Dexapen 4 MG Injection 20 ML

Morepen Laboratories Limited

Pack of 2 ML
Pack of 20 ML

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Old MRP ₹21.56

MRP ~~₹20.21~~

₹16.17

₹1.01/ML

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Composition

Dexamethasone (4 Mg)

Dexapen 4 MG Injection 20 ML is used to treat severe allergic reactions, inflammatory conditions, and autoimmune disorders. It contains Dexamethasone, which works by mimicking the effects of hormones naturally produced by the adrenal glands. It suppresses the immune system's overactive response and inhibits the release of chemicals that cause redness and swelling.

This medication is vital in managing acute asthma attacks, skin diseases, and certain types of cancer-related inflammation. The treatment is typically administered by a healthcare professional for immediate systemic effect during medical emergencies or flare-ups. Inform your healthcare provider about any history of infections or high blood sugar before receiving this injection, as prescribed by your doctor.

Dexapen 4 MG Injection 20 ML is used to treat severe allergic reactions, inflammation, asthma, arthritis, skin conditions, and certain autoimmune or blood disorders. It helps reduce swelling, redness, and discomfort by controlling the body’s immune response. This medicine is also manage breathing problems, eye conditions, or cancer-related complications under strict medical supervision.

Administer Dexapen 4 MG Injection 20 ML as per the steps below:

The medicine should be administered by a trained healthcare professional.
The injection can be given intravenously, intramuscularly, into a joint (intra-articular), or into soft tissues.
Remember that the injection should be used immediately after opening the vial. Any unused portion must be discarded.
Always consult your doctor for specific advice on how to use this medicine.

Dexapen 4 MG Injection 20 ML is administered intravenously, intramuscularly, intra-articularly, or by soft tissue infiltration.

Dexapen 4 MG Injection 20 ML side effects such as fluid and electrolyte disturbances (imbalances in sodium and potassium levels), hyperglycaemia (high blood sugar, especially in diabetic patients), gastrointestinal disturbances, and osteoporosis (weakening of bones, increasing the risk of fractures).

Managing the Side Effects:

Most side effects are temporary and generally harmless, which are resolved by discontinuing the use of Dexapen 4 MG Injection 20 ML. However, if you experience any serious side effects or worsening of any of the symptoms, please consult your doctor.

Here are some guidelines for managing common side effects:

Hyperglycaemia: Try to monitor your blood sugar levels regularly if you're diabetic.
Gastrointestinal disturbances: Taking Dexapen 4 MG Injection 20 ML with food might help reduce stomach discomfort.

Dexapen 4 MG Injection 20 ML contains dexamethasone (4 mg), which acts on the body through these mechanisms:

Binding with Glucocorticoid Receptors: Dexamethasone binds with intracellular glucocorticoid receptors in your body cells. This process is essential as it plays a significant role in controlling inflammation.
Regulating Gene Transcription: The formed complex after binding moves into the nucleus of the cell where it helps regulate the transcription of various genes involved in the inflammatory response.
Reducing Inflammatory Mediators: Dexamethasone successfully reduces the production of inflammatory mediators such as prostaglandins, leukotrienes, and cytokines. The reduction of these mediators results in decreased inflammation, swelling, and pain.

Pregnancy

Is it safe to take the Dexapen 4 MG Injection 20 ML during pregnancy?

If you are pregnant, caution is advised when considering Dexapen 4 MG Injection 20 ML. It's best to consult your doctor before using this medicine.

Breastfeeding

Is it safe to take the Dexapen 4 MG Injection 20 ML during breastfeeding?

Similarly, if you are breastfeeding, consult your doctor first to understand the potential risks and benefits of using Dexapen 4 MG Injection 20 ML.

Alcohol

Is it safe to drink alcohol while taking the Dexapen 4 MG Injection 20 ML?

Caution is advised while consuming alcohol if you are prescribed this injection to avoid any adverse effects.

Liver

Is it advisable to take the Dexapen 4 MG Injection 20 ML when experiencing liver problems?

If you have any liver health issues, even minor ones, it's wise to discuss them with your doctor before starting Dexapen 4 MG Injection 20 ML. This medicine may affect liver function.

