superhist 50 mg/2.5 mg/5 mg syrup - Guaifenesin (50mg) + Chlorpheniramine Maleate (2.5mg) medicine

Magnakof Syrup: Complete Medicine Guide

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🏭 Overseas Healthcare Pvt Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 22, 2026
📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Well-established for symptomatic relief of cough and allergic rhinitis.
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

  • Difficulty breathing or shortness of breath
  • Swelling of face, lips, or throat
  • Irregular or fast heartbeat
  • Severe dizziness or fainting
  • Inability to urinate
  • Confusion or hallucinations
  • Yellowing of skin or eyes

If experiencing severe symptoms, call emergency services immediately.

What is superhist 50 mg/2.5 mg/5 mg syrup used for?

This medicine is a combination of guaifenesin (expectorant) and chlorpheniramine maleate (antihistamine) used to relieve cough, nasal congestion, and allergic symptoms. It works by thinning mucus and blocking histamine. It is for short-term use and may cause drowsiness.

  • Generic Name: Guaifenesin (50mg) + Chlorpheniramine Maleate (2.5mg)
  • Manufacturer: Overseas Healthcare Pvt Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 superhist 50 mg/2.5 mg/5 mg syrup के बारे में (Hindi Summary)

उपयोग: यह दवा गुआइफेनेसिन और क्लोरफेनिरामाइन मेलिएट का संयोजन है, जिसका उपयोग खांसी, नाक बंद होना, छींक आना और एलर्जी के लक्षणों से राहत के लिए किया जाता है। यह बलगम को पतला करके खांसी को आसान बनाती है और एलर्जी के कारण होने वाले लक्षणों को कम करती है।

साइड इफेक्ट्स: आम दुष्प्रभावों में नींद आना, मुँह सूखना, चक्कर आना और जी मिचलाना शामिल हैं। गंभीर दुष्प्रभाव दुर्लभ हैं, लेकिन यदि सांस लेने में कठिनाई, चेहरे या गले में सूजन, या दिल की धड़कन अनियमित हो तो तुरंत डॉक्टर से संपर्क करें।

सुरक्षा सलाह: इस दवा को डॉक्टर के निर्देशानुसार ही लें। निर्धारित मात्रा से अधिक न लें। दवा लेने के बाद वाहन चलाने या मशीनरी चलाने से बचें क्योंकि इससे नींद आ सकती है। शराब का सेवन न करें। यदि आपको ग्लूकोमा, प्रोस्टेट की समस्या, थायरॉइड या हृदय रोग है तो डॉक्टर को बताएं। 7 दिनों से अधिक उपयोग से पहले डॉक्टर से सलाह लें।

💡 Did You Know? The first generic medicine was introduced in India in 1970 after the Patents Act was amended.

💊 superhist 50 mg/2.5 mg/5 mg syrup Uses & Benefits

[{"condition":"Productive cough associated with upper respiratory tract infections","description":"Helps loosen mucus and makes cough more productive, providing symptomatic relief.","evidence":"Well-established"},{"condition":"Allergic rhinitis","description":"Reduces sneezing, runny nose, and watery eyes due to allergic reactions.","evidence":"Well-established"},{"condition":"Common cold with cough and nasal congestion","description":"Provides temporary relief of cough and nasal symptoms.","evidence":"Well-established"}]

Off-label uses: [{"condition":"Vasomotor rhinitis","description":"Sometimes used off-label for non-allergic rhinitis symptoms.","evidence":"Limited"}]

