neotroy injection - Neostigmine (NA) medicine

Neotagmin Injection: Comprehensive Medicine Guide

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🏭 Troikaa Pharmaceuticals Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 30, 2026
📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Well-established for reversal of neuromuscular blockade and myasthenia gravis; limited for other uses.
Reviewed by
SaathiMed Expert Panel | Oct 30, 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

  • Severe slowing of the heart rate or fainting
  • Difficulty breathing or wheezing
  • Excessive salivation or bronchial secretions
  • Seizures or convulsions
  • Swelling of the face, lips, or throat
  • Severe abdominal pain or vomiting
  • Signs of allergic reaction such as rash or itching

If experiencing severe symptoms, call emergency services immediately.

What is neotroy injection used for?

Neotagmin injection contains neostigmine, a cholinesterase inhibitor used to reverse muscle relaxants after surgery, treat myasthenia gravis, and stimulate bowel/bladder. It is given by a healthcare professional and requires close monitoring.

  • Generic Name: Neostigmine (NA)
  • Manufacturer: Troikaa Pharmaceuticals Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 neotroy injection के बारे में (Hindi Summary)

उपयोग: यह दवा नियोस्टिग्मिन इंजेक्शन के रूप में दी जाती है और मुख्य रूप से सर्जरी के बाद मांसपेशियों को ढीला करने वाली दवाओं के प्रभाव को उलटने के लिए, मायस्थेनिया ग्रेविस (मांसपेशियों की कमजोरी) के इलाज में, और कभी-कभी आंतों या मूत्राशय की गतिविधि को बढ़ाने के लिए उपयोग की जाती है। यह दवा केवल डॉक्टर या नर्स द्वारा अस्पताल में ही दी जाती है।

साइड इफेक्ट्स: आम दुष्प्रभावों में मतली, उल्टी, अत्यधिक लार आना, पसीना आना, और हृदय गति का धीमा होना शामिल है। कुछ लोगों को पेट में ऐंठन, दस्त, या धुंधली दृष्टि हो सकती है। गंभीर दुष्प्रभावों में हृदय गति का बहुत धीमा होना, सांस लेने में कठिनाई, और दौरे पड़ना शामिल हो सकते हैं।

सुरक्षा सलाह: यह दवा केवल योग्य डॉक्टर या नर्स द्वारा अस्पताल में ही दी जानी चाहिए। इससे पहले कि आपको यह इंजेक्शन दिया जाए, अपने डॉक्टर को अपनी सभी स्वास्थ्य समस्याओं के बारे में बताएं, खासकर हृदय, अस्थमा, आंतों या मूत्राशय की रुकावट, या पार्किंसन रोग। इस दवा को लेने के तुरंत बाद वाहन न चलाएं या मशीनरी न चलाएं।

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

💊 neotroy injection Uses & Benefits

  • [{"condition":"Reversal of neuromuscular blockade","description":"Used after surgery to reverse the muscle-relaxing effects of non-depolarizing neuromuscular blocking agents, helping patients regain muscle strength and breathe on their own.","evidence":"Well-established"},{"condition":"Myasthenia gravis","description":"Used to diagnose and sometimes treat myasthenia gravis, a condition causing muscle weakness.
  • It improves muscle strength temporarily.","evidence":"Well-established"},{"condition":"Postoperative abdominal distension","description":"May be used to stimulate bowel movement when the intestines are temporarily paralyzed after surgery.","evidence":"Limited"},{"condition":"Urinary retention","description":"Sometimes used to help empty the bladder when it is not contracting properly, but only under specific medical supervision.","evidence":"Limited"}]

Off-label uses: [{"condition":"Orthostatic hypotension","description":"Rarely used off-label to raise blood pressure in people with certain types of low blood pressure upon standing.","evidence":"Limited"},{"condition":"Postoperative ileus","description":"Occasionally used to stimulate bowel motility after surgery, though evidence is not strong.","evidence":"Limited"}]

Primary treatment for: Myasthenia gravis

Also treats: Postoperative neuromuscular blockade, Postoperative ileus, Urinary retention

