acilo 20mg tablet - Famotidine (20mg) medicine

Acilo 20mg Tablet: Complete Guide To Uses, Dosage, And Safety

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🏭 Wander Ltd 📦 Varies by brand 💊 Allopathy 📅 Updated: Oct 31, 2026
⚠️ Nephrotoxicity Risk 📋 Prescription Required 💊 Generic Available
Medically Reviewed
11 min read
Evidence: Well-established for approved indications.
Reviewed by
SaathiMed Expert Panel | Oct 31, 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

  • Blood in vomit or black, tarry stools
  • Severe abdominal pain that does not go away
  • Difficulty breathing or swelling of face, lips, or throat
  • Irregular heartbeat or palpitations
  • Confusion or hallucinations, especially in elderly
  • Yellowing of skin or eyes (jaundice)
  • Decreased urine output or swelling in legs

If experiencing severe symptoms, call emergency services immediately.

What is acilo 20mg tablet used for?

This medicine contains famotidine 20mg, an H2 blocker that reduces stomach acid. It treats GERD, ulcers, and heartburn. Take as directed by your doctor, usually once or twice daily.

  • Generic Name: Famotidine
  • Manufacturer: Wander Ltd
  • Form: Allopathy
  • Pregnancy Category: Consult doctor
  • Prescription Required: Yes

🇮🇳 acilo 20mg tablet के बारे में (Hindi Summary)

उपयोग: यह दवा फैमोटिडीन 20mg युक्त है और पेट की एसिडिटी से जुड़ी समस्याओं के इलाज में उपयोग की जाती है। यह गैस्ट्रोएसोफेजियल रिफ्लक्स डिजीज (GERD), पेप्टिक अल्सर, और हार्टबर्न के लक्षणों को कम करने में मदद करती है। यह पेट में एसिड का उत्पादन कम करके काम करती है।

साइड इफेक्ट्स: इस दवा के सामान्य दुष्प्रभावों में सिरदर्द, चक्कर आना, कब्ज, दस्त और थकान शामिल हैं। गंभीर दुष्प्रभाव दुर्लभ हैं लेकिन भ्रम, मतिभ्रम, और अनियमित दिल की धड़कन हो सकती है। यदि कोई गंभीर लक्षण दिखे तो तुरंत डॉक्टर से संपर्क करें।

सुरक्षा सलाह: इस दवा को डॉक्टर के निर्देशानुसार ही लें। खुराक को स्वयं कम या ज्यादा न करें। यदि आपको किडनी या लीवर की बीमारी है तो डॉक्टर को बताएं। एंटासिड के साथ लेने से बचें, कम से कम 1 घंटे का अंतर रखें। गर्भवती या स्तनपान कराने वाली महिलाएं डॉक्टर से सलाह लें।

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

💊 acilo 20mg tablet Uses & Benefits

[{"condition":"Gastroesophageal reflux disease (GERD)","description":"This medicine reduces stomach acid production, providing relief from heartburn and acid regurgitation associated with GERD.","evidence":"Well-established"},{"condition":"Peptic ulcer disease","description":"This medicine helps heal duodenal and gastric ulcers by decreasing acid secretion, allowing the ulcer to heal.","evidence":"Well-established"},{"condition":"Heartburn and acid indigestion","description":"This medicine provides short-term relief from heartburn and acid indigestion by reducing stomach acid.","evidence":"Well-established"},{"condition":"Zollinger-Ellison syndrome","description":"This medicine is used to manage excessive acid production in this rare condition.","evidence":"Well-established"},{"condition":"Prevention of stress ulcers","description":"This medicine may be used in hospitalized patients to prevent stress-related ulcers.","evidence":"Well-established"}]

Off-label uses: [{"condition":"Prevention of aspiration pneumonitis","description":"Sometimes used before surgery to reduce stomach acid and volume, though evidence is limited.","evidence":"Limited"},{"condition":"Urticaria (hives)","description":"Occasionally used as an add-on therapy for chronic urticaria due to its histamine-blocking effects.","evidence":"Limited"}]

Primary treatment for: Gastroesophageal reflux disease (GERD)

Also treats: Peptic ulcer disease, Heartburn, Acid indigestion, Zollinger-Ellison syndrome

📋 Drug Information

Generic Name(s)Famotidine
Brand NameAcicon 40mg Tablet
ManufacturerWander Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassGASTRO INTESTINAL
Action ClassH2 Receptor Blocker
Route of AdministrationOral
StorageStore at room temperature between 15°C and 30°C (59°F to 86°F). Keep away from moisture and heat. 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
Take this medicine at the same time each day to maintain consistent acid suppression.
2
If you miss a dose, take it as soon as you remember, but skip if it's almost time for the next dose.
3
Avoid taking antacids within 1 hour of this medicine, as they can reduce its effectiveness.
4
Inform your doctor if you have kidney disease, as dose adjustment may be needed.
5
Do not stop this medicine abruptly without consulting your doctor, especially if you are being treated for ulcers.
6
Report any confusion, hallucinations, or irregular heartbeat to your doctor immediately.

