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Aluminum Hydroxide 250 mg + Magnesium Hydroxide 250 mg + Activated Dimethicone 50 mg / 5 ml | Syrup

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Aluminum Hydroxide 250 mg + Magnesium Hydroxide 250 mg + Activated Dimethicone 50 mg / 5 ml | Syrup

Drug Code: 198

| oral suspensionoral suspension| Pack of 170 ml
MRP ₹128

₹35

72% off

🔥417 People bought recently

Per unit price

₹ 0.2/ml

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Batch Details

Composition

activated dimethicone 50 mg / 5 ml + aluminum hydroxide 250 mg + magnesium hydroxide 250 mg

Batch

25|KL67-234C

Expiry

August 2028

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Batch Details

Composition

activated dimethicone 50 mg / 5 ml + aluminum hydroxide 250 mg + magnesium hydroxide 250 mg

Batch

25|KL67-234C

Expiry

August 2028

About Dried Aluminium Hydroxide, Magnesium Hydroxide and Activated Methyl Polysiloxane

This suspension consists of the following ingredients like dried aluminum hydroxide, magnesium hydroxide, activated methyl polysiloxane syrup is an antacid and anti-flatulent medicine used to relieve acidity, heartburn, indigestion, gas, bloating, and stomach discomfort. It works by neutralizing excess stomach acid, protecting stomach lining, and breaking gas bubbles to reduce bloating and abdominal discomfort. Common side effects include constipation, diarrhea, nausea, and a chalky taste in the mouth. 

Take this medicine exactly as prescribed by your doctor. Shake the bottle well before using it. Do not use this medicine if you are allergic to any of its ingredients or have severe kidney disease unless advised by your doctor. 

Medicine Highlights

Uses 1. To relieve acidity and heartburn  
2. To treat indigestion (dyspepsia)  
3. To reduce gas and bloating  
4. To relieve stomach discomfort caused by excess stomach acid   
Common Side Effects  1. Constipation  
2. Diarrhea  
3. Nausea  
4. Chalky taste in the mouth  
5. Stomach discomfort   
Additional Information Avoid taking other medicines within 2 hours of this syrup unless instructed by your doctor.
Storage 1. The medicine should be stored at room temperature.  
2. Keep away from sunlight and moisture.  
3. Keep away from the reach of children. 
How to Take This MedicineTake this medicine orally with the measuring spoon or the cup

Dried Aluminium Hydroxide, Magnesium Hydroxide and Activated Methyl Polysiloxane Uses

Dried Aluminium Hydroxide + Magnesium Hydroxide + Activated Methyl Polysiloxane Syrup is used to treat the following conditions:

  1. Acidity and Heartburn  
  2. Indigestion (dyspepsia)  
  3. Gas and bloating  
  4. Acid reflux-related stomach discomfort      

Dried Aluminium Hydroxide, Magnesium Hydroxide and Activated Methyl Polysiloxane side effects

More Common

  1. Constipation  
  2. Diarrhea  
  3. Nausea  
  4. Chalky taste  
  5. Stomach discomfort     

Less Common 

  1. Vomiting  
  2. Abdominal cramps  
  3. Allergic skin rash  
  4. High magnesium or aluminium levels (mainly in patients with kidney disease) 

How Dried Aluminium Hydroxide, Magnesium Hydroxide and Activated Methyl Polysiloxane works

This antacid syrup is commonly used to relieve acidity, heartburn, indigestion, and excess gas.  Dried Aluminium Hydroxide neutralizes excess stomach acid and helps protect the stomach lining. Magnesium Hydroxide reduces stomach acidity quickly and provides relief from heartburn and indigestion. Activated Methyl Polysiloxane (Simethicone) breaks down gas bubbles in the stomach and intestines, making it easier for gas to pass and relieve bloating and discomfort.  

Safety Measures and Warning

Allergy or Hypersensitivity

Do not use this medicine if you are allergic to dried aluminium hydroxide, magnesium hydroxide, activated methyl polysiloxane, or any of its ingredients, as it may cause serious allergic reactions.

Gastrointestinal Disorders

If you have intestinal blockage, severe constipation, severe stomach pain, or other digestive disorders, inform your doctor before taking this medicine, as it may worsen these conditions or delay the diagnosis of a serious underlying problem.

Kidney Problems

If you have kidney disease, inform your doctor before taking this medicine because aluminium and magnesium may build up in the body, increasing the risk of side effects.

Pregnancy

Use this medicine during pregnancy only if prescribed by your doctor. Your doctor will decide whether the benefits outweigh any potential risks.

