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Pharmacy, clinic and prescribers based in Greater Manchester.
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Variety of delivery options including next day & free delivery.
Pharmacy, clinic and prescribers based in Greater Manchester.
Start your treatment with a quick and free online consultation.
Fill in a quick online consultation for our licensed pharmacists to review.
Our pharmacists will review your treatment to ensure it’s suitable.
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Phillips’ Milk Of Magnesia Liquid contains magnesium hydroxide 415 mg per 5 ml, a trusted oral antacid and osmotic laxative used for constipation relief, digestive discomfort, heartburn and acid indigestion. This dual-action liquid suspension works by neutralising excess stomach acid to ease indigestion and drawing water into the intestines to soften stools and promote bowel movements when used as directed.
Phillips’ Milk Of Magnesia Liquid is ideal for adults and children over 3 years old (with dosing instructions varying by age group) and comes in a convenient 200 ml traditional mint-flavoured oral suspension that’s suitable for home use.
| Product Name | Phillips’ Milk Of Magnesia Liquid |
| Active Ingredient | Magnesium Hydroxide 415 mg per 5 ml |
| Other Ingredients | sodium hydrogen carbonate, oil of peppermint, glycerol, sodium saccharin and purified water |
| Product Form | Oral liquid suspension |
| Used to Treat | Occasional constipation, heartburn, acid indigestion, excess stomach acid |
| Available Size | 200 ml |
| Who Can Use It | Adults and children aged 3 years and over (paediatric advice required for under 3) |
| Prescription Required? | No – General Sale Medicine (GSL) |
Phillips’ Milk Of Magnesia Liquid is used to relieve occasional constipation and to neutralise excess stomach acid that causes heartburn, indigestion and wind discomfort. It works by drawing water into the bowel to soften stools and by reducing acidity in the stomach.
This product is suitable for adults and children aged 3 years and over when used as directed. Children under 3 should only use it on medical advice. Do not use if you are allergic to any ingredients. Consult a healthcare professional before use if you have kidney problems, are pregnant or breastfeeding, or take other medicines.
Always follow label directions and do not exceed the recommended dose.
Common side effects may include:
Stop use and seek medical advice if you experience severe gastrointestinal symptoms, signs of allergic reaction, or prolonged abdominal pain.
Active ingredient: Magnesium Hydroxide 415 mg per 5 ml. Other ingredients: Sodium Hydrogen Carbonate, Oil of Peppermint, Glycerol, Sodium Saccharin & Purified Water.
GOOD Based on 184 reviews Posted on Google Bradley Robinson30/04/2026 Absolutely Amazing staff! Such a help thank you so muchPosted on Google Samiur Rahman30/04/2026 Best pharmacy in the UK. The staff here are very helpful, empathetic, understanding and compassionate. Brilliant customer service and staff are actual people who use their discretion to help people.Posted on Google Vivien donnellon29/04/2026 Extremely efficient and knowledgeable information given. All my questions were answered and also some advise regarding the issue. Thank you RehanaPosted on Google james watkins22/04/2026 Brilliant device ordered yesterday received it today
Page content authored by Amjad Khan, last reviewed by Mr Muhammad on 21st April 2026.



