Allergen Immunotherapy
Allergy & Immunology · Medical / Pharmaceutical
3-5 years of regular treatment
Duration
Outpatient
Setting
Patients are observed for thirty minutes after each injection dose for reaction monitoring. Symptom improvement is typically noticeable after six to twelve months of treatment, and the course is continued for several years to achieve lasting benefit.
Recovery
₹15,000+
Cost
📖About Allergen Immunotherapy
Allergen immunotherapy gradually desensitizes the immune system to specific allergens through regular controlled exposure, administered as injections or as sublingual drops or tablets, aiming to reduce allergy symptoms and medication dependence over the long term. Unlike medications that only control symptoms, immunotherapy modifies the underlying immune response to the allergen, offering benefits that can persist even after treatment is completed. Treatment begins with a build-up phase of gradually increasing doses, followed by a longer maintenance phase. It is one of the few allergy treatments capable of altering the natural course of the disease rather than simply masking symptoms.
Duration
3-5 years of regular treatment
Setting
Outpatient
Recovery
Patients are observed for thirty minutes after each injection dose for reaction monitoring. Symptom improvement is typically noticeable after six to twelve months of treatment, and the course is continued for several years to achieve lasting benefit.
Cost Range
₹15,000 – ₹60,000 per year
Specialty
Allergy & Immunology
Success Rate
70-80% long-term symptom reduction
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📋Indications — Who Needs This Treatment?
- 1Allergic rhinitis unresponsive to medication, allergic asthma, insect venom allergy, moderate to severe dust mite or pollen allergy, patients wanting long-term reduction rather than lifelong symptomatic treatment
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🔬How the Treatment is Performed
- 1The allergist identifies causative allergens through testing, and treatment begins with very low allergen doses given via injection or under the tongue. Doses are gradually increased over weeks to months during a build-up phase, followed by a maintenance phase with regular dosing continued over several years.
📝Pre-Treatment Preparation
- 1Consult a Allergy & Immunology specialist to confirm suitability for Allergen Immunotherapy
- 2Complete all pre-treatment investigations as directed — blood tests, imaging, ECG, or specialist clearance
- 3Disclose all current medications, supplements, and allergies to your treating physician
- 4Fast (nil by mouth) for 6–8 hours if the treatment involves anaesthesia or sedation
- 5Arrange for a responsible adult to accompany you, especially for procedures requiring sedation
- 6Follow all specific pre-treatment instructions issued by your care team regarding diet or medication changes
Star Health Insurance
FeaturedIndia's #1 Standalone Health Insurer
Comprehensive health cover for individuals & families from ₹299/month. Cashless treatment at 14,000+ hospitals across India.
⚠️Possible Side Effects & Risks
- 1Local injection-site swelling or itching, mild oral itching with sublingual forms, rare systemic allergic reaction or anaphylaxis, requiring monitoring after each injection dose
🩹Recovery & Aftercare
- 1Patients are observed for thirty minutes after each injection dose for reaction monitoring. Symptom improvement is typically noticeable after six to twelve months of treatment, and the course is continued for several years to achieve lasting benefit.
Treatment Journey — What to Expect
Before Treatment
Pre-treatment workup, consent signing, and preparation as instructed by your care team. Baseline tests and imaging completed.
During Treatment
Allergen Immunotherapy is administered over 3-5 years of regular treatment. Vital signs monitored. Your specialist manages any immediate side effects.
Immediate Post-Treatment
Recovery observation, assessment of initial response, discharge instructions provided. Follow-up appointment scheduled.
Long-term Recovery (Patients are observed for thirty minutes after each injection dose for reaction monitoring. Symptom improvement is typically noticeable after six to twelve months of treatment, and the course is continued for several years to achieve lasting benefit.)
Return to normal activities as tolerated. Monitoring for treatment response and side effects. Ongoing support from your specialist.
Allergen Immunotherapy Cost in India (2024–25)
| Component | Govt / Budget | Private |
|---|---|---|
| Specialist Consultation | ₹300 – ₹800 | ₹1,000 – ₹3,000 |
| Procedure / Session Cost | ₹2,000 – ₹10,000 | ₹10,000 – ₹50,000 |
| Medications | ₹500 – ₹3,000 | ₹2,000 – ₹15,000 |
| Follow-up & Monitoring | ₹300 – ₹1,000 | ₹1,000 – ₹5,000 |
| Rehabilitation / Aftercare | ₹1,000 – ₹5,000 | ₹5,000 – ₹25,000 |
* Estimates for India 2024–25. CGHS / Ayushman Bharat may cover eligible treatments. Individual costs vary by hospital, city, and complexity.
Treatment Outcomes
Allergen Immunotherapy has a documented success rate of 70-80% long-term symptom reduction when performed by qualified specialists at accredited facilities. Individual outcomes vary based on disease stage, patient health, and adherence to the treatment plan and aftercare instructions.
Frequently Asked Questions
What is Allergen Immunotherapy?+
Allergen immunotherapy gradually desensitizes the immune system to specific allergens through regular controlled exposure, administered as injections or as sublingual drops or tablets, aiming to reduce allergy symptoms and medication dependence over the long term. Unlike medications that only control symptoms, immunotherapy modifies the underlying immune response to the allergen, offering benefits that can persist even after treatment is completed. Treatment begins with a build-up phase of gradually increasing doses, followed by a longer maintenance phase. It is one of the few allergy treatments capable of altering the natural course of the disease rather than simply masking symptoms.
Who is a candidate for Allergen Immunotherapy?+
Allergen Immunotherapy is recommended for patients diagnosed with specific conditions where other approaches have been insufficient. Your Allergy & Immunology specialist will assess your suitability based on your diagnosis, health history, and treatment goals.
How long does Allergen Immunotherapy take?+
The typical duration is 3-5 years of regular treatment. This may vary based on the complexity of your case and individual response to treatment.
What is the recovery time after Allergen Immunotherapy?+
Recovery typically takes Patients are observed for thirty minutes after each injection dose for reaction monitoring. Symptom improvement is typically noticeable after six to twelve months of treatment, and the course is continued for several years to achieve lasting benefit.. Your care team will provide specific instructions based on your response and overall health.
What are the risks or side effects of Allergen Immunotherapy?+
Side effects vary by individual and are detailed in the section above. Your specialist will discuss all risks and benefits with you before treatment begins. Serious adverse effects are uncommon but are part of the informed consent process.
What is the success rate of Allergen Immunotherapy?+
Allergen Immunotherapy has a documented success rate of 70-80% long-term symptom reduction at accredited facilities. Outcomes depend on disease stage, patient health, and adherence to the treatment plan and aftercare instructions.
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⚕️ Medical Disclaimer
This page is for informational purposes only. Always consult a qualified specialist before deciding on any treatment. In emergencies, call 112.