🔍 Is This Medicine Right for Your Symptom?

Educational reference. Always consult a doctor for diagnosis.

✅
Heartburn
This medicine is commonly prescribed for heartburn.
Likely Use
✅
Acid regurgitation
This medicine helps reduce acid reflux.
Likely Use
✅
Stomach ulcer pain
This medicine aids in ulcer healing.
Likely Use
❌
Fever
This medicine is not a fever reducer.
Not Primary
❌
Headache
This medicine is not for headache relief; it may cause headache as a side effect.
Not Primary

🔬 How This Medicine Works (Pharmacology)

Pharmacokinetics

AbsorptionFamotidine is absorbed from the gastrointestinal tract after oral administration. The bioavailability is approximately 40-45%. Food may slightly increase the bioavailability but does not significantly affect the extent of absorption.
DistributionFamotidine is distributed widely in the body. It crosses the placenta and is excreted in breast milk. The volume of distribution is approximately 1.3 L/kg.
Protein BindingFamotidine is approximately 15-20% bound to plasma proteins.
MetabolismFamotidine undergoes minimal hepatic metabolism. It is primarily eliminated unchanged in the urine.
Half-LifeThe elimination half-life of famotidine is approximately 2.5 to 3.5 hours in individuals with normal kidney function. In patients with renal impairment, the half-life is prolonged.
ExcretionFamotidine is primarily excreted unchanged in the urine. Approximately 65-70% of an oral dose is recovered in the urine as unchanged drug.
BioavailabilityThe oral bioavailability of famotidine is approximately 40-45%.
Onset of ActionFollowing oral administration, famotidine begins to reduce gastric acid secretion within 1 hour.
Peak Plasma TimePeak plasma concentrations are reached approximately 1 to 3 hours after oral administration.
Duration of ActionThe acid-suppressing effect of famotidine lasts for approximately 10 to 12 hours after a single oral dose.

How It Works

This medicine works by competitively blocking histamine H2 receptors located on the parietal cells of the stomach. By blocking these receptors, it reduces the production of gastric acid, leading to decreased stomach acid levels. This helps in relieving symptoms of acid-related disorders and allows ulcers to heal.

Mechanism Steps

1
Binding to H2 receptors: This medicine binds to histamine H2 receptors on the parietal cells in the stomach.
2
Inhibition of acid secretion: This binding blocks the action of histamine, which normally stimulates acid production, resulting in reduced gastric acid secretion.
3
Reduction of gastric acidity: As a result, the acidity of the stomach decreases, providing relief from acid-related symptoms and aiding ulcer healing.

💡 How to Take acilo 20mg tablet

Strength: This medicine is available as a 20 mg immediate-release tablet for oral administration.

1Take this medicine by mouth with a glass of water.
2Swallow the tablet whole; do not crush or chew.
3You may take it with or without food.
4If you are also taking antacids, take them at least 1 hour before or after this medicine.
5Follow your doctor's instructions exactly regarding dose and duration.

Dosage Information

Adult DosageThe usual adult dose of this medicine for gastroesophageal reflux disease is 20 mg twice daily or 40 mg at bedtime for up to 8 weeks. For peptic ulcer disease, the dose is 40 mg at bedtime for 4 to 8 weeks. For heartburn, 10 to 20 mg may be taken as needed. 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 have reduced renal function; dose adjustment may be necessary. Start with a lower dose and monitor for side effects such as confusion.
Renal ImpairmentIn patients with moderate renal impairment (creatinine clearance less than 50 mL/min), the dose should be reduced to 20 mg once daily or 40 mg every other day. In severe renal impairment, further reduction may be needed. Consult your doctor for personalized dosing.
Hepatic ImpairmentNo specific dose adjustment is required for hepatic impairment, as famotidine is minimally metabolized by the liver. However, monitor for any unusual effects.
Maximum Daily DoseThe maximum recommended daily dose is 80 mg for adults, but this should only be used under medical supervision for specific indications like Zollinger-Ellison syndrome.

Dosage Timeline

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

🍽️ Food Timing Guide

With or without food
May take with or without food
Food does not significantly affect absorption.
Antacids
Separate by 1 hour
Antacids may reduce absorption of this medicine.

