enzodrot m tablet - Drotaverine (NA) medicine

Avacan Injection: Complete Guide to Uses, Side Effects, and Safety

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🏭 Enzo Biopharma Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 22, 2026
📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Moderate for approved indications.
Reviewed by
SaathiMed Expert Panel | Oct 22, 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 allergic reaction (rash, itching, swelling, difficulty breathing)
  • Severe hypotension (fainting, dizziness, rapid heartbeat)
  • Chest pain or palpitations
  • Yellowing of skin or eyes (jaundice)
  • Unusual bleeding or bruising
  • Severe abdominal pain or vomiting blood

If experiencing severe symptoms, call emergency services immediately.

What is enzodrot m tablet used for?

This medicine contains drotaverine, a smooth muscle relaxant used to treat spasms in the gastrointestinal, biliary, urinary, and reproductive tracts. It is given as an injection by a healthcare professional.

  • Generic Name: Drotaverine (NA)
  • Manufacturer: Enzo Biopharma Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 enzodrot m tablet के बारे में (Hindi Summary)

उपयोग: यह दवा ड्रोटावेरिन नामक सक्रिय तत्व से बनी है, जो एक स्मूथ मसल रिलैक्सेंट है। यह पेट, पित्त नली, मूत्र मार्ग और गर्भाशय की मांसपेशियों में होने वाले ऐंठन को कम करने के लिए इंजेक्शन के रूप में दी जाती है। यह दवा अस्पताल में डॉक्टर या नर्स द्वारा लगाई जाती है। यह पेट दर्द, पित्त की पथरी, गुर्दे की पथरी और मासिक धर्म के दर्द में राहत देती है।

साइड इफेक्ट्स: आम दुष्प्रभावों में चक्कर आना, सिरदर्द, जी मिचलाना, उल्टी, मुँह सूखना और इंजेक्शन लगाने की जगह पर दर्द या लालिमा शामिल हैं। गंभीर दुष्प्रभाव दुर्लभ हैं, लेकिन एलर्जी, निम्न रक्तचाप, तेज़ धड़कन और सांस लेने में कठिनाई हो सकती है। किसी भी गंभीर लक्षण पर तुरंत डॉक्टर से संपर्क करें।

सुरक्षा सलाह: यह दवा केवल योग्य स्वास्थ्यकर्मी द्वारा ही दी जानी चाहिए। अपने डॉक्टर को अपनी सभी स्वास्थ्य समस्याओं, विशेषकर हृदय, यकृत या गुर्दे की बीमारी, और किसी भी एलर्जी के बारे में बताएं। इंजेक्शन लेने के बाद चक्कर आ सकते हैं, इसलिए वाहन चलाने या मशीन चलाने से बचें। गर्भावस्था या स्तनपान के दौरान बिना डॉक्टर की सलाह के इसका उपयोग न करें। शराब का सेवन न करें।

💡 Did You Know? The Indian pharmaceutical market is expected to reach $130 billion by 2030.

💊 enzodrot m tablet Uses & Benefits

[{"condition":"Gastrointestinal spasms","description":"Relieves spasms in the stomach and intestines, reducing abdominal pain and cramping.","evidence":"Well-established"},{"condition":"Biliary colic","description":"Relaxes the smooth muscles of the biliary tract, alleviating pain from gallstones or biliary dyskinesia.","evidence":"Well-established"},{"condition":"Renal colic","description":"Helps relieve spasms in the urinary tract, reducing pain associated with kidney stones.","evidence":"Well-established"},{"condition":"Dysmenorrhea","description":"Relaxes uterine smooth muscle, providing relief from menstrual cramps.","evidence":"Well-established"},{"condition":"Labor pain management","description":"Used in some settings to reduce cervical spasms during labor, but evidence is limited.","evidence":"Limited"}]

Off-label uses: [{"condition":"Irritable bowel syndrome","description":"Sometimes used to relieve spasms in IBS, but not a standard treatment.","evidence":"Limited"},{"condition":"Tension headache","description":"Occasionally used for muscle tension headaches, but evidence is insufficient.","evidence":"Insufficient"}]

