herclon 150mg injection - Trastuzumab (150mg) medicine

Eleftha 150mg Injection (Trastuzumab): Comprehensive Medicine Guide

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🏭 Cipla Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 21, 2026
📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: High
Reviewed by
SaathiMed Expert Panel | Oct 21, 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

  • Shortness of breath or difficulty breathing
  • Swelling of the face, lips, tongue, or throat
  • Chest pain or irregular heartbeat
  • Severe dizziness or fainting
  • Sudden weight gain or swelling of the legs or ankles
  • New or worsening cough
  • Fever with chills that does not go away

If experiencing severe symptoms, call emergency services immediately.

What is herclon 150mg injection used for?

This medicine is a targeted cancer therapy used to treat HER2-positive breast and stomach cancers. It is given by intravenous infusion under medical supervision.

  • Generic Name: Trastuzumab (150mg)
  • Manufacturer: Cipla Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 herclon 150mg injection के बारे में (Hindi Summary)

उपयोग: यह दवा ट्रास्टुज़ुमैब नामक सक्रिय तत्व वाली एक इंजेक्शन है, जिसका उपयोग HER2-पॉजिटिव स्तन कैंसर और पेट के कैंसर के इलाज में किया जाता है। यह दवा कैंसर कोशिकाओं की वृद्धि को रोकने में मदद करती है। यह केवल एक योग्य कैंसर विशेषज्ञ की देखरेख में ही दी जाती है।

साइड इफेक्ट्स: इस दवा के कुछ सामान्य दुष्प्रभाव हो सकते हैं जैसे बुखार, ठंड लगना, सिरदर्द, जी मिचलाना, दस्त और थकान। कुछ लोगों में दिल से जुड़ी समस्याएं भी हो सकती हैं। अगर आपको सांस लेने में तकलीफ, पैरों में सूजन या अत्यधिक थकान महसूस हो, तो तुरंत डॉक्टर से संपर्क करें।

सुरक्षा सलाह: यह दवा केवल अस्पताल या क्लिनिक में एक प्रशिक्षित स्वास्थ्यकर्मी द्वारा ही दी जानी चाहिए। इसे घर पर स्वयं न लगाएं। इलाज के दौरान अपने डॉक्टर द्वारा बताए गए सभी जांच और फॉलो-अप अपॉइंटमेंट समय पर कराएं। गर्भवती होने या गर्भधारण की योजना बनाने पर अपने डॉक्टर को पहले ही बताएं। इलाज के दौरान स्तनपान न कराएं।

💡 Did You Know? India has the highest number of USFDA-compliant plants outside the USA.

💊 herclon 150mg injection Uses & Benefits

[{"condition":"HER2-positive early breast cancer","description":"This medicine is used as part of adjuvant or neoadjuvant therapy to reduce the risk of recurrence in people with HER2-positive early breast cancer.","evidence":"Well-established"},{"condition":"HER2-positive metastatic breast cancer","description":"This medicine is used to treat breast cancer that has spread to other parts of the body when the tumor overexpresses HER2.","evidence":"Well-established"},{"condition":"HER2-positive metastatic gastric or gastroesophageal junction cancer","description":"This medicine is used in combination with chemotherapy for advanced stomach or food pipe cancer that tests positive for HER2.","evidence":"Well-established"}]

Off-label uses: [{"condition":"Other HER2-positive solid tumors","description":"In some cases, this medicine may be used for other cancers that test positive for HER2, such as certain salivary gland or lung cancers, based on specialist judgment.","evidence":"Limited"}]

Primary treatment for: HER2-positive breast cancer

Also treats: HER2-positive metastatic gastric cancer, HER2-positive gastroesophageal junction cancer

