axn syrup - Phenylpropanolamine (12.5mg) + Chlorpheniramine Maleate (2mg) medicine

AXN Syrup: Complete Medicine Guide for Cold and Allergy Relief

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🏭 Esquire Drug House 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 16, 2026
📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Moderate for short-term symptomatic relief of allergic rhinitis and common cold.
Reviewed by
SaathiMed Expert Panel | Oct 16, 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

  • Sudden severe headache, confusion, or difficulty speaking
  • Swelling of face, lips, or throat, or difficulty breathing
  • Fast, irregular, or pounding heartbeat
  • Chest pain or fainting
  • Seizures or convulsions
  • Severe dizziness or inability to stand
  • Yellowing of skin or eyes, or dark urine

If experiencing severe symptoms, call emergency services immediately.

What is axn syrup used for?

This medicine is a combination of phenylpropanolamine (a decongestant) and chlorpheniramine maleate (an antihistamine) used for temporary relief of nasal congestion, sneezing, and runny nose due to allergies or common cold. It is for short-term use only and may cause drowsiness.

  • Generic Name: Phenylpropanolamine + Chlorpheniramine Maleate
  • Manufacturer: Esquire Drug House
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 axn syrup के बारे में (Hindi Summary)

उपयोग: यह दवा एलर्जी और सर्दी-जुकाम के लक्षणों जैसे नाक बंद होना, छींक आना, नाक बहना और आंखों में खुजली या पानी आना को कम करने के लिए इस्तेमाल की जाती है। इसमें फेनिलप्रोपेनॉलामाइन नाक की भीड़ को कम करता है और क्लोरफेनिरामाइन एलर्जी के लक्षणों को नियंत्रित करता है। यह दवा केवल अल्पकालिक उपयोग के लिए है और इसे डॉक्टर की सलाह के अनुसार ही लेना चाहिए।

साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में नींद आना, मुंह सूखना, चक्कर आना, जी मिचलाना और धुंधली दृष्टि शामिल हैं। गंभीर दुष्प्रभाव दुर्लभ हैं लेकिन इनमें तेज दिल की धड़कन, गंभीर सिरदर्द, भ्रम, दौरे और एलर्जी की प्रतिक्रिया हो सकती है। यदि कोई गंभीर लक्षण दिखे तो तुरंत डॉक्टर से संपर्क करें।

सुरक्षा सलाह: इस दवा को डॉक्टर के बताए अनुसार ही लें। इससे नींद आ सकती है, इसलिए वाहन चलाने या मशीन चलाने से बचें। शराब का सेवन न करें क्योंकि इससे नींद और चक्कर बढ़ सकते हैं। यदि आपको उच्च रक्तचाप, हृदय रोग, मधुमेह, थायरॉइड, ग्लूकोमा या प्रोस्टेट की समस्या है तो डॉक्टर को बताएं। 7 दिनों से अधिक इसका उपयोग न करें। बच्चों की पहुंच से दूर रखें।

💡 Did You Know? Over 80% of the antiretroviral drugs used globally to combat AIDS are supplied by Indian pharmaceutical companies.

💊 axn syrup Uses & Benefits

[{"condition":"Allergic rhinitis","description":"Relieves nasal congestion, sneezing, runny nose, and itchy or watery eyes associated with seasonal or perennial allergies.","evidence":"Well-established for short-term symptomatic relief."},{"condition":"Common cold","description":"Provides temporary relief of nasal congestion and sneezing due to upper respiratory tract infections.","evidence":"Commonly used, though evidence for efficacy is modest."},{"condition":"Vasomotor rhinitis","description":"May help reduce nasal stuffiness and sneezing in non-allergic rhinitis.","evidence":"Limited evidence."}]

Off-label uses: [{"condition":"Motion sickness","description":"Chlorpheniramine component may help prevent nausea and vomiting associated with motion sickness.","evidence":"Limited, not a primary indication."},{"condition":"Insomnia","description":"Sedative effect of chlorpheniramine may be used off-label for short-term sleep aid.","evidence":"Not recommended due to side effect profile."}]

