rabeflux 20mg/15mg tablet - Rabeprazole (20mg) + Mosapride (15mg) medicine

Happi M 20 mg/15 mg Capsule: Complete Guide to Uses, Side Effects, and Safety

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🏭 Tidal Laboratories Pvt Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Sep 23, 2026
📋 Prescription Required 💊 Generic Available
Medically Reviewed
12 min read
Evidence: Moderate to well-established for approved indications.
Reviewed by
SaathiMed Expert Panel | Sep 23, 2026

When to Call Your Doctor IMMEDIATELY

  • Blood in vomit or black, tarry stools
  • Severe abdominal pain or cramping
  • Chest pain or difficulty breathing
  • Irregular heartbeat or palpitations
  • Swelling of face, lips, or throat
  • Yellowing of skin or eyes
  • Severe diarrhea with fever or blood

If experiencing severe symptoms, call emergency services immediately.

What is rabeflux 20mg/15mg tablet used for?

This medicine is a combination of Rabeprazole (20 mg) and Mosapride (15 mg) used to treat acid reflux, GERD, and functional dyspepsia. Rabeprazole reduces stomach acid, while Mosapride improves gut motility. It is taken orally, usually once or twice daily before meals.

  • Generic Name: Rabeprazole (20mg) + Mosapride (15mg)
  • Manufacturer: Tidal Laboratories Pvt Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 rabeflux 20mg/15mg tablet के बारे में (Hindi Summary)

उपयोग: यह दवा रेबेप्राजोल और मोसाप्राइड का संयोजन है, जिसका उपयोग एसिड रिफ्लक्स, जीईआरडी, और अपच जैसी समस्याओं के इलाज के लिए किया जाता है। यह पेट में एसिड को कम करती है और पाचन को बेहतर बनाती है।

साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में सिरदर्द, दस्त, मतली, पेट दर्द और कब्ज शामिल हैं। गंभीर दुष्प्रभाव दुर्लभ हैं, लेकिन एलर्जी, दिल की धड़कन में अनियमितता, या गंभीर त्वचा प्रतिक्रियाएं हो सकती हैं। किसी भी गंभीर लक्षण पर तुरंत डॉक्टर से संपर्क करें।

सुरक्षा सलाह: इस दवा को डॉक्टर के निर्देशानुसार ही लें। इसे भोजन से 30 मिनट पहले खाली पेट लें। कैप्सूल को चबाएं या तोड़ें नहीं। शराब का सेवन न करें। गर्भवती या स्तनपान कराने वाली महिलाएं डॉक्टर से सलाह लें। दवा को बच्चों से दूर रखें।

💡 Did You Know? India is the largest provider of generic medicines globally, supplying over 50% of global vaccine demand.

💊 rabeflux 20mg/15mg tablet Uses & Benefits

[{"condition":"Gastroesophageal reflux disease (GERD)","description":"Reduces acid reflux and heartburn by decreasing stomach acid production and improving gastric emptying.","evidence":"Well-established"},{"condition":"Functional dyspepsia","description":"Helps relieve symptoms like bloating, early satiety, and upper abdominal pain by enhancing gastrointestinal motility and reducing acid.","evidence":"Moderate"},{"condition":"Peptic ulcer disease","description":"Used to treat and prevent ulcers by suppressing acid secretion and promoting healing.","evidence":"Well-established"},{"condition":"Gastritis","description":"Reduces inflammation of the stomach lining by lowering acid production.","evidence":"Moderate"}]

Off-label uses: [{"condition":"Diabetic gastroparesis","description":"Sometimes prescribed to improve gastric emptying in patients with diabetes, though evidence is limited.","evidence":"Limited"},{"condition":"Chronic constipation","description":"Mosapride may help improve bowel movements, but this is not a primary approved use.","evidence":"Limited"}]

Primary treatment for: Gastroesophageal reflux disease (GERD)

