dual antigen vaccine - Diphtheria Toxoid (30IU) + Tetanus Toxoid (40IU) medicine

Tripacel Vaccine: A Complete Guide to Uses, Dosage, and Safety

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🏭 Serum Institute Of India Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Sep 24, 2026
📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: High
Reviewed by
SaathiMed Expert Panel | Sep 24, 2026

When to Call Your Doctor IMMEDIATELY

  • Difficulty breathing or swallowing
  • Swelling of the face, lips, or throat
  • High fever that does not subside
  • Seizures or convulsions
  • Prolonged crying in infants (more than 3 hours)
  • Severe pain or swelling at injection site that worsens
  • Signs of a severe allergic reaction such as rapid heartbeat or dizziness

If experiencing severe symptoms, call emergency services immediately.

What is dual antigen vaccine used for?

This medicine is a combined vaccine that protects against diphtheria and tetanus. It is given as an injection, usually in the arm or thigh, by a healthcare professional. It works by helping your body build immunity against these serious bacterial infections.

  • Generic Name: Diphtheria Toxoid (30IU) + Tetanus Toxoid (40IU)
  • Manufacturer: Serum Institute Of India Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 dual antigen vaccine के बारे में (Hindi Summary)

उपयोग: यह टीका डिप्थीरिया और टिटनेस जैसी गंभीर बीमारियों से बचाव के लिए दिया जाता है। यह इंजेक्शन के रूप में मांसपेशी में लगाया जाता है। यह शरीर की प्रतिरक्षा प्रणाली को मजबूत करता है ताकि भविष्य में इन बीमारियों से लड़ सके।

साइड इफेक्ट्स: इंजेक्शन वाली जगह पर दर्द, लालिमा या सूजन आम है। हल्का बुखार, थकान और सिरदर्द भी हो सकता है। गंभीर दुष्प्रभाव दुर्लभ हैं, लेकिन यदि सांस लेने में कठिनाई, चेहरे या गले में सूजन हो तो तुरंत डॉक्टर से मिलें।

सुरक्षा सलाह: यह टीका केवल योग्य स्वास्थ्यकर्मी द्वारा ही लगाया जाना चाहिए। यदि आपको पहले किसी टीके से एलर्जी हुई है या आपको कोई गंभीर बीमारी है तो डॉक्टर को बताएं। तेज बुखार होने पर टीका न लगवाएं। गर्भावस्था में यह टीका सुरक्षित माना जाता है, लेकिन डॉक्टर से सलाह लें।

💡 Did You Know? India is the largest provider of generic medicines globally, supplying over 50% of global vaccine demand.

💊 dual antigen vaccine Uses & Benefits

[{"condition":"Diphtheria prevention","description":"Protects against diphtheria, a serious bacterial infection that affects the throat and can lead to breathing difficulties and heart problems.","evidence":"Well-established"},{"condition":"Tetanus prevention","description":"Protects against tetanus, a life-threatening condition caused by a toxin that leads to severe muscle stiffness and spasms.","evidence":"Well-established"},{"condition":"Booster immunization","description":"Used as a booster dose in children and adults to maintain immunity against diphtheria and tetanus.","evidence":"Well-established"}]

Off-label uses: []

Primary treatment for: Diphtheria and Tetanus prevention

📋 Drug Information

Generic Name(s)Diphtheria Toxoid (30IU) + Tetanus Toxoid (40IU)
Brand Namedual antigen vaccine
ManufacturerSerum Institute Of India Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassVACCINES
Action Class
Route of AdministrationParenteral (intramuscular injection)
StorageStore in a refrigerator at 2°C to 8°C. Do not freeze. Keep away from light. Do not use if the vaccine has been frozen.
Shelf Life24 months from the date of manufacture.
WHO GuidelineThe World Health Organization recommends routine immunization with diphtheria and tetanus toxoid-containing vaccines for all children and booster doses for adults.
ICMR GuidelineThe Indian Council of Medical Research recommends diphtheria and tetanus vaccination as part of the national immunization schedule.