Primary treatment for: Allergic rhinitis

Also treats: Common cold, Vasomotor rhinitis, Sinusitis

📋 Drug Information

Generic Name(s)Phenylpropanolamine + Chlorpheniramine Maleate
Brand NameAxn Syrup
ManufacturerEsquire Drug House
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassRESPIRATORY
Action ClassSympathomimetic + Antihistamine
Route of AdministrationOral
StorageStore at room temperature between 15°C and 30°C (59°F to 86°F). Protect from light and moisture. Keep the bottle tightly closed.
Shelf Life24 months from the date of manufacture, or as indicated on the packaging.
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 exactly as prescribed and do not exceed the recommended dose.
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 can increase drowsiness and dizziness.
4
If you have high blood pressure, heart disease, diabetes, or thyroid problems, inform your doctor before taking this medicine.
5
Do not use this medicine for more than 7 days without consulting a doctor.
6
Keep out of reach of children and store in a cool, dry place.
7
If you are pregnant or breastfeeding, consult your doctor before using this medicine.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Nasal congestion
This medicine is commonly prescribed for this.
Likely Use
✅
Sneezing
This medicine helps relieve sneezing due to allergies.
Likely Use
❌
Fever
This medicine is not a primary fever reducer.
Not Primary
❌
Sore throat
This medicine does not directly treat sore throat.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionPhenylpropanolamine is rapidly absorbed from the gastrointestinal tract. Chlorpheniramine maleate is also well absorbed orally. Food may delay absorption slightly but does not significantly affect overall bioavailability.
DistributionBoth ingredients are distributed widely throughout body tissues. Phenylpropanolamine crosses the blood-brain barrier to a limited extent. Chlorpheniramine is highly lipophilic and enters the central nervous system, which explains its sedative effects.
Protein BindingPhenylpropanolamine: Not established from the available information. Chlorpheniramine: approximately 70% bound to plasma proteins.
MetabolismPhenylpropanolamine undergoes limited metabolism, primarily by monoamine oxidase. Chlorpheniramine is extensively metabolized in the liver by cytochrome P450 enzymes, including CYP2D6 and CYP3A4.
Half-LifePhenylpropanolamine: approximately 3-6 hours. Chlorpheniramine: approximately 12-43 hours, with considerable interindividual variation.
ExcretionBoth drugs and their metabolites are primarily excreted in the urine. Renal impairment may prolong elimination.
BioavailabilityPhenylpropanolamine: Not established from the available information. Chlorpheniramine: approximately 25-50% due to first-pass metabolism.
Onset of ActionNasal decongestion begins within 30-60 minutes. Antihistamine effects start within 30-60 minutes.
Peak Plasma TimePhenylpropanolamine: 1-2 hours. Chlorpheniramine: 2-6 hours.
Duration of ActionPhenylpropanolamine: 4-6 hours. Chlorpheniramine: 4-8 hours, with sedative effects lasting longer.

How It Works

This medicine combines two active ingredients with complementary actions. Phenylpropanolamine is a sympathomimetic amine that directly and indirectly stimulates alpha-adrenergic receptors, causing vasoconstriction of nasal mucosal blood vessels, which reduces swelling and congestion. Chlorpheniramine maleate is a first-generation antihistamine that competitively blocks histamine H1 receptors, reducing sneezing, runny nose, and itching. It also has anticholinergic properties that contribute to drying of secretions.

Mechanism Steps

1
Alpha-adrenergic stimulation: Phenylpropanolamine stimulates alpha-1 adrenergic receptors on nasal blood vessels, causing vasoconstriction and reduced nasal congestion.
2
Histamine H1 receptor blockade: Chlorpheniramine competitively blocks histamine at H1 receptors, preventing histamine-mediated symptoms such as sneezing, itching, and increased vascular permeability.
3
Anticholinergic effect: Chlorpheniramine also blocks muscarinic receptors, reducing secretions and contributing to dry mouth and nose.