Also treats: Functional dyspepsia, Peptic ulcer disease, Gastritis

📋 Drug Information

Generic Name(s)Rabeprazole (20mg) + Mosapride (15mg)
Brand Namerabeflux 20mg/15mg tablet
ManufacturerTidal Laboratories Pvt Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassGASTRO INTESTINAL
Action Class
Route of AdministrationOral
StorageStore at room temperature between 15°C and 30°C (59°F to 86°F). Protect from moisture and light. Keep in the original container.
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 at least 30 minutes before a meal for best effect.
2
Do not crush or chew the capsule; swallow it whole.
3
Avoid alcohol while taking this medicine to prevent stomach irritation.
4
If you miss a dose, take it as soon as you remember, but do not double dose.
5
Report any irregular heartbeat, severe diarrhea, or allergic reactions immediately.
6
Long-term use may require periodic monitoring of vitamin B12 and magnesium levels.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

Heartburn
This medicine is commonly prescribed for this.
Likely Use
Acid regurgitation
This medicine helps reduce acid reflux.
Likely Use
Bloating
Mosapride improves gastric emptying, reducing bloating.
Likely Use
Fever
This medicine is not a fever reducer.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionRabeprazole is rapidly absorbed from the gastrointestinal tract, with peak plasma concentrations occurring approximately 2 to 5 hours after oral administration. The absolute bioavailability is about 52%. Mosapride is also rapidly absorbed, with peak plasma levels reached in about 1 to 2 hours. Food may delay the absorption of rabeprazole but does not significantly affect the extent of absorption. Mosapride absorption is not significantly affected by food.
DistributionRabeprazole is approximately 96% bound to plasma proteins and has a volume of distribution of about 0.5 L/kg. Mosapride is about 84% bound to plasma proteins and has a volume of distribution of approximately 1.5 L/kg. Both drugs distribute widely into tissues, including the gastrointestinal tract.
Protein BindingRabeprazole is approximately 96% bound to plasma proteins. Mosapride is approximately 84% bound to plasma proteins.
MetabolismRabeprazole is extensively metabolized in the liver, primarily by the cytochrome P450 enzyme system, specifically CYP2C19 and CYP3A4. Its metabolites are inactive. Mosapride is also metabolized in the liver, mainly by CYP3A4 and to a lesser extent by CYP2D6. Genetic polymorphisms in CYP2C19 can affect rabeprazole metabolism, leading to variability in drug exposure.
Half-LifeThe elimination half-life of rabeprazole is approximately 1 to 2 hours. The elimination half-life of mosapride is approximately 2 to 3 hours.
ExcretionRabeprazole is primarily excreted in the urine (about 90%) as metabolites, with a small amount in feces. Mosapride is excreted mainly in the urine (about 80%) and feces (about 20%) as metabolites.
BioavailabilityThe absolute bioavailability of rabeprazole is approximately 52%. The bioavailability of mosapride is about 40% to 50% due to first-pass metabolism.
Onset of ActionRabeprazole begins to suppress acid secretion within 1 hour of oral administration, with maximum effect achieved within 2 to 4 hours. Mosapride's prokinetic effect starts within 30 to 60 minutes after intake.
Peak Plasma TimeRabeprazole reaches peak plasma concentration in about 2 to 5 hours. Mosapride reaches peak plasma concentration in about 1 to 2 hours.
Duration of ActionThe acid-suppressive effect of rabeprazole lasts for about 24 hours, allowing once-daily dosing. Mosapride's prokinetic effect lasts for approximately 4 to 6 hours, requiring multiple daily dosing.

How It Works

This medicine combines two active ingredients with complementary actions. Rabeprazole is a proton pump inhibitor that irreversibly inhibits the H+/K+-ATPase enzyme in gastric parietal cells, thereby blocking the final step of acid secretion. This leads to a significant reduction in both basal and stimulated gastric acid output. Mosapride is a selective serotonin 5-HT4 receptor agonist that enhances the release of acetylcholine in the gastrointestinal tract, promoting smooth muscle contraction and accelerating gastric emptying and intestinal transit. Together, they provide both acid suppression and improved motility, addressing multiple aspects of acid-related and motility disorders.

Mechanism Steps

1
Rabeprazole activation: Rabeprazole is a prodrug that accumulates in the acidic environment of gastric parietal cells, where it is converted to its active sulfenamide form.
2
Proton pump inhibition: The active form binds covalently to the H+/K+-ATPase enzyme, irreversibly blocking the transport of hydrogen ions into the stomach lumen, thus reducing acid secretion.
3
Mosapride receptor binding: Mosapride binds to serotonin 5-HT4 receptors located on enteric neurons and smooth muscle cells in the gastrointestinal tract.
4
Enhanced acetylcholine release: Activation of 5-HT4 receptors leads to increased release of acetylcholine, which stimulates muscarinic receptors on smooth muscle, promoting contraction and motility.
5
Improved gastrointestinal transit: The combined effects result in faster gastric emptying, increased lower esophageal sphincter pressure, and enhanced intestinal peristalsis, reducing reflux and dyspeptic symptoms.