👨‍⚕️ Doctor's Practical Tips

Evidence-based practical advice from experienced clinicians

1
Always administer this vaccine intramuscularly in the deltoid or anterolateral thigh.
2
Observe the patient for 15 minutes after injection to monitor for allergic reactions.
3
Ensure the vaccine is not frozen; discard if freezing is suspected.
4
Record the vaccination in the patient's immunization card.
5
Advise patients to report any severe reactions immediately.
6
For patients on blood thinners, use a fine needle and apply pressure to reduce bleeding risk.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Need for immunization
This vaccine is used for routine immunization against diphtheria and tetanus.
Likely Use
✅
Wound from a rusty object
A tetanus booster may be recommended if you are not up to date.
Likely Use
❌
Fever
This vaccine is not a treatment for fever.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionNot applicable. This vaccine is injected directly into the muscle and does not undergo absorption like oral medicines.
DistributionNot applicable. The vaccine components act locally at the injection site and in nearby lymph nodes to stimulate an immune response.
Protein BindingNot established from the available information.
MetabolismNot applicable. The toxoids are proteins that are processed by the immune system and do not undergo metabolic breakdown like conventional drugs.
Half-LifeNot applicable. The vaccine does not have a half-life in the traditional sense; its effects are mediated by the immune response.
ExcretionNot applicable. The vaccine components are not excreted; they are broken down and cleared by the immune system.
BioavailabilityNot applicable. The vaccine is injected directly, so bioavailability is 100% relative to the injected dose.
Onset of ActionProtective antibody levels typically begin to develop within 2-3 weeks after vaccination, but full protection requires completion of the recommended series.
Peak Plasma TimeNot applicable. The vaccine does not achieve a plasma concentration; instead, it induces an immune response.
Duration of ActionProtection lasts for several years, but booster doses are recommended every 10 years to maintain immunity.

How It Works

This vaccine contains inactivated toxins (toxoids) of diphtheria and tetanus bacteria. When injected, these toxoids stimulate the immune system to produce specific antibodies that neutralize the actual toxins produced by these bacteria. This provides long-term protection against the diseases.

Mechanism Steps

1
Antigen presentation: The toxoids are taken up by immune cells called antigen-presenting cells.
2
Immune activation: These cells present the toxoids to T-helper cells, which then activate B-cells.
3
Antibody production: B-cells produce specific antibodies that can neutralize the diphtheria and tetanus toxins.
4
Memory formation: Some B-cells become memory cells, providing long-term immunity and faster response upon future exposure.

💡 How to Take dual antigen vaccine

Strength: Injection: Diphtheria Toxoid 30 IU and Tetanus Toxoid 40 IU per 0.5 mL dose.

1This vaccine is given by a healthcare professional as an intramuscular injection, usually in the upper arm or thigh.
2You do not need to do anything special to prepare for the injection.
3After the injection, remain seated for 15 minutes to monitor for any immediate reactions.
4Follow your doctor's schedule for subsequent doses.

Dosage Information

Adult DosageThe standard adult dose is 0.5 mL given as an intramuscular injection. For primary immunization, two doses are given 4-8 weeks apart, followed by a booster after 6-12 months. For booster immunization, a single 0.5 mL dose is given every 10 years. Dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician.
Elderly DosageThe same adult dose of 0.5 mL is used for elderly patients. No specific dose adjustment is required, but consult a doctor for individual assessment.
Renal ImpairmentNo dose adjustment is required for renal impairment.
Hepatic ImpairmentNo dose adjustment is required for hepatic impairment.
Maximum Daily DoseNot applicable. This vaccine is not given daily; it is given as a single dose per schedule.

Dosage Timeline

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

⏰ What to Do If You Miss a Dose

📌 If you miss a scheduled dose
→ Contact your doctor to reschedule as soon as possible.
💡 Do not skip doses; complete the series for full protection.

⚠️ Side Effects of dual antigen vaccine

✅ Common Side Effects

Injection site pain (Common (up to 50%))
Apply a cold compress to the area. It usually resolves within 1-2 days.
Injection site redness or swelling (Common (up to 30%))
Keep the area clean and avoid scratching. Consult a doctor if it worsens.
Mild fever (Common (up to 20%))
Take paracetamol as directed by your doctor. Drink plenty of fluids.
Fatigue (Common (up to 15%))
Rest and stay hydrated. It usually subsides within a day.
Headache (Uncommon (up to 10%))
Rest and take over-the-counter pain relief if needed.

🚨 Serious Side Effects

Severe allergic reaction (anaphylaxis) (Rare (<0.01%))
Seek immediate medical attention if you experience difficulty breathing, swelling of the face or throat, or a rapid heartbeat.
Seizures (Rare (<0.01%))
Call emergency services if a seizure occurs.
Prolonged crying in infants (Rare (<0.1%))
Consult a pediatrician if crying lasts more than 3 hours.

⚠️ Rare Side Effects

Guillain-Barré syndrome
Seek immediate medical attention if you experience weakness or tingling in the limbs.
Brachioplexus neuritis
Consult a doctor if you have persistent arm pain or weakness.

Consult your doctor if you experience any unusual symptoms.

🛡️ Safety & Warnings

🚫 Contraindications

["Severe allergic reaction to a previous dose of this vaccine or any component.","Acute severe febrile illness (wait until recovery).","Known hypersensitivity to diphtheria toxoid, tetanus toxoid, or any excipient."]

⚠️ Warnings & Precautions

["Inform your doctor if you have a bleeding disorder or are on blood thinners.","Immunocompromised individuals may have a reduced response.","Syncope (fainting) can occur after any vaccination; sit or lie down for 15 minutes after injection.","This vaccine does not protect against all strains of diphtheria or tetanus; it is not a treatment for active infection."]

🤱 Lactation Safety

This vaccine is considered safe during breastfeeding. It does not pass into breast milk in harmful amounts. Consult your doctor if you have concerns.