Primary treatment for: Smooth muscle spasms

Also treats: Gastrointestinal spasms, Biliary colic, Renal colic, Dysmenorrhea

📋 Drug Information

Generic Name(s)Drotaverine (NA)
Brand Nameenzodrot m tablet
ManufacturerEnzo Biopharma Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassGASTRO INTESTINAL
Action ClassPhosphodiesterase-IV inhibitors (Smooth Muscle Relaxant)
Route of AdministrationParenteral (intramuscular or intravenous)
StorageStore below 25°C, protected from light. Do not freeze. Keep out of reach of children.
Shelf Life24 months from the date of manufacture.
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
Administer this medicine slowly intravenously over 1 to 2 minutes to avoid hypotension.
2
Monitor blood pressure and heart rate before and after administration.
3
Avoid concomitant use with levodopa as it may reduce its efficacy.
4
Use with caution in elderly patients and those with cardiovascular disease.
5
Instruct patients to avoid alcohol and driving after receiving this injection.
6
Consider switching to oral therapy once acute symptoms subside.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Abdominal cramps
This medicine is commonly prescribed for gastrointestinal spasms.
Likely Use
✅
Flank pain
Used for renal colic.
Likely Use
✅
Menstrual cramps
Used for dysmenorrhea.
Likely Use
❌
Fever
This medicine is not a fever reducer.
Not Primary
❌
Headache
Not a primary treatment for headache.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionFollowing intramuscular administration, drotaverine is rapidly absorbed, with peak plasma concentrations reached within 30 to 60 minutes. After intravenous administration, the onset is immediate.
DistributionDrotaverine is widely distributed throughout the body, including smooth muscle tissues. It crosses the blood-brain barrier to a limited extent. Plasma protein binding is high, approximately 95% to 98%.
Protein BindingApproximately 95% to 98% bound to plasma proteins.
MetabolismDrotaverine is extensively metabolized in the liver, primarily by conjugation and oxidation. The main metabolite is monohydroxy drotaverine.
Half-LifeThe elimination half-life is approximately 8 to 12 hours.
ExcretionMetabolites are excreted mainly in the urine, with a small amount in feces. Less than 5% is excreted unchanged.
BioavailabilityBioavailability after intramuscular injection is approximately 90% to 100%. After intravenous administration, it is 100%.
Onset of ActionIntravenous: immediate; Intramuscular: within 5 to 10 minutes.
Peak Plasma TimeIntramuscular: 30 to 60 minutes; Intravenous: immediate.
Duration of ActionRelief of spasms lasts for approximately 4 to 6 hours after a single dose.

How It Works

Drotaverine inhibits phosphodiesterase type 4 (PDE4), leading to increased intracellular cyclic adenosine monophosphate (cAMP) levels in smooth muscle cells. Elevated cAMP reduces calcium availability and inhibits myosin light chain kinase, resulting in smooth muscle relaxation. This action is selective for smooth muscles, particularly in the gastrointestinal, biliary, urinary, and reproductive tracts.

Mechanism Steps

1
Inhibition of PDE4: Drotaverine binds to and inhibits the phosphodiesterase type 4 enzyme in smooth muscle cells.
2
Increased cAMP: Inhibition of PDE4 prevents the breakdown of cyclic adenosine monophosphate, leading to its accumulation.
3
Reduced calcium influx: Elevated cAMP reduces the release of calcium from intracellular stores and decreases calcium sensitivity.
4
Smooth muscle relaxation: The reduction in calcium availability inhibits myosin light chain kinase, preventing smooth muscle contraction and causing relaxation.

💡 How to Take enzodrot m tablet

Strength: Injection: 40 mg/2 mL (20 mg/mL)

1This medicine is given by a healthcare professional as an intramuscular or intravenous injection.
2For intravenous use, it should be injected slowly over 1 to 2 minutes.
3Do not self-administer.
4After injection, remain seated or lying down for a few minutes to avoid dizziness.
5Report any immediate side effects to your doctor.

Dosage Information

Adult DosageThe usual adult dose is 40 to 80 mg given intramuscularly or intravenously, up to 3 times daily. For intravenous administration, it should be given slowly over 1 to 2 minutes. 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 DosageUse with caution in elderly patients. Dose adjustment may be necessary based on renal and hepatic function. Consult a doctor.
Renal ImpairmentUse with caution in patients with renal impairment. Dose adjustment may be required. Consult a doctor.
Hepatic ImpairmentContraindicated in severe hepatic impairment. Use with caution in mild to moderate impairment. Consult a doctor.
Maximum Daily DoseThe maximum recommended daily dose is 240 mg (80 mg three times daily).

Dosage Timeline

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

🍽️ Food Timing Guide

With food
No specific timing
This medicine is given as an injection, so food timing does not affect it.
Alcohol
Avoid
May increase dizziness and hypotension.

⏰ What to Do If You Miss a Dose

📌 Less than half the dosing interval has passed
→ Take the missed dose as soon as you remember.
💡 Continue with the regular schedule.
📌 More than half the dosing interval has passed
→ Skip the missed dose.
💡 Do not double dose to catch up.