📋 Drug Information

Generic Name(s)Trastuzumab (150mg)
Brand Nameherclon 150mg injection
ManufacturerCipla Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassANTI NEOPLASTICS
Action ClassHER2/neu (ErbB2) Inhibitor- Monoclonal antibody
Route of AdministrationParenteral (intravenous infusion)
StorageStore this medicine in a refrigerator at 2°C to 8°C. Do not freeze. Keep the vial in its original carton to protect it from light. Once reconstituted, the solution should be used as directed by the healthcare professional. Do not use if the solution is cloudy or contains particles.
Shelf LifeThe shelf life of this medicine is typically 24 months from the date of manufacture when stored as directed. Check the expiry date on the vial before use. Do not use after the expiry date.
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
Always administer this medicine under the supervision of an oncologist in a facility equipped to handle infusion reactions.
2
Monitor heart function with echocardiogram or MUGA scan before starting treatment and every 3 months during treatment.
3
Pre-medicate with antipyretics and antihistamines as needed to reduce infusion-related reactions.
4
Start the first infusion over 90 minutes and monitor the patient closely; subsequent infusions can be given over 30 minutes if tolerated.
5
Advise women of childbearing potential to use effective contraception during treatment and for 7 months after the last dose.
6
Instruct patients to report any signs of heart failure, such as shortness of breath, swelling, or fatigue, immediately.
7
Do not mix or dilute this medicine with other drugs. Use only the recommended diluents.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
HER2-positive breast cancer
This medicine is commonly prescribed for this condition.
Likely Use
✅
HER2-positive gastric cancer
This medicine is used for this condition when HER2 is positive.
Likely Use
❌
Fever
This medicine is not a fever reducer. Fever may be a side effect of the infusion.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionThis medicine is given by intravenous infusion, so it is directly delivered into the bloodstream. Absorption from the gastrointestinal tract does not apply to this route of administration.
DistributionAfter intravenous administration, trastuzumab distributes mainly within the vascular space and extracellular fluid. It does not cross the blood-brain barrier to a significant extent. The volume of distribution is approximately 2.95 liters.
Protein BindingNot established from the available information.
MetabolismTrastuzumab is a monoclonal antibody and is not metabolized by the liver enzymes in the same way as small molecule drugs. It is broken down into small peptides and amino acids by the body's normal protein catabolism.
Half-LifeThe elimination half-life of trastuzumab is approximately 28 days after steady state is reached, but it can vary depending on the dose and the individual.
ExcretionTrastuzumab is eliminated through the reticuloendothelial system and not primarily through the kidneys or liver. The exact pathways of excretion are not fully established from the available information.
BioavailabilityBioavailability is 100% because this medicine is administered directly into the bloodstream by intravenous infusion.
Onset of ActionThe onset of action is not immediate. It takes time for the medicine to bind to HER2 and produce its effects. Clinical benefits are usually seen over weeks to months of treatment.
Peak Plasma TimePeak plasma concentration is reached at the end of the intravenous infusion.
Duration of ActionThe duration of action is prolonged due to the long half-life of the medicine. Effects can last for several weeks after a dose.

How It Works

This medicine works by binding to the HER2 protein, which is found in large amounts on the surface of some cancer cells. By attaching to HER2, it blocks the signals that would otherwise tell the cancer cell to grow and multiply. It also helps the body's immune system to recognize and destroy these cancer cells through a process called antibody-dependent cellular cytotoxicity. This targeted action helps to slow or stop the growth of HER2-positive tumors.

Mechanism Steps

1
Binding to HER2: This medicine attaches to the HER2 protein on the surface of cancer cells.
2
Blocking growth signals: By binding to HER2, it prevents the activation of signaling pathways that promote cell growth and survival.
3
Immune activation: The bound antibody marks the cancer cell for destruction by immune cells such as natural killer cells.
4
Reduced tumor growth: The combined effects lead to slowed tumor growth and, in some cases, shrinkage of the tumor.

💡 How to Take herclon 150mg injection

Strength: This medicine is supplied as a 150 mg strength injection for intravenous infusion.

1This medicine is given by a healthcare professional as an intravenous infusion.
2You will be monitored during and after the infusion for any reactions.
3Pre-medications may be given before the infusion to reduce the risk of reactions.
4The infusion rate may be slowed if you experience any side effects.
5Do not attempt to self-administer this medicine at home.

Dosage Information

Adult DosageThe dose of this medicine is determined by your cancer specialist based on your body weight, the type of cancer being treated, and whether it is given alone or with other medicines. It is usually given as an intravenous infusion once every week or once every three weeks. The first dose is often given over 90 minutes, and later doses may be given over 30 minutes if well tolerated. Dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function. Do not attempt to calculate or adjust your own dose.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatric oncologist for guidance.
Elderly DosageOlder adults may be more sensitive to the side effects of this medicine, especially heart problems. No specific dose adjustment is recommended based on age alone, but heart function should be monitored closely. The dose must be individualized by a qualified clinician.
Renal ImpairmentNo dose adjustment is required for patients with kidney impairment based on available information. However, the dose must be individualized by a qualified clinician.
Hepatic ImpairmentNo dose adjustment is required for patients with liver impairment based on available information. However, the dose must be individualized by a qualified clinician.
Maximum Daily DoseThe maximum dose is determined by the treating oncologist based on the specific treatment protocol. It is not appropriate to self-determine a maximum daily dose. Follow your doctor's instructions exactly.

