cledex -sf oral liquid - Dextromethorphan Hydrobromide (15mg/5ml) + Guaifenesin (100mg/5ml) medicine

Cledex-SF Oral Liquid: Complete Medicine Guide

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🏭 Panjon Pharma Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 22, 2026
⚠️ Nephrotoxicity Risk 📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Well-established for symptomatic relief of cough and congestion.
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 the face, lips, tongue, or throat
  • Severe dizziness or fainting
  • Fast, irregular, or pounding heartbeat
  • Hallucinations or confusion
  • Seizures
  • Blood in vomit or stool
  • Severe abdominal pain

If experiencing severe symptoms, call emergency services immediately.

What is cledex -sf oral liquid used for?

This medicine is a combination of dextromethorphan (a cough suppressant) and guaifenesin (an expectorant) used to treat dry cough and chest congestion. It works by reducing the cough reflex and thinning mucus. The usual adult dose is 10 mL every 4 hours, not exceeding 60 mL in 24 hours.

  • Generic Name: Dextromethorphan Hydrobromide + Guaifenesin
  • Manufacturer: Panjon Pharma Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 cledex -sf oral liquid के बारे में (Hindi Summary)

उपयोग: यह दवा सूखी खांसी और छाती में जकड़न के इलाज के लिए इस्तेमाल की जाती है। इसमें डेक्सट्रोमेथोर्फन और गुआइफेनेसिन दो सक्रिय तत्व होते हैं। डेक्सट्रोमेथोर्फन खांसी की प्रतिक्रिया को कम करता है और गुआइफेनेसिन बलगम को पतला करके बाहर निकालने में मदद करता है। यह दवा आमतौर पर सर्दी-जुकाम के कारण होने वाली खांसी के लिए दी जाती है।

साइड इफेक्ट्स: इस दवा के आम दुष्प्रभावों में नींद आना, चक्कर आना, जी मिचलाना, उल्टी, पेट खराब होना और सिरदर्द शामिल हैं। ये आमतौर पर हल्के और अस्थायी होते हैं। गंभीर दुष्प्रभाव दुर्लभ हैं लेकिन इनमें एलर्जी, सांस लेने में कठिनाई, या मतिभ्रम शामिल हो सकते हैं। अगर आपको कोई भी गंभीर लक्षण दिखे तो तुरंत डॉक्टर से संपर्क करें।

सुरक्षा सलाह: इस दवा को लेने से पहले अपने डॉक्टर को अपनी सभी स्वास्थ्य समस्याओं और दवाओं के बारे में बताएं। इस दवा को लेते समय शराब न पिएं क्योंकि इससे नींद और चक्कर बढ़ सकते हैं। गाड़ी चलाने या मशीन चलाने से बचें जब तक आपको पता न चल जाए कि यह दवा आप पर कैसा असर करती है। अगर खांसी 7 दिनों से अधिक समय तक बनी रहती है तो डॉक्टर से मिलें। बच्चों को 4 साल से कम उम्र में यह दवा न दें।

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

💊 cledex -sf oral liquid Uses & Benefits

[{"condition":"Dry cough","description":"Relieves dry, irritating cough by suppressing the cough reflex in the brain.","evidence":"Well-established"},{"condition":"Chest congestion","description":"Helps loosen mucus and phlegm in the airways, making it easier to cough out.","evidence":"Well-established"},{"condition":"Common cold","description":"Provides symptomatic relief of cough associated with the common cold.","evidence":"Well-established"},{"condition":"Inhaled irritants","description":"Soothes cough caused by inhaled irritants such as dust or smoke.","evidence":"Well-established"}]

Off-label uses: []