Kidney

Is it advisable to take the Dexapen 4 MG Injection 20 ML when experiencing kidney problems?

Dexapen 4 MG Injection 20 ML should be used cautiously if you have a history of kidney problems. Always consult your doctor before using this medicine.

Using Machines & Driving

Is it safe to operate heavy machinery or drive when taking the Dexapen 4 MG Injection 20 ML?

There's no specific information suggesting that Dexapen 4 MG Injection 20 ML can affect your ability to drive or operate machinery. However, if you feel unwell or experience side effects that could impair these abilities, please consult your doctor.

Allergy

Are there any specific conditions that should be considered before taking the Dexapen 4 MG Injection 20 ML?

Dexapen 4 MG Injection 20 ML is contraindicated for patients allergic to dexamethasone or any other ingredients in the injection. If you've had allergic reactions to similar medicines in the past, let your doctor know before taking this medicine.

Children

Is taking the Dexapen 4 MG Injection 20 ML suitable for infants or children?

Dexapen 4 MG Injection 20 ML is meant for adults and is not recommended for children under 18 years of age. Always ask your doctor before giving any medication to a child.

Older Patients

Is taking the Dexapen 4 MG Injection 20 ML suitable for older patients?

Older patients should use Dexapen 4 MG Injection 20 ML under medical supervision as they may be more susceptible to its side effects. Your doctor will guide you based on your health status.

Drug-Drug Interactions

Dexapen 4 MG Injection 20 ML interacts with the following medicines:

Non-Steroidal Anti-Inflammatory Medicines(NSAIDs): When administered with Dexapen 4 MG Injection 20 ML, medicines like ibuprofen and naproxen might increase your risk of side effects.
Anticoagulants and Thrombolytics: Medicines such as warfarin or clopidogrel could interact with Dexapen 4 MG Injection 20 ML, potentially increasing the risk of bleeding.
Antidiabetic Medications: Dexapen 4 MG Injection 20 ML may affect blood sugar control, thereby reducing the effectiveness of medicines like metformin and insulin.

Drug-Food Interactions

Specific food interactions with Dexapen 4 MG Injection 20 ML haven’t been reported. However, it's always wise to consume a balanced diet while receiving any medication.

Drug-Disease Interactions

Dexapen 4 MG Injection 20 ML interacts with the following diseases:

Diabetes: Dexapen 4 MG Injection 20 ML could impact blood sugar control, making careful monitoring necessary for patients managing diabetes.
Hypertension: This medicine might lead to fluid retention and worsening high blood pressure in hypertensive patients.
Osteoporosis: Long-term use of Dexapen 4 MG Injection 20 ML can weaken bones, potentially exacerbating osteoporosis.
Glaucoma: This medication may increase intraocular pressure, posing risks for individuals with glaucoma.

Daily Dose

Your doctor will prescribe the recommended dose of Dexapen 4 MG Injection 20 ML. This will depend on the severity of your condition and how you respond to the medicine. Ensure you follow your doctor's instructions carefully.

Over Dose

Overdose of this injection is unlikely as it is administered by a healthcare professional.

Missed Dose

If you forget to have Dexapen 4 MG Injection 20 ML as scheduled, take it as soon as you remember. But if it's nearly time for the next dose, skip the missed one and continue with your regular schedule. Always consult your doctor before making any changes to your dosage regimen.

Store Dexapen 4 MG Injection 20 ML at room temperature.
Keep this medicine away from direct light and moisture.
Ensure it's securely out of the reach of children.

If you're managing arthritis or ankylosing spondylitis with Dexapen 4 MG Injection 20 ML, consider following a low-fat, high-fibre diet that includes plenty of fruits, vegetables, and whole grains to help reduce inflammation.
For those managing asthma or other respiratory diseases with this medicine, avoiding tobacco smoke and airborne irritants is crucial, as they can exacerbate symptoms.

Fact Box

Available Dosage Types	Injection
Habit Forming	No
Ailment	Arthritis, Asthma, Inflammatory Bowel Diseases
Drug Category	Glucocorticoid Receptor Agonist
Therapeutic Category	Corticosteroid

What is Dexapen 4 MG Injection 20 ML used for?