💡 How to Take axn syrup

Strength: Each 5 mL of syrup contains phenylpropanolamine 12.5 mg and chlorpheniramine maleate 2 mg.

1Shake the bottle well before each use.
2Use a measuring cup or spoon to measure the exact dose.
3Take orally with or without food.
4If stomach upset occurs, take with food or milk.
5Do not exceed the recommended dose or frequency.
6Drink plenty of water to help relieve dry mouth.

Dosage Information

Adult DosageThe usual adult dose is 10 mL (2 teaspoons) every 4 to 6 hours as needed for symptoms, not to exceed 6 doses in 24 hours. However, dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function, and response to therapy. Do not self-medicate beyond 7 days without medical advice.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician for appropriate dosing in children. This medicine is contraindicated in children under 2 years of age.
Elderly DosageElderly patients may be more sensitive to the effects of this medicine, especially drowsiness, dizziness, and anticholinergic effects. Use with caution and consider lower doses. Dose must be individualized by a qualified clinician.
Renal ImpairmentDose adjustment may be required in patients with renal impairment. Consult a doctor for individualized dosing.
Hepatic ImpairmentDose adjustment may be required in patients with hepatic impairment. Consult a doctor for individualized dosing.
Maximum Daily DoseThe maximum recommended daily dose for adults is 60 mL (12 teaspoons) in 24 hours, not to exceed 6 doses. Do not exceed the prescribed dose.

Dosage Timeline

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

🍽️ Food Timing Guide

With food
Take with meals if stomach upset occurs
Reduces gastrointestinal discomfort.
Alcohol
Avoid
Increases drowsiness and dizziness.
Caffeine
Limit
May increase nervousness and insomnia.

⏰ 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 axn syrup

✅ Common Side Effects

Drowsiness (Common (10-20%))
Avoid driving or operating machinery. If persistent, consult your doctor.
Dry mouth (Common (10-15%))
Sip water, chew sugar-free gum, or use saliva substitutes. 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.
Blurred vision (Uncommon (1-5%))
Avoid driving until vision clears. Consult doctor if persistent.

🚨 Serious Side Effects

Hemorrhagic stroke (Rare (<0.1%))
Seek immediate medical attention if sudden severe headache, confusion, weakness, or difficulty speaking occurs.
Severe allergic reaction (anaphylaxis) (Rare (<0.1%))
Stop medicine and seek emergency care if swelling of face, lips, throat, or difficulty breathing occurs.
Cardiac arrhythmias (Rare (<0.1%))
Seek medical attention if palpitations, chest pain, or fainting occurs.
Seizures (Rare (<0.1%))
Discontinue and seek emergency care if seizures occur.
Severe hypertension (Rare (<0.1%))
Monitor blood pressure if at risk. Seek care if severe headache or visual changes occur.

⚠️ Rare Side Effects

Hallucinations
Stop medicine and consult doctor immediately.
Blood dyscrasias
Report unusual bruising, bleeding, or fever to doctor.
Hepatotoxicity
Report yellowing of skin or eyes, dark urine, or abdominal pain.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
MAOIs Major
Other sympathomimetics Major
Alcohol Major
Antihypertensives Moderate
CNS depressants Moderate
Tricyclic antidepressants Moderate
Anticholinergics Minor
Caffeine Minor

🚨 Major Interactions

  • Monoamine oxidase inhibitors (MAOIs)
  • Other sympathomimetics
  • Alcohol

⚡ Moderate Interactions

  • Antihypertensives
  • CNS depressants
  • Tricyclic antidepressants

🍷 Alcohol Interaction

Alcohol should be avoided while taking this medicine because it can significantly increase drowsiness, dizziness, and impairment of judgment and coordination. It may also increase the risk of central nervous system depression.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Hypersensitivity to phenylpropanolamine, chlorpheniramine, or any component of the formulation","Uncontrolled hypertension","Severe coronary artery disease","Hyperthyroidism","Closed-angle glaucoma","Prostatic hypertrophy with urinary retention","Use within 14 days of MAOI therapy","Children under 2 years of age"]

