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Quick summary

Type of medicine

Rectal Suppository



Active Ingredient


Effective within

15-30 Minutes (Approximately)

Works by

Lubrication and Softening Stool

Side effects

Rectal Discomfort, Bowel Urgency

Medication details


Glycerin 4g Suppositories for adults are rectal medications specifically formulated to provide gentle and effective relief from occasional constipation. These suppositories are easy to use and are intended for adult use only.


Proper usage of Glycerin 4g Suppositories is crucial for achieving effective relief from constipation. Follow these directions carefully:
Preparation: Ensure that you are in a comfortable position, such as lying on your side with your knees bent.
Opening the Foil Wrapper: Carefully open the foil wrapper to reveal the suppository.
Lubrication (Optional): If desired, you may choose to apply a water-based lubricant to the suppository for easier insertion.
Insertion: Gently insert the suppository into the rectum, pointed end first.
Position: Maintain a relaxed position for a few minutes to allow the suppository to dissolve and take effect.
Waste Disposal: Dispose of the foil wrapper responsibly after use.
Frequency: Follow the recommended dosage instructions provided on the packaging or as advised by your healthcare professional.


Glycerin 4g Suppositories' effectiveness is attributed to its active ingredient, glycerin. Glycerin acts as a lubricant and stool softener, aiding in the passage of stool and providing relief from constipation.

Side Effects

Glycerin 4g Suppositories are generally well-tolerated, but some individuals may experience mild side effects. These side effects are typically temporary and may include:
Rectal Discomfort: Some users may experience mild rectal discomfort or irritation after use.
Bowel Urgency: In rare cases, there may be a sudden urge to have a bowel movement shortly after administration.
Allergic Reactions: Although rare, some individuals may experience allergic reactions to glycerin. Discontinue use and seek medical attention if you notice any signs of an allergic reaction.
If you encounter severe or persistent side effects, consult your healthcare provider promptly.


To ensure the safe and effective use of Glycerin 4g Suppositories, consider the following warnings and precautions:
Consult a Healthcare Professional: If you are pregnant, breastfeeding, have any underlying medical conditions, or are currently taking other medications, consult a healthcare provider before using Glycerin 4g Suppositories.
Laxative Dependency: Avoid long-term or excessive use of Glycerin 4g Suppositories, as it may lead to laxative dependency. If constipation persists, consult a healthcare professional.
Rectal Bleeding: If you experience rectal bleeding or suspect a more severe condition, such as colorectal cancer, consult a healthcare professional for proper evaluation and diagnosis.
Storage: Store Glycerin 4g Suppositories in a cool, dry place, away from direct sunlight and excessive heat.

Medically reviewed and published

  • This page was medically reviewed by Dr Sohaib Imtiaz, Clinical Lead on Oct 5, 2023, 2:45 pm

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Please read our FAQs page to find out more.

How quickly can I expect Glycerin 4g Suppositories to work?

Glycerin 4g Suppositories are designed for relatively fast relief from constipation. Many users experience a bowel movement within 15 to 30 minutes after insertion. However, individual response times may vary.

Can Glycerin 4g Suppositories be used for children or infants?

No, Glycerin 4g Suppositories are specifically formulated for adult use. For pediatric or infant constipation relief, consult a healthcare provider for appropriate recommendations.

Are there any dietary restrictions or considerations while using Glycerin 4g Suppositories?

There are no specific dietary restrictions associated with the use of Glycerin 4g Suppositories. However, maintaining a balanced diet with adequate fiber and hydration can help manage and prevent constipation.

Can I use Glycerin 4g Suppositories if I have hemorrhoids or anal fissures?

Glycerin 4g Suppositories are generally considered safe for individuals with hemorrhoids or anal fissures. However, if you have concerns or experience discomfort after use, consult a healthcare provider for personalized advice.

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