Primary treatment for: Cough

Also treats: Common cold, Chest congestion

📋 Drug Information

Generic Name(s)Dextromethorphan Hydrobromide + Guaifenesin
Brand NameAlex Syrup
ManufacturerPanjon Pharma Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassRESPIRATORY
Action ClassAntitussive and Expectorant Combination
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. Do not refrigerate. 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
Shake the bottle well before each use to ensure the medicine is evenly mixed.
2
Use a proper measuring cup or spoon to measure the dose accurately; do not use a kitchen spoon.
3
Take this medicine with food or milk if it upsets your stomach.
4
Avoid driving or operating heavy machinery until you know how this medicine affects you.
5
Do not take this medicine for more than 7 days without consulting a doctor.
6
Drink plenty of water while taking this medicine to help loosen mucus.
7
Inform your doctor if you are taking any other medications, especially antidepressants or MAO inhibitors.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Dry cough
This medicine is commonly prescribed for this.
Likely Use
✅
Chest congestion
This medicine helps loosen mucus.
Likely Use
❌
Fever
This medicine is not a primary fever reducer.
Not Primary
❌
Productive cough with excessive mucus
Consult a doctor before use; may not be suitable.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionDextromethorphan is rapidly absorbed from the gastrointestinal tract after oral administration. Guaifenesin is also absorbed from the gastrointestinal tract. The presence of food may slightly delay absorption but does not significantly affect the extent of absorption.
DistributionDextromethorphan is widely distributed in the body, including the central nervous system. It crosses the blood-brain barrier. Guaifenesin is distributed to the respiratory tract and other tissues. Protein binding information is not well established for either ingredient.
Protein BindingNot established from the available information.
MetabolismDextromethorphan undergoes extensive first-pass metabolism in the liver, primarily by the CYP2D6 enzyme, to its active metabolite dextrorphan and other metabolites. Guaifenesin is metabolized in the liver, but the exact pathways are not fully characterized.
Half-LifeThe elimination half-life of dextromethorphan is approximately 2 to 4 hours in extensive metabolizers and longer in poor metabolizers. The half-life of guaifenesin is approximately 1 hour.
ExcretionDextromethorphan and its metabolites are primarily excreted in the urine. Guaifenesin is also excreted in the urine, mainly as metabolites.
BioavailabilityThe oral bioavailability of dextromethorphan is approximately 10% to 20% due to first-pass metabolism. The bioavailability of guaifenesin is not well established.
Onset of ActionThe cough suppressant effect of dextromethorphan typically begins within 15 to 30 minutes after oral administration. The expectorant effect of guaifenesin may take longer to manifest.
Peak Plasma TimePeak plasma concentrations of dextromethorphan are reached approximately 2 to 3 hours after oral administration. Peak levels of guaifenesin are reached within 1 to 2 hours.
Duration of ActionThe antitussive effect of dextromethorphan lasts approximately 4 to 6 hours. The expectorant effect of guaifenesin may last for several hours.

How It Works

This medicine combines a centrally acting cough suppressant and an expectorant. Dextromethorphan hydrobromide acts on the cough center in the medulla oblongata to raise the threshold for coughing, thereby reducing the frequency and intensity of the cough reflex. It is a non-opioid agent that does not cause respiratory depression or addiction at recommended doses. Guaifenesin increases the volume and reduces the viscosity of respiratory tract secretions by stimulating the secretory cells of the respiratory tract, which helps in the removal of mucus. Together, they provide symptomatic relief from cough and congestion.

Mechanism Steps

1
Cough suppression: Dextromethorphan binds to sigma-1 and NMDA receptors in the brain's cough center, raising the cough threshold and reducing the cough reflex.
2
Mucus thinning: Guaifenesin stimulates the secretory cells in the respiratory tract to increase fluid production, which thins mucus and makes it easier to cough up.
3
Combined relief: The two ingredients work together to suppress dry cough and clear chest congestion, providing symptomatic relief.

💡 How to Take cledex -sf oral liquid

Strength: Each 5 mL contains Dextromethorphan Hydrobromide 15 mg and Guaifenesin 100 mg.

1Shake the bottle well before each use.
2Use the measuring cup or spoon provided to measure the correct dose.
3Take the medicine orally, with or without food.
4If stomach upset occurs, take with food or milk.
5Do not exceed the recommended dose.
6Drink plenty of water to help loosen mucus.

Dosage Information

Adult DosageThe usual adult dose of this medicine is 10 mL (2 teaspoons) every 4 hours as needed, not to exceed 6 doses (60 mL) in 24 hours. Dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function. Do not exceed the recommended dose. Use a measuring cup or spoon to ensure accurate dosing.
Pediatric DosagePediatric dosing is not established from available information. Consult a pediatrician. This medicine is not recommended for children under 4 years of age. For children 4 to 12 years, consult a doctor for appropriate dosing.
Elderly DosageElderly patients may be more sensitive to the side effects of this medicine, especially drowsiness and dizziness. Use with caution and consult a doctor for appropriate dosing.
Renal ImpairmentDose adjustment may be needed in patients with renal impairment. Consult a doctor for appropriate dosing.
Hepatic ImpairmentDose adjustment may be needed in patients with hepatic impairment. Consult a doctor for appropriate dosing.
Maximum Daily DoseFor adults: 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.
Grapefruit
Avoid
May increase drug levels.
Alcohol
Avoid
Increases drowsiness and risk of side effects.

⏰ 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 cledex -sf oral liquid

✅ Common Side Effects

Drowsiness (Common (5-10%))
Avoid driving or operating machinery. Usually resolves on its own.
Dizziness (Common (5-10%))
Sit or lie down until it passes. Consult doctor if persistent.
Nausea (Common (5-10%))
Take with food or milk to reduce stomach upset.
Vomiting (Uncommon (1-5%))
Stay hydrated. Consult doctor if severe or persistent.
Stomach upset (Common (5-10%))
Take with meals. Avoid spicy foods.
Headache (Uncommon (1-5%))
Rest and stay hydrated. Consult doctor if severe.