⏰ 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 acilo 20mg tablet

✅ Common Side Effects

Headache (Common (1-10%))
Usually resolves on its own. If persistent or severe, consult your doctor.
Dizziness (Common (1-10%))
Avoid driving or operating machinery if affected. Consult doctor if it continues.
Constipation (Common (1-10%))
Increase fiber and fluid intake. Consult doctor if it persists.
Diarrhea (Common (1-10%))
Stay hydrated. Consult doctor if it becomes severe or persistent.
Fatigue (Common (1-10%))
Rest and avoid strenuous activities. Consult doctor if it interferes with daily activities.

🚨 Serious Side Effects

Confusion (Rare (<0.1%))
Seek immediate medical attention if you experience confusion, especially if you are elderly or have kidney disease.
Hallucinations (Rare (<0.1%))
Discontinue and contact your doctor immediately if you experience hallucinations.
Irregular heartbeat (Rare (<0.1%))
Seek emergency medical care if you notice palpitations or irregular heartbeat.
Severe allergic reaction (anaphylaxis) (Very rare (<0.01%))
Call emergency services if you experience swelling of face, lips, throat, or difficulty breathing.

⚠️ Rare Side Effects

Thrombocytopenia
Report unusual bruising or bleeding to your doctor immediately.
Agranulocytosis
Seek medical attention if you develop fever, sore throat, or mouth ulcers.

Consult your doctor if you experience any unusual symptoms.

🔬 Drug Interactions

Drug Severity Effect
Atazanavir Major
Ketoconazole Major
Itraconazole Major
Warfarin Moderate
Phenytoin Moderate
Theophylline Moderate
Antacids Minor
Sucralfate Minor

🚨 Major Interactions

  • Atazanavir
  • Ketoconazole
  • Itraconazole

⚡ Moderate Interactions

  • Warfarin
  • Phenytoin
  • Theophylline

🍷 Alcohol Interaction

Alcohol may increase stomach acid production and irritate the stomach lining, which could counteract the effects of this medicine. It is advisable to limit or avoid alcohol while taking this medicine to allow optimal healing and symptom relief.

🔎 Check Your Other Medicines

Educational tool. Always confirm with your doctor or pharmacist.

🛡️ Safety & Warnings

🚫 Contraindications

["Hypersensitivity to famotidine or any component of the formulation","History of allergic reaction to other H2 receptor antagonists"]

⚠️ Warnings & Precautions

["Use with caution in patients with renal impairment; dose adjustment may be required.","Use with caution in elderly patients due to increased risk of confusion.","Not recommended for children under 12 years without medical advice.","May mask symptoms of stomach cancer; consult doctor if symptoms persist.","Avoid concurrent use with drugs whose absorption is pH-dependent (e.g., atazanavir, ketoconazole)."]

🤱 Lactation Safety

Famotidine is excreted in human breast milk. Caution should be exercised when this medicine is administered to a nursing woman. Consult your doctor to weigh the benefits and potential risks.

💊 Overdose Management

Overdose with famotidine may cause symptoms such as vomiting, restlessness, and tremors. In case of overdose, seek immediate medical attention. Treatment is supportive and symptomatic. Hemodialysis may be considered in severe cases with renal failure.

⏰ 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 increase or decrease the dose without consulting your healthcare provider. Inform your doctor if you have kidney or liver disease, as dose adjustments may be needed. Avoid taking antacids within one hour of this medicine, as they may reduce its effectiveness. If you are pregnant, planning to become pregnant, or breastfeeding, consult your doctor before using this medicine. Keep this medicine out of reach of children and store it at room temperature away from moisture and heat.

👴 Special Considerations for Elderly

💡 For Patients Above 65

Elderly patients are at higher risk of confusion and hallucinations with this medicine, especially if they have kidney impairment. Dose reduction may be necessary. Monitor mental status closely.

🤰 Pregnancy Planning (TTC)

If you are planning to become pregnant, consult your doctor before taking this medicine. It is generally considered safe but should be used only if clearly needed.

🏥 Post-Surgery Considerations

This medicine may be used after surgery to prevent stress ulcers. Follow your surgeon's instructions regarding dosing and duration.

🦷 Dental Procedures

No specific precautions are needed for dental procedures. However, inform your dentist about all medicines you are taking.

💚 Lifestyle Tips for Better Results

🏃
Avoid spicy, fatty, and acidic foods that can trigger heartburn.
🥗
Eat smaller, more frequent meals instead of large ones.
😴
Do not lie down immediately after eating; wait at least 2-3 hours.
💧
Elevate the head of your bed if you have nighttime reflux.
🧘
Maintain a healthy weight and avoid tight clothing around the abdomen.
🌞
Quit smoking and limit alcohol consumption.