Dosage Timeline

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

🍽️ Food Timing Guide

No specific food restrictions
Eat a balanced diet
Maintaining good nutrition helps support your body during cancer treatment.
Grapefruit
No known interaction
There is no established interaction between this medicine and grapefruit.

⏰ What to Do If You Miss a Dose

📌 You miss your scheduled infusion appointment
→ Contact your treatment center as soon as possible to reschedule.
💡 Do not attempt to self-administer a missed dose. Your doctor will determine the best time for your next dose.
📌 You are unable to attend your appointment due to illness
→ Inform your doctor about your illness. They will advise whether to proceed with the infusion or reschedule.
💡 Do not delay informing your doctor, as some illnesses may require treatment adjustment.

⚠️ Side Effects of herclon 150mg injection

✅ Common Side Effects

Fever (Common (10-30%))
This is often seen during the first infusion. It usually settles with paracetamol or other supportive care as advised by your doctor.
Chills (Common (10-30%))
Inform the nurse or doctor if you feel cold or shivery during the infusion. They may slow the infusion or give you medication to help.
Headache (Common (10-20%))
Rest and ask your doctor if you can take a mild pain reliever. Report persistent or severe headaches.
Nausea (Common (10-20%))
Eat small, frequent meals. Your doctor may prescribe anti-nausea medicine if needed.
Diarrhea (Common (10-20%))
Stay hydrated. If diarrhea is severe or persistent, contact your doctor.
Fatigue (Common (10-20%))
Get plenty of rest and pace your activities. Tell your doctor if fatigue interferes with daily life.

🚨 Serious Side Effects

Heart failure (Uncommon (1-5%))
Seek immediate medical attention if you experience shortness of breath, swelling of the legs or ankles, or a rapid weight gain.
Severe infusion reactions (Uncommon (1-5%))
These can occur during or shortly after the infusion. Tell the nurse immediately if you feel dizzy, have difficulty breathing, or develop a rash.
Lung problems (interstitial lung disease) (Rare (<1%))
Report new or worsening cough, shortness of breath, or fever to your doctor right away.
Severe allergic reactions (anaphylaxis) (Rare (<1%))
Get emergency help if you have swelling of the face, lips, tongue, or throat, or if you have trouble breathing.

⚠️ Rare Side Effects

Cardiomyopathy
Regular heart monitoring is required. Report any new symptoms such as breathlessness or swelling.
Severe skin reactions
Seek medical attention if you develop a severe rash, blisters, or peeling skin.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
Doxorubicin Major
Paclitaxel Major
Cyclophosphamide Moderate
Tamoxifen Moderate

🚨 Major Interactions

  • Anthracyclines (e.g., doxorubicin)
  • Paclitaxel

⚡ Moderate Interactions

  • Cyclophosphamide
  • Tamoxifen

🍷 Alcohol Interaction

There is no known direct interaction between this medicine and alcohol. However, alcohol may worsen side effects such as nausea, fatigue, or dizziness. It is best to avoid alcohol or limit its intake while receiving this medicine, and to discuss any alcohol use with your doctor.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Severe allergic reaction to trastuzumab or any ingredient of this medicine","Uncontrolled heart failure","Severe heart disease that limits daily activities","Pregnancy, unless the potential benefit justifies the risk"]

⚠️ Warnings & Precautions

["This medicine can cause heart problems. Heart function must be monitored before and during treatment.","Severe infusion reactions can occur. Pre-medications may be given to reduce this risk.","This medicine may harm an unborn baby. Use effective contraception during treatment and for 7 months after the last dose.","Do not breastfeed during treatment and for 7 months after the last dose.","This medicine is given by intravenous infusion only. It must not be given as an intravenous push or bolus.","Tell your doctor if you have a history of heart disease, high blood pressure, or diabetes.","Report any new or worsening symptoms such as shortness of breath, swelling, or fatigue to your doctor promptly."]

🤱 Lactation Safety

It is not known whether this medicine passes into breast milk. Because of the potential for serious side effects in a breastfed baby, women should not breastfeed during treatment and for at least 7 months after the last dose. Discuss feeding options with your doctor.