🚨 Serious Side Effects

Severe allergic reaction (anaphylaxis) (Rare (<0.1%))
Seek immediate medical attention if you experience rash, itching, swelling of face, lips, or throat, or difficulty breathing.
Serotonin syndrome (Rare (<0.1%))
Seek immediate medical help if you have agitation, hallucinations, fever, sweating, shivering, fast heart rate, muscle stiffness, or seizures.
Hallucinations (Rare (<0.1%))
Discontinue and consult a doctor immediately.
Respiratory depression (Very rare (<0.01%))
Seek emergency medical care if breathing becomes slow or shallow.

⚠️ Rare Side Effects

Kidney stones
Consult a doctor if you experience severe back or side pain, blood in urine, or painful urination.
Blood disorders
Report unusual bruising or bleeding to your doctor.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
MAO inhibitors Major
SSRIs Major
CYP2D6 inhibitors Major
CNS depressants Moderate
Antihistamines Moderate
Alcohol Moderate
Grapefruit juice Moderate
Antacids Minor

🚨 Major Interactions

  • MAO inhibitors (e.g., phenelzine, tranylcypromine)
  • SSRIs (e.g., fluoxetine, sertraline)
  • CYP2D6 inhibitors (e.g., quinidine, paroxetine)

⚡ Moderate Interactions

  • CNS depressants (e.g., alcohol, benzodiazepines, opioids)
  • Antihistamines (e.g., diphenhydramine)

🍷 Alcohol Interaction

Alcohol should be avoided while taking this medicine because it can increase drowsiness, dizziness, and the risk of other side effects. It may also increase the risk of liver toxicity.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Hypersensitivity to dextromethorphan, guaifenesin, or any component of the formulation.","Concurrent use with MAO inhibitors or within 14 days of stopping MAO inhibitor therapy.","Chronic cough due to smoking, asthma, or emphysema.","Cough with excessive mucus (productive cough) unless directed by a doctor.","Children under 4 years of age."]

⚠️ Warnings & Precautions

["Do not exceed the recommended dose.","Avoid driving or operating machinery until you know how this medicine affects you.","Avoid alcohol while taking this medicine.","Consult a doctor if cough persists for more than 7 days, tends to recur, or is accompanied by fever, rash, or persistent headache.","Use with caution in patients with liver or kidney disease.","Use with caution in patients with asthma or chronic obstructive pulmonary disease.","Do not use to make a child sleepy.","Keep out of reach of children."]

🤱 Lactation Safety

Not established from the available information. Consult a doctor before use.

💊 Overdose Management

Overdose may cause nausea, vomiting, drowsiness, dizziness, hallucinations, agitation, rapid heart rate, and in severe cases, respiratory depression, seizures, and coma. Seek immediate medical attention. Treatment is supportive and symptomatic. There is no specific antidote. Activated charcoal may be administered if within 1-2 hours of ingestion. 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 dose to catch up.

Additional Safety Advice

General Safety

Before taking this medicine, inform your doctor if you have a history of liver or kidney disease, asthma, chronic bronchitis, or emphysema. Do not use this medicine for a chronic cough that persists for more than 7 days, or if you have a cough with excessive phlegm, unless directed by a doctor. Avoid driving or operating heavy machinery until you know how this medicine affects you, as it may cause drowsiness or dizziness. Do not drink alcohol while taking this medicine, as it can increase drowsiness and other side effects. If you are pregnant or breastfeeding, consult your doctor before using this medicine. Keep out of reach of children. Do not use this medicine to make a child sleepy. Store at room temperature away from moisture and heat.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients may be more sensitive to the side effects of this medicine, especially drowsiness, dizziness, and confusion. Use with caution and consult a doctor for appropriate dosing. They may also have a higher risk of drug interactions due to polypharmacy.

🤰 Pregnancy Planning (TTC)

If you are planning to become pregnant, consult your doctor before taking this medicine. The safety of this medicine during pregnancy is not well established.

🏥 Post-Surgery Considerations

If you have recently undergone surgery, consult your doctor before taking this medicine, as it may interact with other medications or affect recovery.

🦷 Dental Procedures

Inform your dentist if you are taking this medicine before any dental procedure, as it may cause dry mouth or interact with anesthetics.