🏋️ Exercise Considerations

Moderate exercise is generally safe while taking this medicine. However, if you experience dizziness or fatigue, avoid strenuous activities until you know how the medicine affects you. Consult your doctor before starting any new exercise regimen.

🥗 Diet Recommendations

Include high-fiber foods like fruits, vegetables, and whole grains.
Choose lean proteins such as chicken, fish, and tofu.
Avoid caffeine, chocolate, and peppermint, which can relax the lower esophageal sphincter.
Stay hydrated by drinking water throughout the day.
Limit carbonated beverages and citrus juices.

💼 Impact on Daily Work & Life

This medicine may cause dizziness or fatigue 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 work or activities.

🛑 When to Stop This Medicine

Do not stop taking this medicine without consulting your doctor, especially if you are being treated for an ulcer or GERD. Abrupt discontinuation may lead to rebound acid hypersecretion. Your doctor will advise you on the appropriate duration of treatment.

📅 Long-Term Use Effects

Long-term use of this medicine is generally well-tolerated. However, prolonged use may rarely lead to vitamin B12 deficiency or increased risk of certain infections. Regular monitoring of renal function is advised in patients with kidney disease. Consult your doctor for periodic evaluation if you need to take it for more than 8 weeks.

🌿 Non-Medicine Approaches

These can complement medicine but do not replace prescribed treatment.

Dietary and lifestyle modifications

Avoiding trigger foods, eating smaller meals, and losing weight can help reduce acid reflux symptoms.

Evidence: Well-established
Proton pump inhibitors

Medicines like omeprazole or pantoprazole may be prescribed if H2 blockers are not effective.

Evidence: Well-established
Antacids

Provide quick, short-term relief but do not heal ulcers.

Evidence: Well-established

💉 Vaccination Considerations

💉 If You're Getting Vaccinated

There are no known interactions between this medicine and vaccines. You can receive vaccinations as scheduled.

📦 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 along with a copy of your prescription. Store it at room temperature and protect it from moisture. If crossing time zones, adjust dosing times gradually as advised by your doctor. Check local 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 frequent heartburn and acid regurgitation
He was prescribed this medicine 20mg twice daily. After 2 weeks, his heartburn episodes decreased significantly. He also made lifestyle changes like avoiding spicy foods and late meals. He reported mild headache initially, which resolved after a few days.
💡 Lesson: Consistent use along with dietary modifications leads to better symptom control.
👤 A 60-year-old woman with a duodenal ulcer
She was started on this medicine 40mg at bedtime. After 4 weeks, her ulcer healed completely as confirmed by endoscopy. She was advised to avoid NSAIDs and alcohol. She experienced no significant side effects.
💡 Lesson: Complete the full course of treatment for ulcer healing and follow lifestyle advice.

💬 Questions Patients Often Ask

Q: How long does it take to work?

A: This medicine starts reducing stomach acid within 1 hour after taking a dose, but full relief may take a few days of regular use.

Q: Can I take it with other medicines?

A: It can interact with certain medicines like atazanavir, ketoconazole, and warfarin. Always inform your doctor about all medicines you are taking.

Q: Is it safe during pregnancy?

A: It is FDA pregnancy category B. Consult your doctor before use if you are pregnant or planning to become pregnant.

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

A: Take it as soon as you remember, but skip if it's almost time for the next dose. Do not double dose.

Q: Can I stop taking it when I feel better?

A: Do not stop without consulting your doctor, especially if you are being treated for ulcers. Complete the full course.

🤔 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 acilo 20mg 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 provides instant relief from heartburn.
    Fact: It starts working within an hour but may take longer for full effect. It is not for immediate relief like antacids.
  • Myth: This medicine can cure all stomach problems.
    Fact: It is effective for acid-related conditions but not for all stomach issues. Consult a doctor for proper diagnosis.
  • Myth: You can stop taking this medicine once symptoms improve.
    Fact: For ulcer treatment, you must complete the full course to ensure healing. Consult your doctor before stopping.

🔄 Alternative Options

Generic Alternatives

  • Famotidine 20mg tablet

Brand Alternatives

  • Acilo 20mg tablet

📊 Comparison with Similar Medicines

[{"medicine":"Famotidine","class":"H2 blocker","onset":"1 hour","duration":"10-12 hours","common_side_effects":"Headache, dizziness"},{"medicine":"Ranitidine","class":"H2 blocker","onset":"1 hour","duration":"8-12 hours","common_side_effects":"Headache, constipation"},{"medicine":"Omeprazole","class":"Proton pump inhibitor","onset":"1 hour","duration":"24 hours","common_side_effects":"Headache, diarrhea"}]

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