Primary treatment for: Cough and allergic rhinitis

Also treats: Common cold, Upper respiratory tract infection

📋 Drug Information

Generic Name(s)Guaifenesin (50mg) + Chlorpheniramine Maleate (2.5mg)
Brand Namesuperhist 50 mg/2.5 mg/5 mg syrup
ManufacturerOverseas Healthcare Pvt Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassRESPIRATORY
Action Class
Route of AdministrationOral
StorageStore at room temperature (15-30°C) in a dry place, away from direct sunlight. Keep the bottle tightly closed.
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
Take this medicine with food or milk to reduce stomach upset.
2
Avoid driving or operating heavy machinery until you know how this medicine affects you.
3
Do not drink alcohol while taking this medicine as it increases drowsiness.
4
Stay well hydrated to help loosen mucus and ease cough.
5
Do not use this medicine for more than 7 days without consulting your doctor.
6
If you have glaucoma, prostate enlargement, or heart disease, inform your doctor before use.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Productive cough
This medicine is commonly prescribed for this.
Likely Use
✅
Runny nose and sneezing
This medicine helps relieve allergic symptoms.
Likely Use
❌
Fever
This medicine is not a primary fever reducer.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionGuaifenesin is rapidly absorbed from the gastrointestinal tract. Chlorpheniramine is well absorbed orally, with peak plasma levels occurring within 2-3 hours.
DistributionGuaifenesin distributes widely into body tissues and fluids. Chlorpheniramine is widely distributed and crosses the blood-brain barrier, causing sedation.
Protein BindingGuaifenesin: Not established from the available information. Chlorpheniramine: Approximately 70% bound to plasma proteins.
MetabolismGuaifenesin is metabolized in the liver via oxidation. Chlorpheniramine is metabolized in the liver by cytochrome P450 enzymes, primarily CYP2D6.
Half-LifeGuaifenesin: approximately 1 hour. Chlorpheniramine: approximately 12-15 hours.
ExcretionGuaifenesin is excreted primarily in urine as metabolites. Chlorpheniramine and its metabolites are excreted in urine.
BioavailabilityGuaifenesin: Not established from the available information. Chlorpheniramine: approximately 25-50%.
Onset of ActionGuaifenesin: within 30 minutes. Chlorpheniramine: within 30-60 minutes.
Peak Plasma TimeGuaifenesin: 1-2 hours. Chlorpheniramine: 2-3 hours.
Duration of ActionGuaifenesin: 4-6 hours. Chlorpheniramine: 4-6 hours, but sedation may last longer.

How It Works

Guaifenesin is an expectorant that increases the volume and reduces the viscosity of respiratory tract secretions, promoting ciliary action and making coughs more productive. Chlorpheniramine maleate is a first-generation antihistamine that competitively blocks histamine H1 receptors, reducing allergic symptoms such as sneezing, rhinorrhea, and lacrimation. It also has anticholinergic properties that contribute to dry mouth and urinary retention.

Mechanism Steps

1
Guaifenesin action: Guaifenesin stimulates respiratory tract secretions, reducing mucus viscosity and increasing hydration of mucus, which helps in expectoration.
2
Chlorpheniramine H1 blockade: Chlorpheniramine competitively binds to H1 receptors on effector cells, preventing histamine-mediated symptoms like sneezing and runny nose.
3
Anticholinergic effect: Chlorpheniramine also blocks muscarinic receptors, reducing secretions and causing dry mouth, but this contributes to symptom relief.

💡 How to Take superhist 50 mg/2.5 mg/5 mg syrup

Strength: Each 5 mL syrup contains Guaifenesin 50 mg and Chlorpheniramine Maleate 2.5 mg.

1Shake the bottle well before use.
2Use a measuring cup or spoon to measure the dose accurately.
3Take orally, with or without food.
4Follow the prescribed dose and frequency.
5Do not exceed the maximum daily dose.

Dosage Information

Adult DosageThe usual adult dose is 5-10 mL (1-2 teaspoons) every 4-6 hours as needed, not to exceed 60 mL in 24 hours. 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 chlorpheniramine, especially drowsiness and anticholinergic effects. Use with caution and consider lower doses. Dose must be individualized by a qualified clinician.
Renal ImpairmentDose adjustment may be needed in renal impairment. Consult your doctor.
Hepatic ImpairmentUse with caution in hepatic impairment. Dose adjustment may be necessary. Consult your doctor.
Maximum Daily DoseFor adults: maximum 60 mL in 24 hours. Do not exceed the recommended dose.

Dosage Timeline

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

🍽️ Food Timing Guide

With food
Take with meals
Reduces stomach upset.
Alcohol
Avoid
Increases drowsiness and CNS depression.