💚 Lifestyle Tips for Better Results

🏃
Stay well hydrated by drinking plenty of fluids.
🥗
Use a humidifier to add moisture to the air.
😴
Avoid irritants such as smoke, dust, and strong fumes.
💧
Get plenty of rest to help your body recover.
🧘
Gargle with warm salt water to soothe a sore throat.
🌞
Avoid alcohol and caffeine, which can worsen dehydration.

🏋️ Exercise Considerations

This medicine may cause drowsiness or dizziness. Avoid strenuous exercise or activities that require alertness until you know how the medicine affects you. Light exercise like walking may be fine if you feel up to it.

🥗 Diet Recommendations

Drink warm fluids like herbal tea or soup.
Include honey and ginger in your diet to soothe the throat.
Avoid cold and sugary drinks that can irritate the throat.
Eat light, easily digestible meals.
Include vitamin C-rich fruits to boost immunity.

💼 Impact on Daily Work & Life

This medicine may cause drowsiness or dizziness, which can affect your ability to drive or operate machinery. Avoid these activities until you know how the medicine affects you. It is generally safe to work if you do not experience these side effects, but take precautions.

🛑 When to Stop This Medicine

Stop taking this medicine and consult a doctor if your cough persists for more than 7 days, if it comes back, or if you experience fever, rash, or persistent headache. Also stop if you experience any serious side effects.

📅 Long-Term Use Effects

Long-term use of this medicine is not recommended without medical supervision. Prolonged use of guaifenesin may increase the risk of kidney stones. Dextromethorphan can lead to dependence or tolerance with extended use. If your cough persists for more than 7 days, consult a doctor to determine the underlying cause.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Steam inhalation

Helps loosen mucus and soothe airways.

Evidence: Well-established
Honey and lemon

Soothes sore throat and suppresses cough.

Evidence: Limited
Saline nasal spray

Helps clear nasal congestion.

Evidence: Well-established

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

There are no known interactions between this medicine and vaccines. However, if you are scheduled for vaccination, inform your healthcare provider that you are taking this medicine.

📦 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

When traveling with this medicine, carry it in its original packaging with the prescription label intact. Bring a copy of your prescription in case you need to show it at customs or security. Store it at room temperature and protect it from extreme heat or cold. If you are crossing time zones, continue taking the medicine as needed for cough, but do not exceed the maximum daily dose. Keep it in your carry-on luggage if flying, and ensure it is properly sealed to prevent leakage.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 35-year-old woman with a persistent dry cough for 5 days
She was prescribed this medicine and took 10 mL every 6 hours. Within 2 days, her cough significantly reduced. She experienced mild drowsiness initially but it subsided after the first day. She made sure to drink plenty of water and avoided alcohol.
💡 Lesson: Taking the medicine as prescribed and staying hydrated helps with both efficacy and tolerability.
👤 A 50-year-old man with chest congestion and cough
He started this medicine and noticed that his cough became more productive, helping him clear mucus. He took it with food to avoid stomach upset. He completed the course for 5 days and felt much better.
💡 Lesson: This medicine helps loosen mucus, making cough more productive, which is a sign it is working.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: This medicine typically starts working within 15 to 30 minutes after taking it, providing relief from cough for about 4 to 6 hours.

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

A: You should consult a doctor or pharmacist before taking this medicine with other cold medicines, as they may contain overlapping ingredients or interact.

Q: Is this medicine safe for pregnant women?

A: The safety of this medicine during pregnancy is not well established. Consult your doctor before use.

Q: Can I take this medicine if I have diabetes?

A: This medicine may contain sugar or alcohol. Consult your doctor or pharmacist before use if you have diabetes.

🤔 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?

🛑 Myths vs. Facts

  • Myth: This medicine can cure any type of cough.
    Fact: This medicine is effective for dry cough and congestion but may not be suitable for all types of cough, especially productive cough with excessive mucus.
  • Myth: It is safe to take more than the recommended dose for faster relief.
    Fact: Taking more than the recommended dose can lead to serious side effects and is not recommended.
  • Myth: This medicine is safe for children under 4 years.
    Fact: This medicine is not recommended for children under 4 years of age.

🔄 Alternative Options

Generic Alternatives

  • Dextromethorphan + Guaifenesin oral liquid

📊 Comparison with Similar Medicines

[{"medicine":"Dextromethorphan + Guaifenesin","composition":"Dextromethorphan 15mg/5ml + Guaifenesin 100mg/5ml","uses":"Dry cough, chest congestion","notes":"Combination provides cough suppression and expectorant action."},{"medicine":"Dextromethorphan alone","composition":"Dextromethorphan 15mg/5ml","uses":"Dry cough","notes":"Only cough suppressant, no expectorant action."},{"medicine":"Guaifenesin alone","composition":"Guaifenesin 100mg/5ml","uses":"Chest congestion","notes":"Only expectorant, no cough suppressant action."}]

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