📋 Drug Information

Generic Name(s)Neostigmine (NA)
Brand Nameneotroy injection
ManufacturerTroikaa Pharmaceuticals Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassNEURO CNS
Action ClassCholinesterase inhibitors- carbamates
Route of AdministrationParenteral (intravenous or intramuscular injection)
StorageStore at room temperature (15-30°C). Do not freeze. Keep in the original container, protected from light.
Shelf LifeNot established from the available information.
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 in a setting with resuscitation equipment and trained personnel.
2
Monitor heart rate and blood pressure closely during and after administration.
3
Have atropine readily available to counteract severe muscarinic effects if needed.
4
Adjust the dose carefully in elderly patients and those with renal impairment.
5
Inform patients about the possibility of blurred vision and dizziness, and advise them not to drive immediately after receiving the injection.
6
Use with caution in patients with asthma or COPD due to the risk of bronchospasm.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Muscle weakness
This medicine is used for myasthenia gravis and reversal of neuromuscular blockade.
Likely Use
✅
Abdominal bloating
May be used for postoperative ileus.
Likely Use
✅
Difficulty urinating
May be used for urinary retention.
Likely Use
❌
Fever
This medicine is not a fever reducer.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionThis medicine is administered by injection, so absorption is not applicable in the same way as oral medicines. It is directly introduced into the bloodstream or muscle tissue.
DistributionAfter injection, this medicine distributes throughout the body, but it does not readily cross the blood-brain barrier due to its quaternary ammonium structure. It is distributed to the neuromuscular junction and other cholinergic sites.
Protein BindingNot established from the available information.
MetabolismThis medicine is primarily metabolized by hydrolysis in the liver and also by acetylcholinesterase itself. The metabolites are excreted in urine.
Half-LifeThe elimination half-life is approximately 50 to 90 minutes, but this can be prolonged in patients with renal impairment.
ExcretionThis medicine and its metabolites are excreted mainly in the urine. Renal impairment can prolong its effects.
BioavailabilityNot applicable for injection; it is directly available in the bloodstream.
Onset of ActionWhen given intravenously, the effect begins within 1 to 2 minutes. When given intramuscularly, onset is within 5 to 15 minutes.
Peak Plasma TimeNot established from the available information.
Duration of ActionThe duration of action is typically 1 to 2 hours, but it may be longer in patients with renal impairment.

How It Works

This medicine works by reversibly inhibiting the enzyme acetylcholinesterase. This enzyme is responsible for breaking down acetylcholine, a neurotransmitter that transmits signals from nerves to muscles and other organs. By blocking the enzyme, this medicine increases the concentration of acetylcholine at synapses and neuromuscular junctions. The increased acetylcholine then binds to cholinergic receptors, leading to enhanced muscle contraction, increased glandular secretions, and stimulation of smooth muscle in the gastrointestinal and urinary tracts. This action helps reverse muscle relaxation, improve muscle strength in myasthenia gravis, and stimulate bowel and bladder activity.

Mechanism Steps

1
Binding to acetylcholinesterase: This medicine binds reversibly to the active site of the acetylcholinesterase enzyme, preventing it from breaking down acetylcholine.
2
Increased acetylcholine levels: As a result of enzyme inhibition, acetylcholine accumulates in the synaptic cleft and at neuromuscular junctions.
3
Enhanced cholinergic transmission: The excess acetylcholine binds to and activates nicotinic receptors on skeletal muscle and muscarinic receptors on smooth muscle and glands.
4
Physiological response: This leads to improved muscle contraction, reversal of neuromuscular blockade, increased glandular secretions, and stimulation of bowel and bladder.

💡 How to Take neotroy injection

Strength: Neostigmine injection is available in various strengths, typically 0.5 mg/mL and 2.5 mg/mL in vials. The specific strength used depends on the clinical situation.

1This medicine is given by a healthcare professional as an injection into a vein or muscle.
2You will be monitored closely for heart rate, blood pressure, and breathing during and after the injection.
3Inform your doctor immediately if you feel dizzy, have difficulty breathing, or notice excessive salivation.
4Do not attempt to self-administer this medicine.
5Follow your doctor's instructions regarding any activity restrictions after receiving this medicine.

Dosage Information

Adult DosageThe dose of this medicine is individualized by a qualified clinician based on the indication, patient's age, weight, renal and hepatic function, and response to treatment. For reversal of neuromuscular blockade, the usual adult dose is 0.03 to 0.07 mg per kilogram of body weight, given intravenously, often with an anticholinergic medicine like atropine or glycopyrrolate to reduce side effects. For myasthenia gravis, the dose is highly individualized and may range from 0.5 to 2.5 mg given intramuscularly or intravenously, depending on the patient's condition. 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 DosageElderly patients may be more sensitive to the effects of this medicine, especially bradycardia and hypotension. Doses should be carefully individualized by a clinician, and monitoring should be more frequent.
Renal ImpairmentRenal impairment can prolong the effects of this medicine. Dose reduction and close monitoring are recommended in patients with reduced renal function. Individualized by a qualified clinician.
Hepatic ImpairmentHepatic impairment may affect the metabolism of this medicine. Use with caution and individualize the dose under medical supervision.
Maximum Daily DoseNot established from the available information. Dosing is individualized by a qualified clinician.

Dosage Timeline

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

⏰ What to Do If You Miss a Dose

📌 This medicine is given by a healthcare professional
→ Missed doses are not applicable for self-administration.
💡 If you miss a scheduled appointment for this injection, contact your healthcare provider as soon as possible.