💊 Overdose Management

There is no specific antidote for an overdose of this medicine. Since it is given by a healthcare professional, overdose is unlikely. If an overdose is suspected, the patient should be monitored closely for any signs of toxicity, and supportive care should be provided as needed. Contact a poison control center or emergency services if any unusual symptoms occur.

⏰ Missed Dose

This medicine is given by a healthcare professional in a clinic or hospital. If you miss an appointment for your dose, contact your doctor or treatment center as soon as possible to reschedule. Do not try to self-administer a missed dose. Your doctor will determine the best time for your next dose.

Additional Safety Advice

General Safety

This medicine must only be given by a qualified healthcare professional in a properly equipped medical facility. Do not attempt to self-administer this injection. Before each dose, tell your doctor about all medicines you are taking, including over-the-counter products and herbal supplements. Your doctor will check your heart function before and during treatment, so keep all scheduled appointments for tests such as echocardiograms or MUGA scans. Inform your doctor immediately if you develop shortness of breath, swelling in your legs or ankles, a rapid or irregular heartbeat, or unusual tiredness. If you are pregnant or planning to become pregnant, talk to your doctor before starting this medicine, as it may harm an unborn baby. Use effective contraception during treatment and for some time after the last dose. Do not breastfeed while receiving this medicine. Keep all follow-up appointments and report any new symptoms without delay.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Older adults may be more sensitive to the heart-related side effects of this medicine. Heart function should be monitored closely. The dose is not adjusted based on age alone, but your doctor will consider your overall health and other medical conditions.

🤰 Pregnancy Planning (TTC)

This medicine may harm an unborn baby. Women who are planning to become pregnant should discuss this with their doctor before starting treatment. Effective contraception should be used during treatment and for at least 7 months after the last dose. If you become pregnant during treatment, inform your doctor immediately.

🏥 Post-Surgery Considerations

If you have surgery planned, inform your surgeon and oncologist that you are receiving this medicine. There may be an increased risk of bleeding or other complications. Your doctor will advise you on the timing of your treatment around surgery.

🦷 Dental Procedures

Inform your dentist that you are receiving this medicine before any dental procedure. There is no specific contraindication, but your dentist may take extra precautions. Good oral hygiene is important during cancer treatment.

💚 Lifestyle Tips for Better Results

🏃
Maintain a healthy diet rich in fruits, vegetables, and whole grains.
🥗
Stay physically active as tolerated, but avoid strenuous exercise without consulting your doctor.
😴
Get plenty of rest and prioritize sleep to help your body recover.
💧
Avoid alcohol and smoking, as they can worsen side effects and overall health.
🧘
Practice stress-reducing activities such as meditation, yoga, or deep breathing.
🌞
Keep all your medical appointments, including heart check-ups.
🚭
Stay hydrated by drinking plenty of fluids unless your doctor advises otherwise.

🏋️ Exercise Considerations

You can exercise as tolerated, but avoid strenuous activities if you feel tired or unwell. If you experience shortness of breath, chest pain, or dizziness during exercise, stop immediately and consult your doctor. Low-impact activities like walking or swimming are generally safe. Always consult your doctor before starting any new exercise routine.

🥗 Diet Recommendations

Eat a balanced diet with plenty of fruits and vegetables.
Include lean proteins such as fish, chicken, and beans.
Choose whole grains over refined grains.
Limit processed foods, sugary drinks, and red meat.
Stay well hydrated by drinking water throughout the day.
If you have nausea, eat small, frequent meals.

💼 Impact on Daily Work & Life

You may feel tired or unwell after your infusion, so it is best to rest on the day of treatment. Most people can continue their normal activities between treatments, but you may need to adjust your work schedule around your appointments. Avoid driving if you feel dizzy or fatigued. Discuss any work-related concerns with your doctor.

🛑 When to Stop This Medicine

Do not stop this medicine without consulting your oncologist. Treatment duration is determined by your doctor based on your response and overall health. If you experience severe side effects, your doctor may pause or stop treatment temporarily. Always follow your doctor's advice.

📅 Long-Term Use Effects

Long-term use of this medicine may increase the risk of heart problems, including a decrease in the heart's pumping ability. Regular heart monitoring is required throughout treatment and for some time after. Some patients may experience persistent fatigue or other side effects. The benefits of treatment usually outweigh the risks for HER2-positive cancers. Your doctor will monitor you for any long-term effects and adjust your treatment as needed.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Other HER2-targeted therapies

Medicines like pertuzumab or lapatinib may be used in certain cases.