⏰ 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 superhist 50 mg/2.5 mg/5 mg syrup

✅ Common Side Effects

Drowsiness (Common (10-20%))
Avoid driving or operating machinery. If persistent, consult your doctor.
Dry mouth (Common (5-10%))
Sip water or chew sugarless gum. Consult doctor if severe.
Dizziness (Common (5-10%))
Rise slowly from sitting or lying position. Avoid alcohol.
Nausea (Common (5-10%))
Take with food or milk to reduce stomach upset.

🚨 Serious Side Effects

Severe allergic reaction (anaphylaxis) (Rare (<0.1%))
Seek emergency medical help if you experience rash, itching, swelling of face/throat, difficulty breathing.
Urinary retention (Rare (<0.1%))
Consult doctor immediately if you cannot urinate.
Palpitations or arrhythmias (Rare (<0.1%))
Seek medical attention if you feel irregular or fast heartbeat.

⚠️ Rare Side Effects

Blood dyscrasias (e.g., agranulocytosis, thrombocytopenia)
Report unusual bruising, bleeding, or fever to your doctor.
Hepatotoxicity
Seek medical attention if you notice yellowing of skin or eyes, dark urine.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
MAO inhibitors Major
Alcohol Major
Benzodiazepines Moderate
Opioids Moderate
Tricyclic antidepressants Moderate
Fluoxetine Moderate
Paroxetine Moderate
Atropine Moderate
Antihypertensives Minor
Grapefruit juice Minor

🚨 Major Interactions

  • MAO inhibitors
  • CNS depressants (e.g., alcohol, benzodiazepines, opioids)

⚡ Moderate Interactions

  • Anticholinergics (e.g., atropine, tricyclic antidepressants)
  • CYP2D6 inhibitors (e.g., fluoxetine, paroxetine)

🍷 Alcohol Interaction

Alcohol should be avoided while taking this medicine because it can significantly increase drowsiness, dizziness, and impair motor skills. Combining alcohol with chlorpheniramine can also increase the risk of respiratory depression.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Hypersensitivity to guaifenesin or chlorpheniramine","Narrow-angle glaucoma","Urinary retention","Severe liver disease","Acute asthma attack","MAO inhibitor therapy within 14 days"]

⚠️ Warnings & Precautions

["May cause drowsiness; avoid driving or operating machinery.","Avoid alcohol and other CNS depressants.","Use with caution in elderly patients due to increased risk of confusion and falls.","Do not use for chronic cough without medical evaluation.","Consult doctor if symptoms persist beyond 7 days or worsen."]

🤱 Lactation Safety

Chlorpheniramine may pass into breast milk and cause drowsiness in the infant. Guaifenesin is generally considered safe but consult your doctor before use during breastfeeding.

💊 Overdose Management

Overdose may cause severe drowsiness, anticholinergic effects, seizures, and respiratory depression. Seek emergency medical attention immediately. Treatment is supportive and symptomatic. Gastric lavage may be considered if within 1-2 hours of ingestion. There is no specific antidote.

⏰ Missed Dose

If you miss a dose, take it as soon as you remember. If it is almost time for your next dose, skip the missed dose and continue with your regular schedule. Do not double the dose.

Additional Safety Advice

General Safety

Take this medicine exactly as prescribed by your doctor. Do not exceed the recommended dose. Avoid driving or operating heavy machinery until you know how this medicine affects you. Do not drink alcohol while taking this medicine, as it can increase drowsiness. Inform your doctor if you have glaucoma, prostate enlargement, thyroid problems, or heart disease. Do not use this medicine for more than 7 days without medical advice. Keep out of reach of children.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients are more prone to drowsiness, confusion, and anticholinergic effects like urinary retention and constipation. Use with caution and lower doses may be needed.

🤰 Pregnancy Planning (TTC)

Consult your doctor before taking this medicine if you are pregnant, planning pregnancy, or breastfeeding. The safety profile is not well established.

🏥 Post-Surgery Considerations

Consult your doctor before using this medicine after surgery, as it may interact with anesthetics and other medications.

🦷 Dental Procedures

Inform your dentist if you are taking this medicine, as it may cause dry mouth and interact with sedatives used during dental procedures.