💊 Overdose Management

Overdose is unlikely as the vaccine is given as a single dose by a healthcare professional. If accidental overdose occurs, seek medical attention immediately.

⏰ Missed Dose

If you miss a scheduled dose, contact your doctor to reschedule as soon as possible. Do not skip doses; complete the recommended series for full protection.

Additional Safety Advice

General Safety

This vaccine should only be given by a qualified healthcare professional. Inform your doctor about any allergies, previous reactions to vaccines, or if you have a bleeding disorder or are on blood-thinning medicines. Do not receive this vaccine if you have a high fever. It is safe to receive during pregnancy if indicated. Always keep your vaccination record up to date and follow the recommended schedule.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients should receive booster doses every 10 years. No specific dose adjustment is needed, but consult a doctor for individual assessment.

🤰 Pregnancy Planning (TTC)

If you are planning pregnancy, ensure your vaccination is up to date. This vaccine is safe during pregnancy and can be given if indicated.

🏥 Post-Surgery Considerations

If you have recently had surgery, consult your doctor before receiving this vaccine. It is generally safe, but timing may depend on your recovery.

🦷 Dental Procedures

No specific considerations for dental procedures. Inform your dentist about your vaccination status.

💚 Lifestyle Tips for Better Results

🏃
Keep your vaccination record updated.
🥗
Follow the recommended schedule for booster doses.
😴
Maintain good hygiene to prevent infections.
💧
Eat a balanced diet to support immune health.
🧘
Exercise regularly to stay healthy.

🏋️ Exercise Considerations

No specific exercise restrictions after vaccination. You may resume normal activities as tolerated. If you feel unwell, rest.

🥗 Diet Recommendations

Stay hydrated.
Eat a balanced diet rich in fruits and vegetables.
Avoid alcohol on the day of vaccination.

💼 Impact on Daily Work & Life

This vaccine does not affect your ability to work or drive. You can resume normal activities immediately after vaccination.

🛑 When to Stop This Medicine

Do not stop the vaccination series without consulting your doctor. Complete the recommended doses for full protection.

📅 Long-Term Use Effects

Long-term protection against diphtheria and tetanus is achieved with completion of the recommended series and booster doses every 10 years. No long-term adverse effects are known. Regular boosters are necessary to maintain immunity.

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

This vaccine can be given simultaneously with other vaccines at different injection sites. Inform your doctor about all vaccines you have recently received.

📦 Storage Guide

✅ DO

Store in refrigerator at 2°C to 8°C

❌ DON'T

Do not freeze

✅ DO

Keep in original packaging

❌ DON'T

Do not expose to direct sunlight

✅ DO

Check expiry date before use

❌ DON'T

Do not use if expired

✈️ Traveling with This Medicine

When traveling, carry your vaccination record in original packaging. A prescription copy may be needed for customs. The vaccine should be stored in a refrigerator; if traveling, use a cool bag. Plan your doses according to the schedule; time zone changes do not affect the vaccine. Consult your doctor before travel for specific advice.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 32-year-old woman received the vaccine during her third trimester of pregnancy.
She was advised by her doctor to get the vaccine to protect her newborn from whooping cough and tetanus. She experienced mild soreness at the injection site, which resolved in two days. Her baby was born healthy with good immunity.
💡 Lesson: Vaccination during pregnancy is safe and provides protection to both mother and baby.
👤 A 45-year-old man stepped on a rusty nail and went to the emergency room.
He had not received a tetanus booster in over 10 years. He was given the vaccine as a precaution. He had no side effects and was relieved to know he was protected.
💡 Lesson: Booster doses every 10 years are important to maintain immunity against tetanus.

💬 Questions Patients Often Ask

Q: How long does it take for the vaccine to work?

A: Protection usually develops within 2-3 weeks after vaccination, but full protection requires completion of the recommended series.

Q: Can I get this vaccine if I am pregnant?

A: Yes, this vaccine is generally safe during pregnancy and is often recommended to protect both mother and baby. Consult your doctor.

Q: What are the side effects?

A: Common side effects include pain, redness, or swelling at the injection site, mild fever, and fatigue. Serious side effects are rare.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I take this vaccine if I have a cold?
  • Is it safe to get this vaccine while breastfeeding?
  • How long does protection last?
  • What if I miss a booster dose?
  • Can I get this vaccine with other vaccines?

🔄 Substitutes for dual antigen vaccine

View All

Alternative brands with exact same active ingredient:

Medical Note: Always consult your doctor before switching medications.

🛑 Myths vs. Facts

  • Myth: The vaccine can cause autism.
    Fact: There is no scientific evidence linking this vaccine to autism.
  • Myth: The vaccine is only for children.
    Fact: Adults also need booster doses every 10 years.
  • Myth: You don't need the vaccine if you had the disease.
    Fact: Even after natural infection, vaccination is recommended to ensure long-lasting immunity.

📊 Comparison with Similar Medicines

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