⚠️ Warnings & Precautions

["May cause drowsiness; avoid driving or operating machinery until effects are known.","Avoid alcohol and other CNS depressants.","Use with caution in patients with cardiovascular disease, hypertension, diabetes, or thyroid disorders.","Do not exceed recommended dose or duration of use.","Phenylpropanolamine has been associated with an increased risk of hemorrhagic stroke.","Consult a doctor if symptoms persist beyond 7 days or are accompanied by fever, rash, or persistent headache.","Keep out of reach of children."]

🤱 Lactation Safety

Not established from the available information. Both ingredients may pass into breast milk and could cause drowsiness in the infant. Consult a doctor before use during breastfeeding.

💊 Overdose Management

Overdose may cause severe drowsiness, confusion, hallucinations, seizures, hypertension, tachycardia, and cardiac arrhythmias. Seek immediate medical attention. Treatment is supportive and symptomatic. There is no specific antidote. Gastric lavage may be considered if ingestion is recent. Monitor vital signs and provide supportive care.

⏰ 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 to catch up.

Additional Safety Advice

General Safety

Take this medicine exactly as prescribed by your doctor. Do not exceed the recommended dose or duration of use. Avoid driving or operating heavy machinery until you know how this medicine affects you, as it can cause drowsiness. Do not drink alcohol while taking this medicine because it can increase drowsiness and dizziness. Inform your doctor if you have high blood pressure, heart disease, diabetes, thyroid problems, glaucoma, or prostate enlargement. Do not use this medicine for more than 7 days without consulting a doctor. Keep out of reach of children. If you are pregnant, planning to become pregnant, or breastfeeding, consult your doctor before using this medicine. Do not take this medicine with other cough and cold products without checking with a pharmacist or doctor, as they may contain similar ingredients.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients are more sensitive to the sedative and anticholinergic effects of this medicine. They may also be at higher risk of cardiovascular side effects. Use with caution and consider lower doses. Regular monitoring of blood pressure and mental status is advised.

🤰 Pregnancy Planning (TTC)

If you are planning to become pregnant, consult your doctor before taking this medicine. Both phenylpropanolamine and chlorpheniramine should be used during pregnancy only if clearly needed and prescribed by a doctor.

🏥 Post-Surgery Considerations

Consult your doctor before taking this medicine after surgery, as it may interact with anesthetics and other medications. It can also increase the risk of bleeding and cardiovascular complications.

🦷 Dental Procedures

Inform your dentist if you are taking this medicine, as it can cause dry mouth and may interact with medications used during dental procedures. It may also increase the risk of bleeding.

💚 Lifestyle Tips for Better Results

🏃
Stay hydrated by drinking plenty of fluids.
🥗
Use a humidifier to keep nasal passages moist.
😴
Avoid known allergens such as dust, pollen, and pet dander.
💧
Get adequate rest to help your body recover.
🧘
Practice good hand hygiene to prevent infections.
🌞
Avoid smoking and exposure to secondhand smoke.

🏋️ Exercise Considerations

This medicine can cause drowsiness and dizziness, which may impair your ability to exercise safely. Avoid strenuous exercise until you know how the medicine affects you. Drink plenty of water during exercise to prevent dehydration.

🥗 Diet Recommendations

Include warm soups and broths to soothe your throat.
Eat fruits rich in vitamin C to support immune function.
Avoid cold foods and drinks if they worsen your symptoms.
Limit caffeine and alcohol intake.
Stay well hydrated.

💼 Impact on Daily Work & Life

This medicine can cause drowsiness, which may affect your ability to drive, operate machinery, or perform tasks requiring mental alertness. It is advisable to avoid such activities until you know how the medicine affects you. Inform your employer if your work involves operating heavy machinery.