⚠️ Side Effects of enzodrot m tablet

✅ Common Side Effects

Dizziness (Common (5-10%))
Lie down and rest. Avoid driving or operating machinery until it resolves. Consult doctor if persistent.
Headache (Common (5-10%))
Take rest and stay hydrated. Consult doctor if severe or persistent.
Nausea (Common (5-10%))
Eat small, bland meals. Consult doctor if vomiting occurs.
Injection site pain (Common (5-10%))
Apply a cold compress. Report to doctor if redness or swelling worsens.
Dry mouth (Uncommon (1-5%))
Sip water or chew sugarless gum. Consult doctor if persistent.

🚨 Serious Side Effects

Severe allergic reaction (anaphylaxis) (Rare (<0.1%))
Seek immediate medical attention if you experience rash, itching, swelling of face, lips, tongue, or throat, difficulty breathing, or chest tightness.
Hypotension (Rare (<0.1%))
Lie down and elevate legs. Seek immediate medical attention if you feel faint or have a rapid heartbeat.
Tachycardia (Rare (<0.1%))
Seek medical attention if you experience palpitations or a rapid heartbeat.
Bronchospasm (Rare (<0.1%))
Seek immediate medical attention if you have difficulty breathing or wheezing.
Blood disorders (agranulocytosis, thrombocytopenia) (Very rare (<0.01%))
Report any unusual bruising, bleeding, fever, or sore throat to your doctor immediately.

⚠️ Rare Side Effects

Agranulocytosis
Seek immediate medical attention if you develop fever, chills, or sore throat.
Thrombocytopenia
Report unusual bruising or bleeding to your doctor immediately.
Hepatitis
Seek medical attention if you notice yellowing of skin or eyes, dark urine, or abdominal pain.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
Levodopa Major
Anticholinergics Major
Beta-blockers Moderate
Calcium channel blockers Moderate
Alcohol Moderate

🚨 Major Interactions

  • Levodopa
  • Anticholinergic drugs (e.g., atropine, hyoscyamine)

⚡ Moderate Interactions

  • Beta-blockers
  • Calcium channel blockers

🍷 Alcohol Interaction

Avoid alcohol consumption while receiving this medicine, as it may enhance central nervous system depression and hypotensive effects.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Hypersensitivity to drotaverine or any component of the formulation","Severe hepatic impairment","Severe renal impairment","Severe heart failure","Children under 12 years of age (safety not established)"]

⚠️ Warnings & Precautions

["Administer with caution in patients with hypotension or cardiovascular disease.","Avoid in patients with glaucoma or urinary retention due to anticholinergic effects.","Use with caution in elderly patients.","Do not use during pregnancy unless clearly needed.","Avoid alcohol during treatment.","Do not drive or operate machinery until you know how this medicine affects you."]

🤱 Lactation Safety

It is not known whether drotaverine is excreted in human breast milk. Consult your doctor before using this medicine while breastfeeding.

💊 Overdose Management

Overdose may cause severe hypotension, tachycardia, and central nervous system depression. Treatment is supportive and symptomatic. There is no specific antidote. In case of overdose, seek immediate medical attention.

⏰ Missed Dose

This medicine is usually given as a single dose or as needed in a healthcare setting. If you miss a scheduled dose, contact your healthcare provider for guidance. Do not self-administer additional doses.

Additional Safety Advice

General Safety

This medicine should only be given by a qualified healthcare professional. Inform your doctor about all your medical conditions, especially heart, liver, or kidney problems, and any allergies. Avoid driving or operating machinery immediately after receiving this injection, as it may cause dizziness. Do not use this medicine if you are pregnant or breastfeeding without consulting your doctor. Avoid alcohol while receiving treatment. Report any unusual symptoms promptly.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients may be more sensitive to the effects of this medicine, especially hypotension and dizziness. Use with caution and monitor blood pressure closely.

🤰 Pregnancy Planning (TTC)

If you are planning to become pregnant, consult your doctor before using this medicine. It should be used during pregnancy only if clearly needed.

🏥 Post-Surgery Considerations

This medicine may be used postoperatively to relieve smooth muscle spasms. However, consult your surgeon before use, as it may interact with other medications.

🦷 Dental Procedures

Inform your dentist if you are receiving this medicine, as it may cause dry mouth and increase the risk of dental issues. No specific precautions are required for dental procedures.