Evidence: Well-established
Clinical trials

Participation in clinical trials may offer access to new treatments.

Evidence: Varies

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

Talk to your doctor before receiving any vaccines while on this medicine. Live vaccines should be avoided because your immune system may be weakened. Inactivated vaccines are generally safe, but timing should be discussed with your oncologist.

📦 Storage Guide

✅ DO

Store in a refrigerator at 2°C to 8°C

❌ DON'T

Do not freeze

✅ DO

Keep the vial in its original carton to protect from light

❌ DON'T

Do not remove the vial from its packaging until ready to use

✅ DO

Check the expiry date before use

❌ DON'T

Do not use if the solution is cloudy or contains particles

✈️ Traveling with This Medicine

If you need to travel while receiving this medicine, plan your trips around your treatment schedule. Carry a copy of your prescription and a letter from your doctor explaining that you are receiving this medicine. This medicine is given in a clinic or hospital, so arrange for your infusions at a facility at your destination if needed. Store the medicine in a refrigerator at 2°C to 8°C if you are carrying it, but it is usually supplied and administered by healthcare professionals. Check customs regulations for carrying prescription medicines across borders.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 52-year-old woman with HER2-positive early breast cancer
She was diagnosed with HER2-positive breast cancer and started on this medicine as part of her treatment plan. She received infusions every three weeks. Initially, she experienced mild fever and chills during the first infusion, which were managed by slowing the infusion and giving her medication. Over time, she tolerated the treatment well. Her heart function was monitored regularly and remained stable. She completed one year of treatment and is now in remission.
💡 Lesson: Regular monitoring and prompt management of side effects can help patients complete their treatment successfully.
👤 A 65-year-old man with HER2-positive metastatic gastric cancer
He was diagnosed with advanced stomach cancer that tested positive for HER2. He received this medicine along with chemotherapy. He experienced fatigue and mild nausea, but these were managed with supportive care. His heart function was checked regularly. After several months, his scans showed a reduction in tumor size. He continues treatment under his oncologist's care.
💡 Lesson: This medicine can be effective in HER2-positive gastric cancer when used in combination with chemotherapy, and side effects can be managed with proper care.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: This medicine starts working soon after it is given, but it may take several weeks to months before you and your doctor can see the full benefits. It is important to complete the full course of treatment as prescribed.

Q: Can I take this medicine at home?

A: No, this medicine must be given by a healthcare professional in a clinic or hospital setting. It is not for self-administration.

Q: What should I do if I miss my appointment?

A: Contact your treatment center as soon as possible to reschedule. Do not try to self-administer a missed dose.

Q: Will this medicine affect my ability to have children?

A: This medicine may affect fertility. Discuss fertility preservation options with your doctor before starting treatment if you plan to have children in the future.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I take this medicine long-term?
  • Will it affect my heart 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?
  • Is it safe during pregnancy?
  • How long will I need to take this medicine?

🔄 Substitutes for herclon 150mg injection

View All

Alternative brands with exact same active ingredient:

Medical Note: Always consult your doctor before switching medications.

🛑 Myths vs. Facts

  • Myth: This medicine can cure all types of cancer.
    Fact: This medicine only works for cancers that test positive for HER2. It is not effective for HER2-negative cancers.
  • Myth: This medicine can be taken at home as an injection.
    Fact: This medicine must be given by a healthcare professional in a clinic or hospital setting. It is not for self-administration.
  • Myth: Once you start this medicine, you can stop it whenever you feel better.
    Fact: Treatment duration is determined by your oncologist. Stopping early may reduce the effectiveness of treatment.

🔄 Alternative Options

Brand Alternatives

  • Eleftha 150mg injection
  • Herceptin 150mg injection
  • Biceltis 150mg injection
  • Hertraz 150mg injection
  • Zytraz 150mg injection

📊 Comparison with Similar Medicines

[{"medicine":"Trastuzumab","class":"HER2 inhibitor","route":"Intravenous","main_use":"HER2-positive breast and gastric cancer"},{"medicine":"Pertuzumab","class":"HER2 inhibitor","route":"Intravenous","main_use":"HER2-positive breast cancer"},{"medicine":"Trastuzumab emtansine","class":"Antibody-drug conjugate","route":"Intravenous","main_use":"HER2-positive breast cancer"}]

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