptly without medical advice.
🌿 Non-Medicine Approaches
These can complement medicine but do not replace prescribed treatment.
Avoiding known allergens can reduce the need for medication.
Evidence: Well-establishedAllergy shots may provide long-term relief for some allergies.
Evidence: Well-established💉 Vaccination Considerations
💉 If You're Getting Vaccinated
No specific interactions with vaccines are known. Consult your doctor before any vaccination.
📦 Storage Guide
✅ DO
Store at room temperature (15-30°C)
❌ DON'T
Do not refrigerate unless specified
✅ DO
Keep in original container
❌ DON'T
Do not transfer to unmarked containers
✅ DO
Keep away from direct sunlight
❌ 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. Store it at room temperature and protect it from moisture. If traveling across time zones, adjust your dosing schedule gradually. Check customs regulations for carrying prescription medicines.
💰 Cost Analysis & Savings
👥 Real Patient Stories
Educational, anonymized scenarios. Individual results may vary.
💬 Questions Patients Often Ask
A: This medicine usually starts working within 1-2 hours, but full benefits may take a few days to weeks.
A: Consult your doctor before taking this medicine if you are pregnant or planning to become pregnant.
A: This medicine may cause drowsiness. Avoid driving until you know how it affects you.
🤔 Common Patient Concerns
🔄 Substitutes for ketasma tablet
View AllAlternative brands with exact same active ingredient:
-
airyfen 1mg tabletPanacea Biotec Ltd ₹9.84 90% CHEAPER
-
ketovent 1mg tabletIntas Pharmaceuticals Ltd ₹13.46 86.3% CHEAPER
-
ketotif 1mg tabletKopran Ltd ₹15.64 84.1% CHEAPER
-
azofen 1mg tabletLark Laboratories Ltd ₹15.83 83.9% CHEAPER
-
zerosma 1mg tabletWockhardt Ltd ₹17.25 82.5% CHEAPER
Medical Note: Always consult your doctor before switching medications.
🛑 Myths vs. Facts
- Myth: This medicine is a steroid.
Fact: This medicine is an antihistamine and mast cell stabilizer, not a steroid. - Myth: This medicine can be taken for immediate relief of an allergic attack.
Fact: This medicine is used for prevention and long-term control; it is not for acute attacks.
🔄 Alternative Options
Generic Alternatives
- Ketotifen 1 mg tablet
Brand Alternatives
- Ketasma
- Zaditen
- Ketotifen