Breastfeeding

Consult your doctor before using this medicine while breastfeeding, as they will determine whether it is safe for you and your baby.

Dried Aluminium Hydroxide, Magnesium Hydroxide and Activated Methyl Polysiloxane Interaction with Food Product

No significant food interactions are known. However, avoid consuming excessive alcohol, spicy foods, and acidic beverages if you have frequent acidity or heartburn, as these may worsen symptoms. 

Dried Aluminium Hydroxide, Magnesium Hydroxide and Activated Methyl Polysiloxane Interaction with Other Medicines

Avoid taking Dried Aluminium Hydroxide, Magnesium Hydroxide and Activated Methyl Polysiloxane with the following medicines, as it may increase or decrease the desired effect, or in worse cases, it could be fatal:

Dried Aluminium Hydroxide, Magnesium Hydroxide and Activated Methyl Polysiloxane Chemical Structure

IUPAC (International Union of Pure and Applied Chemistry)/ Chemical name

Aluminium hydroxide: aluminum trihydroxide

Aluminium hydroxide

Magnesium hydroxide: magnesium dihydroxide 

Magnesium hydroxide

Methyl polysiloxane: hydroxy(dimethyl)silane;hydroxy(trimethyl)silane;tetramethylsilane 

Methyl polysiloxane

Intake routine/cycle

Daily dose

Take Dried Aluminium Hydroxide, Magnesium Hydroxide and Activated Methyl Polysiloxane exactly as your doctor recommends. The dose may change based on your condition and how well you respond. Do not take more than prescribed without consulting your doctor.

Missed Dose

 If you forget to take Dried Aluminium Hydroxide, Magnesium Hydroxide and Activated Methyl Polysiloxane, take the medication soon as you remember. If it’s nearly time for your next dose, skip the missed one and continue with your regular schedule. Always consult the doctor before making any changes to your dosage.

Overdose

An overdose may cause constipation, diarrhea, stomach discomfort, high magnesium or aluminium levels (especially in patients with kidney disease), and electrolyte imbalance. Seek immediate medical attention if an overdose is suspected.

Storage

  1. Store the medicine at room temperature. 
  2. Keep away from sunlight and moisture. 
  3. Keep out of reach of children 

Directions for use

  1. Shake the bottle well before use.  
  2. Measure the prescribed dose using a measuring cup or spoon.  
  3. Take it by mouth after meals or as directed by your doctor.  
  4. Follow the prescribed dose and duration.  
  5. Do not exceed the recommended dose.     

FAQ’s

What are the uses of antacid syrup? 

Antacid syrup is used to relieve acidity, heartburn, indigestion, acid reflux, gas, bloating, and stomach discomfort caused by excess stomach acid. 

When is the best time to take antacid syrup? 

Antacid syrup is usually taken after meals and at bedtime, or as directed by your doctor. Follow your doctor’s instructions for the best results. 

Is antacid syrup safe during pregnancy? 

Antacid syrup may be used during pregnancy if recommended by your doctor. Do not take it without medical advice, especially during the first trimester. 

What are the side effects of antacid syrup?

Common side effects of antacid syrup include constipation, diarrhea, nausea, a chalky taste in the mouth, and mild stomach discomfort. These side effects are usually temporary. If they persist or worsen, consult your doctor.

Reference

  1. PubChem. Aluminum hydroxide [Internet]. pubchem.ncbi.nlm.nih.gov. Available from 
  2. PubChem. Magnesium hydroxide [Internet]. pubchem.ncbi.nlm.nih.gov. Available from 
  3. PubChem. Methyl hydrogen polysiloxane [Internet]. Nih.gov. PubChem; 2026 [cited 2026 Jul 2]. Available from 
  4. Salisbury B, Terrell JM. Antacids [Internet]. Nih.gov. StatPearls Publishing; 2023. Available from 
  5. Antacid regular strength (suspension) CVS Pharmacy [Internet]. Drugs.com. 2026 [cited 2026 Jul 2]. Available from 
  6. NHS website. Antacids [Internet]. nhs.uk. 2017. Available from      
Pranathi Chintaluri avatar

Written By-

Pranathi Chintaluri

Medical content writer

Doctor of Pharmacy | 2+ Year experience

Mahak Phartyal avatar

Reviewed By-

Mahak Phartyal

Medical Content writer and reviewer

Bachelors in Pharmacy | 3+ Year experience

Last Updated: 11 Aug 2026

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