⚠️ Side Effects of neotroy injection

✅ Common Side Effects

Nausea and vomiting (Common (5-10%))
Inform your nurse or doctor. They may give you medicine to reduce nausea.
Increased salivation (Common (5-10%))
This usually resolves. If it bothers you, tell your healthcare provider.
Sweating (Common (5-10%))
Keep comfortable. Report if excessive.
Slow heart rate (bradycardia) (Common (5-10%))
Your heart rate will be monitored. If you feel dizzy or faint, tell your doctor immediately.
Abdominal cramps (Common (5-10%))
Report to your doctor. They may adjust the dose or give another medicine.

🚨 Serious Side Effects

Severe bradycardia or cardiac arrest (Rare (<0.1%))
Seek immediate medical attention. This is a medical emergency.
Respiratory depression or failure (Rare (<0.1%))
Get emergency help immediately if you have difficulty breathing.
Seizures (Rare (<0.1%))
Call for emergency medical assistance right away.
Severe allergic reaction (anaphylaxis) (Rare (<0.1%))
Seek immediate emergency care if you experience swelling of face, lips, throat, or difficulty breathing.

⚠️ Rare Side Effects

Bronchospasm
Seek immediate medical attention if you have wheezing or difficulty breathing.
Increased intraocular pressure
Report eye pain or vision changes to your doctor.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
Atropine Major
Succinylcholine Major
Beta-blockers Major
Corticosteroids Moderate
Aminoglycosides Moderate
Magnesium salts Moderate
Tricyclic antidepressants Minor
Antihistamines Minor
Ester local anesthetics Minor

🚨 Major Interactions

  • Atropine
  • Succinylcholine
  • Beta-blockers

⚡ Moderate Interactions

  • Corticosteroids
  • Aminoglycoside antibiotics
  • Magnesium salts

🍷 Alcohol Interaction

Alcohol may increase the sedative and cardiovascular effects of this medicine. Avoid alcohol while receiving this medicine.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Known hypersensitivity to neostigmine or any component of the formulation","Mechanical obstruction of the gastrointestinal or urinary tract","Peritonitis","Severe bradycardia or heart block","Asthma or chronic obstructive pulmonary disease (relative)","Epilepsy (relative)"]

⚠️ Warnings & Precautions

["This medicine should be administered only by healthcare professionals in a setting with resuscitation equipment.","Use with caution in patients with asthma, COPD, or other respiratory conditions.","May cause bradycardia; monitor heart rate closely.","Use with caution in patients with epilepsy as it may lower seizure threshold.","May cause increased salivation and bronchial secretions; suction equipment should be available.","Dose adjustment may be required in renal impairment.","Avoid use in patients with mechanical bowel or bladder obstruction."]

🤱 Lactation Safety

It is not known whether neostigmine is excreted in human milk. Because many drugs are excreted in human milk, caution should be exercised when administered to a nursing woman.

💊 Overdose Management

Overdose can cause a cholinergic crisis with severe muscle weakness, excessive secretions, bradycardia, and respiratory failure. Treatment includes immediate discontinuation of the medicine, administration of atropine to reverse muscarinic effects, and supportive care. In severe cases, pralidoxime may be used. Seek emergency medical attention immediately.

⏰ Missed Dose

This medicine is given by a healthcare professional in a controlled setting. Missed doses are not applicable for self-administration. If you miss a scheduled appointment for this injection, contact your healthcare provider as soon as possible.

Additional Safety Advice

General Safety

This medicine must only be given by a qualified healthcare professional in a setting where emergency equipment is available. Before receiving this medicine, tell your doctor about all your medical conditions, especially heart problems, asthma, bowel or bladder obstruction, or Parkinson's disease. Also inform them of all medicines you take, including over-the-counter drugs and herbal supplements. Do not drive or operate heavy machinery immediately after receiving this injection, as it may cause blurred vision or dizziness. If you are pregnant or breastfeeding, discuss the risks and benefits with your doctor. Never attempt to use this medicine at home.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients are more sensitive to the effects of this medicine, especially bradycardia and hypotension. Doses should be carefully individualized, and monitoring should be more frequent.

🤰 Pregnancy Planning (TTC)

If you are planning pregnancy, discuss with your doctor. This medicine should be used during pregnancy only if clearly needed. It may cause uterine contractions.

🏥 Post-Surgery Considerations

This medicine is often used after surgery to reverse muscle relaxants. It helps patients regain muscle strength and breathe on their own. Close monitoring is required.

🦷 Dental Procedures

Inform your dentist if you are receiving this medicine, as it may interact with certain anesthetics or affect heart rate.