💚 Lifestyle Tips for Better Results

🏃
Stay hydrated to help prevent kidney stones.
🥗
Avoid heavy meals that can trigger biliary colic.
😴
Practice relaxation techniques to reduce stress-induced spasms.
💧
Maintain a healthy weight to reduce strain on muscles.
🧘
Get adequate rest during acute episodes.

🏋️ Exercise Considerations

Avoid strenuous exercise immediately after receiving this injection, as it may cause dizziness. Resume normal activities as tolerated once symptoms improve.

🥗 Diet Recommendations

Eat small, frequent meals to avoid overloading the digestive system.
Avoid fatty and spicy foods that can trigger biliary spasms.
Increase fiber intake to prevent constipation.
Stay well hydrated.

💼 Impact on Daily Work & Life

This medicine may cause dizziness, so avoid driving or operating heavy machinery until you know how it affects you. It is usually given in a healthcare setting, and you may need someone to drive you home.

🛑 When to Stop This Medicine

This medicine is typically used for short-term relief. Stop use and consult your doctor if symptoms persist or worsen, or if you experience any serious side effects. Do not stop prescribed treatment without consulting your doctor.

📅 Long-Term Use Effects

Long-term use of this medicine is not recommended. Prolonged use may increase the risk of liver toxicity and blood disorders. Regular monitoring of liver function and complete blood count may be advised if used for extended periods. Consult your doctor for alternative treatments if long-term therapy is needed.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Oral antispasmodics

Oral medications like dicyclomine or hyoscine can be used for milder spasms.

Evidence: Well-established
Heat therapy

Applying heat to the abdomen can help relax muscles.

Evidence: Limited
Physical therapy

For chronic conditions, physical therapy may help manage muscle tension.

Evidence: Moderate

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

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

📦 Storage Guide

✅ DO

Store below 25°C

❌ DON'T

Do not freeze

✅ DO

Protect from light

❌ DON'T

Do not expose to direct sunlight

✅ DO

Keep in original container

❌ DON'T

Do not transfer to unmarked containers

✅ DO

Keep out of reach of children

❌ DON'T

Do not use if solution is discolored or contains particles

✈️ Traveling with This Medicine

When traveling with this medicine, carry it in its original packaging with the prescription label intact. Bring a copy of your prescription and a doctor&#039;s letter explaining the medical need. Store it below 25°C and protect it from light. If traveling across time zones, consult your doctor for dose adjustments. Check customs regulations for injectable medications before travel.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 35-year-old woman with severe menstrual cramps
She received an intramuscular injection of this medicine in the emergency room. Within 15 minutes, her pain significantly decreased. She was advised to rest and avoid driving. She experienced mild dizziness that resolved within an hour.
💡 Lesson: This medicine provides rapid relief from severe menstrual cramps when given as an injection.
👤 A 50-year-old man with renal colic
He presented with severe flank pain due to a kidney stone. He was given an intravenous injection of this medicine, and his pain improved within 5 minutes. He was monitored for blood pressure changes and discharged with oral painkillers.
💡 Lesson: Intravenous drotaverine is effective for rapid relief of renal colic pain.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: When given intravenously, it works within minutes. When given intramuscularly, it takes about 5 to 10 minutes.

Q: Can I take this medicine at home?

A: No, this medicine is an injection and must be administered by a healthcare professional.

Q: Is it safe during pregnancy?

A: Consult your doctor. It should be used only if clearly needed.

Q: What are the common side effects?

A: Common side effects include dizziness, headache, nausea, and injection site pain.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I take this medicine long-term?
  • Will it affect my kidney 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?

🔄 Substitutes for enzodrot m tablet

View All

Alternative brands with exact same active ingredient:

Medical Note: Always consult your doctor before switching medications.

🛑 Myths vs. Facts

  • Myth: This medicine is a painkiller for all types of pain.
    Fact: This medicine is a smooth muscle relaxant and is not effective for general pain, fever, or inflammation.
  • Myth: This medicine can be self-administered at home.
    Fact: This medicine is an injection and must be given by a healthcare professional.

🔄 Alternative Options

Generic Alternatives

  • Drotaverine injection

Brand Alternatives

  • Avacan injection

📊 Comparison with Similar Medicines

[{"medicine":"Drotaverine","class":"PDE4 inhibitor","route":"Parenteral","common_use":"Smooth muscle spasms"},{"medicine":"Dicyclomine","class":"Anticholinergic","route":"Oral, Parenteral","common_use":"IBS, gastrointestinal spasms"},{"medicine":"Hyoscine butylbromide","class":"Anticholinergic","route":"Oral, Parenteral","common_use":"Abdominal cramps"}]

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