💡 How to Take rabeflux 20mg/15mg tablet

Strength: Capsule containing Rabeprazole 20 mg and Mosapride 15 mg.

1Swallow the capsule whole with a glass of water.
2Do not crush, chew, or break the capsule.
3Take it on an empty stomach, at least 30 minutes before a meal.
4If you are prescribed twice daily, take the second dose before dinner.
5Follow your doctor's instructions exactly.

Dosage Information

Adult DosageThe usual adult dose of this medicine is one capsule taken orally once or twice daily, preferably on an empty stomach, at least 30 minutes before meals. The exact dose and frequency depend on the condition being treated and the patient's response. For GERD, it is often taken once daily before breakfast. For functional dyspepsia, it may be taken twice daily. Dose must be individualized by a qualified clinician based on indication, age, weight, renal and hepatic function. Do not exceed the prescribed dose.
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. Dose adjustment may be necessary based on renal and hepatic function. Start with the lowest effective dose and monitor closely.
Renal ImpairmentNo dose adjustment is needed for rabeprazole in mild to moderate renal impairment. However, mosapride should be used with caution in severe renal impairment (creatinine clearance <30 mL/min). Consult your doctor for dose adjustment.
Hepatic ImpairmentIn mild to moderate hepatic impairment, no dose adjustment is needed for rabeprazole. However, in severe hepatic impairment, rabeprazole should be used with caution. Mosapride is contraindicated in severe hepatic impairment. Consult your doctor for dose adjustment.
Maximum Daily DoseThe maximum recommended daily dose is one capsule twice daily (rabeprazole 40 mg and mosapride 30 mg). Do not exceed this dose.

Dosage Timeline

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

🍽️ Food Timing Guide

Before meals
Take 30 minutes before food
Rabeprazole works best when taken before a meal to inhibit acid secretion during digestion.
Grapefruit juice
Avoid
May increase mosapride levels and 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 rabeflux 20mg/15mg tablet

✅ Common Side Effects

Headache (Common (5-10%))
Usually resolves on its own. If persistent or severe, consult your doctor.
Diarrhea (Common (3-8%))
Stay hydrated. If diarrhea persists for more than 2 days, contact your doctor.
Nausea (Common (2-5%))
Take the medicine with a small snack if allowed. If nausea is severe, consult your doctor.
Abdominal pain (Common (2-5%))
Usually temporary. If pain is severe or persistent, seek medical advice.
Constipation (Common (1-3%))
Increase fiber and fluid intake. If constipation persists, consult your doctor.

🚨 Serious Side Effects

Severe allergic reaction (anaphylaxis) (Rare (<0.1%))
Seek emergency medical help immediately if you experience rash, swelling of face/lips/throat, difficulty breathing.
Severe skin reactions (e.g., Stevens-Johnson syndrome) (Rare (<0.1%))
Stop the medicine and seek immediate medical attention if you develop blistering, peeling skin, or sores in the mouth.
Irregular heartbeat (QT prolongation) (Rare (<0.1%))
Report palpitations, dizziness, or fainting to your doctor immediately.
Clostridium difficile-associated diarrhea (Rare (<0.1%))
Seek medical attention if you develop severe, persistent diarrhea, especially with fever or blood in stool.
Hypomagnesemia (Rare (<0.1%))
Report muscle cramps, tremors, or seizures to your doctor. May require magnesium supplementation.