💚 Lifestyle Tips for Better Results

🏃
Stay well hydrated to help thin mucus.
🥗
Use a humidifier to ease cough and congestion.
😴
Avoid exposure to allergens like dust and pollen.
💧
Get plenty of rest to support recovery.
🧘
Wash hands frequently to prevent infections.

🏋️ Exercise Considerations

Avoid strenuous exercise if you feel drowsy or dizzy from this medicine. Light activity is fine if you feel well.

🥗 Diet Recommendations

Drink warm fluids like soup and tea.
Include vitamin C rich foods.
Avoid cold and sugary drinks that may irritate the throat.

💼 Impact on Daily Work & Life

This medicine may cause drowsiness, affecting your ability to drive or operate machinery. Avoid these activities until you know how it affects you. It may also reduce alertness, so take caution during work.

🛑 When to Stop This Medicine

Stop taking this medicine and consult your doctor if symptoms persist beyond 7 days, worsen, or if you experience severe side effects. Do not stop prescribed medications without medical advice.

📅 Long-Term Use Effects

Long-term use of this medicine is not recommended without medical supervision. Prolonged use of chlorpheniramine may lead to tolerance, dependence, and increased anticholinergic effects. Regular monitoring of liver and kidney function may be needed if used for extended periods.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Steam inhalation

Helps loosen mucus and relieve congestion.

Evidence: Well-established
Saline nasal spray

Moisturizes nasal passages and relieves congestion.

Evidence: Well-established

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

Not established from the available information. Consult your doctor regarding vaccination timing if you are ill.

📦 Storage Guide

✅ DO

Store at room temperature (15-30°C)

❌ DON'T

Do not refrigerate unless specified

✅ DO

Keep in original container

❌ DON'T

Do not transfer to unmarked containers

✅ DO

Keep away from direct sunlight

❌ DON'T

Do not store in bathroom cabinet

✈️ Traveling with This Medicine

Carry this medicine in its original packaging with a copy of your prescription. Store it at room temperature and protect it from direct sunlight. If traveling across time zones, continue your regular dosing schedule as prescribed. Check customs regulations for carrying medications. Keep it in your carry-on luggage if flying.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 35-year-old woman with seasonal allergies and cough
She was prescribed this medicine for her cough and runny nose. She took it as directed and noticed relief within a day. She experienced mild drowsiness, so she avoided driving after taking it. She completed the 5-day course and her symptoms resolved.
💡 Lesson: Taking the medicine as prescribed and being aware of drowsiness helps manage symptoms safely.
👤 A 60-year-old man with a productive cough and nasal congestion
He started this medicine and found that his cough became more productive and easier to clear. He had a dry mouth, which was relieved by sipping water. He was advised not to exceed the dose and to consult if symptoms persisted beyond a week.
💡 Lesson: Staying hydrated and adhering to the prescribed dose improves tolerability and effectiveness.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: This medicine usually starts working within 30-60 minutes after taking a dose.

Q: Can I take this medicine with other cold medicines?

A: Consult your doctor before combining with other cold medicines to avoid overlapping ingredients and side effects.

Q: Is this medicine safe for children?

A: Pediatric dosing is not established from available information. Consult a pediatrician.

🤔 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 superhist 50 mg/2.5 mg/5 mg syrup

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 any type of cough.
    Fact: This medicine is for productive cough and allergic symptoms; it is not effective for all cough types.
  • Myth: It is safe to take this medicine for a long time.
    Fact: Prolonged use without medical supervision is not recommended; consult a doctor if symptoms persist beyond 7 days.

🔄 Alternative Options

Generic Alternatives

  • Guaifenesin + Chlorpheniramine Maleate syrup (generic)

Brand Alternatives

  • Magnakof syrup

📊 Comparison with Similar Medicines

[{"medicine":"This medicine","composition":"Guaifenesin 50mg + Chlorpheniramine 2.5mg","primary_use":"Productive cough with allergy"},{"medicine":"Dextromethorphan + Chlorpheniramine","composition":"Dextromethorphan 10mg + Chlorpheniramine 2mg","primary_use":"Dry cough with allergy"}]

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