🛑 When to Stop This Medicine

Stop taking this medicine and consult a doctor if your symptoms do not improve within 7 days, if they worsen, or if you experience any serious side effects such as severe headache, chest pain, difficulty breathing, or allergic reactions. Do not stop abruptly if you have been taking it regularly for a long time without consulting your doctor.

📅 Long-Term Use Effects

Long-term use of this medicine is not recommended. Prolonged use of decongestants can lead to rebound congestion, and antihistamines may cause tolerance and increased side effects. Regular monitoring of blood pressure and mental status is advised if used for extended periods. Consult a doctor if symptoms persist beyond 7 days.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Saline nasal irrigation

Helps clear nasal passages and reduce congestion without medication.

Evidence: Well-established for mild congestion.
Antihistamine nasal sprays

Targeted relief for allergic rhinitis with fewer systemic side effects.

Evidence: Well-established.
Allergen avoidance

Reducing exposure to allergens can prevent symptoms.

Evidence: Well-established.

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

Not established from the available information. This medicine is not known to interact with vaccines. Consult your doctor for personalized advice.

📦 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 in a cool, dry place away from direct sunlight. If traveling across time zones, continue your dosing schedule as prescribed, but do not exceed the maximum daily dose. Check customs regulations for carrying medications in your destination country. 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
She was prescribed this medicine for her runny nose and sneezing. She took it as directed and found relief within an hour. However, she experienced drowsiness, so she avoided driving after taking it. She was advised to use it only for a few days until her symptoms improved.
💡 Lesson: This medicine provides effective short-term relief but can cause drowsiness. Avoid driving and follow the prescribed duration.
👤 A 50-year-old man with high blood pressure and a cold
He wanted to take this medicine for his cold symptoms but was advised against it because of his uncontrolled hypertension. His doctor recommended a safer alternative. He learned that decongestants like phenylpropanolamine can raise blood pressure.
💡 Lesson: Patients with high blood pressure should avoid this medicine unless specifically approved by their doctor.

💬 Questions Patients Often Ask

Q: How long does it take to work?

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

Q: Can I take it with other cold medicines?

A: No, you should avoid taking other cold medicines without consulting a doctor, as they may contain similar ingredients and increase the risk of side effects.

Q: Is it safe for children?

A: This medicine is not recommended for children under 2 years. For older children, consult a pediatrician for appropriate dosing.

Q: What should I do if I miss a dose?

A: 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.

🤔 Common Patient Concerns

💭 These are the concerns patients most commonly raise

  • Can I take this medicine long-term?
  • Will it affect my blood pressure?
  • 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 axn 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 be used for long-term allergy control.
    Fact: This medicine is for short-term relief only. Long-term use should be under medical supervision with safer alternatives.
  • Myth: It is safe to take with other cold medicines.
    Fact: Many cold medicines contain similar ingredients. Combining them can lead to overdose and serious side effects.
  • Myth: It is safe for children under 2 years.
    Fact: This medicine is contraindicated in children under 2 years due to risk of serious adverse effects.

🔄 Alternative Options

Generic Alternatives

  • Phenylpropanolamine + Chlorpheniramine Maleate Syrup

📊 Comparison with Similar Medicines

[{"medicine":"Phenylpropanolamine + Chlorpheniramine","decongestant":"Phenylpropanolamine","antihistamine":"Chlorpheniramine","sedation":"Moderate to high","duration":"4-6 hours"},{"medicine":"Phenylephrine + Chlorpheniramine","decongestant":"Phenylephrine","antihistamine":"Chlorpheniramine","sedation":"Moderate to high","duration":"4-6 hours"},{"medicine":"Pseudoephedrine + Chlorpheniramine","decongestant":"Pseudoephedrine","antihistamine":"Chlorpheniramine","sedation":"Moderate to high","duration":"4-6 hours"}]

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