⚠️ Rare Side Effects

Vitamin B12 deficiency
Long-term use may require monitoring of B12 levels. Consult your doctor if you experience fatigue, weakness, or numbness.
Bone fractures
Long-term use may increase risk. Ensure adequate calcium and vitamin D intake. Discuss with your doctor.
Interstitial nephritis
Seek medical attention if you experience decreased urine output, swelling, or fatigue.
Liver enzyme elevation
Regular liver function tests may be needed. Report yellowing of skin or eyes.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
Warfarin Major
Ketoconazole Major
Atazanavir Major
Methotrexate Major
Clopidogrel Moderate
Diazepam Moderate
Phenytoin Moderate
Digoxin Moderate
Antacids Minor
Sucralfate Minor

🚨 Major Interactions

  • Warfarin
  • Ketoconazole, itraconazole
  • Atazanavir, nelfinavir
  • Methotrexate

⚡ Moderate Interactions

  • Clopidogrel
  • Diazepam
  • Phenytoin
  • Digoxin

🍷 Alcohol Interaction

Alcohol may increase the risk of stomach irritation and worsen the side effects of this medicine. It is advisable to avoid alcohol while taking this medicine.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Known hypersensitivity to rabeprazole, mosapride, or any component of the formulation","Severe hepatic impairment","Gastrointestinal obstruction, perforation, or ileus","History of QT prolongation or congenital long QT syndrome","Concurrent use with drugs that prolong QT interval","Severe renal impairment (creatinine clearance

⚠️ Warnings & Precautions

["Use with caution in patients with mild to moderate hepatic impairment; dose adjustment may be needed.","Use with caution in elderly patients due to increased risk of side effects and drug interactions.","Long-term use may increase the risk of bone fractures, hypomagnesemia, and vitamin B12 deficiency.","May increase the risk of Clostridium difficile-associated diarrhea.","Avoid use in patients with a history of QT prolongation or those taking QT-prolonging drugs.","Do not use for immediate relief of heartburn; it is for regular management.","Inform your doctor if you have kidney or liver disease before taking this medicine."]

🤱 Lactation Safety

It is not known whether rabeprazole or mosapride are excreted in human milk. Because many drugs are excreted in human milk, caution should be exercised when this medicine is administered to a nursing woman. Consult your doctor before breastfeeding.

💊 Overdose Management

Overdose of this medicine may cause symptoms such as drowsiness, nausea, vomiting, and irregular heartbeat. If you suspect an overdose, seek emergency medical attention immediately. Treatment is symptomatic and supportive. There is no specific antidote. Gastric lavage may be considered if ingestion is recent. Monitor vital signs and ECG.

⏰ 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 crush, chew, or break the capsule; swallow it whole with a glass of water. It is best taken on an empty stomach, at least 30 minutes before a meal, but follow your doctor's instructions. Avoid alcohol while taking this medicine as it may worsen stomach irritation. Do not drive or operate heavy machinery if you feel dizzy or drowsy after taking this medicine. Inform your doctor if you are pregnant, planning to become pregnant, or breastfeeding. Do not share this medicine with others, even if they have similar symptoms. Keep out of reach of children. Store at room temperature away from moisture and heat. Do not use after the expiry date.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients may be more susceptible to side effects such as dizziness, confusion, and electrolyte imbalances. Dose adjustment may be needed based on renal and hepatic function. Regular monitoring is advised.

🤰 Pregnancy Planning (TTC)

If you are planning to become pregnant, consult your doctor before taking this medicine. It is classified as pregnancy category C, and its use should be considered only if the potential benefit justifies the potential risk.

🏥 Post-Surgery Considerations

After surgery, consult your doctor before resuming this medicine. It may interact with other medications or affect healing. Your doctor will determine the appropriate timing.

🦷 Dental Procedures

Inform your dentist if you are taking this medicine, as it may increase the risk of bleeding during dental procedures. Your dentist may recommend precautions.

💚 Lifestyle Tips for Better Results

🏃
Eat smaller, more frequent meals to reduce acid reflux.
🥗
Avoid lying down immediately after eating; wait at least 2-3 hours.
😴
Elevate the head of your bed by 6-8 inches to prevent nighttime reflux.
💧
Avoid trigger foods like spicy, fatty, and acidic foods.
🧘
Maintain a healthy weight to reduce pressure on the stomach.
🌞
Quit smoking and limit alcohol consumption.

🏋️ Exercise Considerations

Moderate exercise is generally safe, but avoid vigorous exercise immediately after meals as it may worsen reflux. Listen to your body and stop if you feel discomfort.

🥗 Diet Recommendations

Include high-fiber foods like fruits, vegetables, and whole grains.
Avoid spicy, fatty, and fried foods.
Limit caffeine and carbonated drinks.
Stay hydrated with water throughout the day.
Eat slowly and chew food thoroughly.