💚 Lifestyle Tips for Better Results

🏃
Follow your doctor's instructions for monitoring and follow-up appointments.
🥗
Maintain a healthy diet and stay hydrated.
😴
Avoid alcohol while receiving this medicine.
💧
Do not drive or operate machinery until you know how this medicine affects you.
🧘
Report any unusual symptoms to your healthcare provider promptly.

🏋️ Exercise Considerations

Avoid strenuous exercise immediately after receiving this medicine, as it may cause dizziness or muscle weakness. Gradually resume activities as advised by your doctor.

🥗 Diet Recommendations

Eat a balanced diet to support muscle function.
Stay well hydrated.
Avoid alcohol.

💼 Impact on Daily Work & Life

This medicine may cause dizziness, blurred vision, or drowsiness. Do not drive or operate heavy machinery until you know how it affects you. It is usually given in a hospital setting, so work impact is minimal for most patients.

🛑 When to Stop This Medicine

Do not stop this medicine without consulting your doctor. It is given under medical supervision, and stopping abruptly may cause withdrawal effects or worsening of the condition.

📅 Long-Term Use Effects

Long-term use of this medicine is not common as it is typically used acutely. In conditions like myasthenia gravis, long-term use may be necessary under close supervision. Regular monitoring of heart rate, respiratory function, and muscle strength is required. Tolerance may develop, and dose adjustments may be needed.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Pyridostigmine

An oral cholinesterase inhibitor used for long-term management of myasthenia gravis.

Evidence: Well-established
Physical therapy

Can help maintain muscle strength in myasthenia gravis.

Evidence: Well-established

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

No specific interactions with vaccines are known. However, consult your doctor before receiving any vaccine while on this medicine.

📦 Storage Guide

✅ DO

Store at room temperature (15-30°C)

❌ DON'T

Do not freeze

✅ DO

Keep in original container

❌ DON'T

Do not transfer to unmarked containers

✅ DO

Protect from light

❌ DON'T

Do not store in bathroom cabinet

✈️ Traveling with This Medicine

This medicine is given in a hospital setting, so travel advice is not applicable for self-administration. If you are traveling after receiving this medicine, ensure you have a copy of your prescription and medical records. Carry the medicine in its original packaging if instructed by your doctor. Store it at room temperature and protect it from light. Check customs regulations for carrying prescription medicines.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 60-year-old man undergoing surgery
After surgery, he was given this medicine to reverse the muscle relaxant. His muscle strength returned within minutes, and he was able to breathe on his own. He was monitored closely and experienced mild nausea, which resolved.
💡 Lesson: This medicine is effective for reversing neuromuscular blockade, but close monitoring is essential.
👤 A 35-year-old woman with myasthenia gravis
She received this medicine as part of her treatment for myasthenia gravis. It improved her muscle strength, but she experienced increased salivation and sweating. Her doctor adjusted the dose and added another medicine to control side effects.
💡 Lesson: Dose individualization and management of side effects are key when using this medicine for myasthenia gravis.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: When given intravenously, it works within 1-2 minutes. When given intramuscularly, it takes about 5-15 minutes.

Q: What are the common side effects?

A: Common side effects include nausea, vomiting, increased salivation, sweating, and slow heart rate.

Q: Can I receive this medicine if I am pregnant?

A: It should be used during pregnancy only if clearly needed. Discuss with your doctor.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I take this medicine at home?
  • What are the side effects of this injection?
  • Is this medicine safe for elderly patients?
  • How long does the effect last?
  • What should I do if I experience side effects?
  • Can I drive after receiving this medicine?

🔄 Substitutes for neotroy injection

View All

Alternative brands with exact same active ingredient:

Medical Note: Always consult your doctor before switching medications.

🛑 Myths vs. Facts

  • Myth: Neotagmin injection can be self-administered at home.
    Fact: This medicine must only be given by a healthcare professional in a medical setting with monitoring.
  • Myth: Neotagmin is a painkiller.
    Fact: This medicine is not a painkiller; it is a cholinesterase inhibitor used for specific muscle and nerve conditions.
  • Myth: Neotagmin is safe for everyone.
    Fact: It is contraindicated in certain conditions like bowel obstruction and severe heart problems.

🔄 Alternative Options

Generic Alternatives

  • Neostigmine injection

Brand Alternatives

  • Neotagmin injection

📊 Comparison with Similar Medicines

[{"medicine":"Neostigmine","class":"Cholinesterase inhibitor","route":"Parenteral","main_use":"Reversal of neuromuscular blockade, myasthenia gravis","duration":"1-2 hours"},{"medicine":"Pyridostigmine","class":"Cholinesterase inhibitor","route":"Oral","main_use":"Myasthenia gravis","duration":"3-6 hours"},{"medicine":"Edrophonium","class":"Cholinesterase inhibitor","route":"Parenteral","main_use":"Diagnosis of myasthenia gravis","duration":"5-10 minutes"}]

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