💼 Impact on Daily Work & Life

This medicine may cause dizziness or drowsiness in some people. If affected, avoid driving or operating heavy machinery until you know how it affects you. Otherwise, it should not significantly impact your daily activities.

🛑 When to Stop This Medicine

Do not stop taking this medicine without consulting your doctor. If you experience severe side effects, contact your doctor immediately. Your doctor will decide if and when to stop the medication based on your condition.

📅 Long-Term Use Effects

Long-term use of this medicine may lead to vitamin B12 deficiency, hypomagnesemia, increased risk of bone fractures, and Clostridium difficile-associated diarrhea. Regular monitoring of vitamin B12, magnesium, and bone health is recommended. Periodic review of the need for continued therapy is advised.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Lifestyle modifications

Dietary changes, weight loss, and elevating the head of the bed can help manage GERD symptoms.

Evidence: Well-established
Other medications

H2 blockers or antacids may be used for milder symptoms, but they are less effective for severe GERD.

Evidence: Moderate

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

There are no known interactions between this medicine and vaccines. However, consult your doctor before any vaccination if you are on long-term therapy.

📦 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, carry this medicine in its original packaging with a copy of your prescription. Store it at room temperature and protect it from moisture. If crossing time zones, adjust your dosing schedule gradually, but consult your doctor for specific advice. Keep enough supply for your trip and check customs regulations for carrying prescription medicines.

💰 Cost Analysis & Savings

👥 Real Patient Stories

Educational, anonymized scenarios. Individual results may vary.

👤 A 45-year-old man with chronic GERD
He had been suffering from frequent heartburn and regurgitation for years. His doctor prescribed this medicine. After taking it regularly for a month, his symptoms significantly improved. He learned to take it before breakfast and avoid late-night meals.
💡 Lesson: Consistent use before meals and lifestyle changes can greatly improve GERD symptoms.
👤 A 35-year-old woman with functional dyspepsia
She experienced bloating, early fullness, and upper abdominal discomfort after meals. This medicine helped her digestion and reduced bloating. She also started eating smaller, more frequent meals and avoided spicy foods.
💡 Lesson: Combining medication with dietary adjustments can effectively manage dyspepsia.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: Rabeprazole starts reducing acid within 1 hour, but full symptom relief may take 1-2 days. Mosapride's prokinetic effect starts within 30-60 minutes.

Q: Can I take this medicine with food?

A: It is best taken on an empty stomach, at least 30 minutes before a meal. Food may delay absorption but does not significantly affect efficacy.

Q: Is it safe to take this medicine every day?

A: Yes, when prescribed. However, long-term use should be monitored by your doctor for potential side effects.

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

A: Take it as soon as you remember. If it's almost time for your next dose, skip the missed dose and continue your regular schedule. Do not double dose.

🤔 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 rabeflux 20mg/15mg 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 can be taken for immediate heartburn relief.
    Fact: This medicine is for regular management of chronic acid-related conditions, not for immediate relief. It may take a few days to show full effect.
  • Myth: It is safe to take this medicine indefinitely without monitoring.
    Fact: Long-term use requires monitoring for potential side effects like vitamin B12 deficiency, bone fractures, and hypomagnesemia.
  • Myth: This medicine can be taken with alcohol without any issues.
    Fact: Alcohol can worsen stomach irritation and increase side effects. It is best to avoid alcohol while taking this medicine.

🔄 Alternative Options

Generic Alternatives

  • Rabeprazole 20 mg + Mosapride 15 mg capsule (various manufacturers)

Brand Alternatives

  • Happi M 20 mg/15 mg capsule

📊 Comparison with Similar Medicines

[{"medicine":"Rabeprazole + Mosapride","composition":"Rabeprazole 20 mg + Mosapride 15 mg","onset":"1-2 hours","duration":"24 hours for acid suppression, 4-6 hours for prokinetic effect","notes":"Combination of PPI and prokinetic."},{"medicine":"Pantoprazole + Mosapride","composition":"Pantoprazole 40 mg + Mosapride 15 mg","onset":"2-4 hours","duration":"24 hours for acid suppression, 4-6 hours for prokinetic effect","notes":"Similar combination with different PPI."}]

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