Dexapen 4 MG Injection 20 ML is used to treat a wide range of conditions due to its strong anti-inflammatory and immunosuppressant effects. It helps manage arthritis, asthma, certain skin and eye inflammations, and some blood-related disorders.

How does Dexapen 4 MG Injection 20 ML work?

The medicine's main component, dexamethasone, reduces inflammation and swelling by inhibiting the production of substances in the body that cause inflammation.

Who should not use Dexapen 4 MG Injection 20 ML?

It shouldn't be used by individuals with systemic fungal infections, allergies to dexamethasone or any other ingredients of the medicine, or who have recently received live vaccines.

What side effects might I experience with this medicine?

Common side effects include imbalances in body salts, high blood sugar levels, susceptibility to infections, stomach issues, bone weakening, mood changes and skin thinning. Please consult your doctor if they persist.

Can Dexapen 4 MG Injection 20 ML interact with other medicines?

Yes, it can interact with medicines like NSAIDs, anticoagulants, anti-diabetes medicines, anti-epilepsy medicines, certain antibiotics and antifungals. Always inform your doctor about all your current medicines.

How should Dexapen 4 MG Injection 20 ML be stored?

Store it at room temperature, away from light. Once opened, use immediately and discard any unused portion.

Will I need regular check-ups while using Dexapen 4 MG Injection 20 ML?

Yes. It's important to regularly monitor your blood sugar levels, electrolytes, blood pressure and bone density during long-term use. Discuss this with your doctor.

Who should not use Dexapen 4 MG Injection 20 ML?

Dexapen 4 MG Injection 20 ML should not be used by individuals who are allergic to dexamethasone or other corticosteroids. It is contraindicated in patients with systemic fungal infections, untreated infections, tuberculosis, active bacterial or viral infections, and certain other conditions like peptic ulcers, osteoporosis, hypertension, uncontrolled diabetes, or psychiatric disorders without medical supervision. Pregnant or breastfeeding women should use it only if clearly needed, under a doctor’s guidance. Caution is also required for those with liver, kidney, heart disease, or severe infections.

Last Updated On 17 Mar. 2026 | 6:15PM (IST)

Certified Content

Written by

Dr. Michelle Frank

Medical Content Writer | 10 years

Doctor of Medicine

Reviewed by

Dr. Chhavi Rosha

Medical Content Writer | 10 years

BAMS, FMC, MD Resident

Check out Editorial Policy

Manufacturer details

218/19, Midas Sahar Plaza, M V Road, J B Nagar, Mumbai, Maharashtra 400059

Country of origin: INDIA

Expiry on or after: July 2026

In case of any issues, contact us:

support@truemeds.in|09240250346

Address: 6th floor, Urmi Corporate Park Solaris, Saki Vihar Road, Andheri East, Mumbai 400071

References

MERCK & CO., Inc. (n.d.). DECADRON (DEXAMETHASONE TABLETS, USP). https://www.accessdata.fda.gov/drugsatfda_docs/label/2004/11664slr062_decadron_lbl.pdf
Unknown. (n.d.). Dexamethasone sodium phosphate injection [Book]. https://www.accessdata.fda.gov/drugsatfda_docs/label/2014/040572s002lbl.pdf
DailyMed - DEXAMETHASONE tablet. (n.d.). https://dailymed.nlm.nih.gov/dailymed/lookup.cfm?setid=bf8acfdb-8dc8-4a69-90b0-33c680c421d6
Dexamethasone. (2015, August 12). Cancer.gov. https://www.cancer.gov/about-cancer/treatment/drugs/dexamethasone
Dexamethasone: Uses, interactions, mechanism of action | DrugBank Online. (n.d.). DrugBank. https://go.drugbank.com/drugs/DB01234

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Disclaimer

We, at Truemeds make a diligent attempt to deliver accurate, expert- drafted and thoroughly reviewed medicine related information to our consumers. However, it should, by no means, be considered a substitute for prescription from a certified doctor or a trustworthy doctor-patient relationship. In fact we detest any form of self medication without expert advice. The sole purpose of the information on our portal is to educate our consumers, which helps improve the communication between a doctor and a patient. The information by no means is complete in its entirety and should not be used to diagnose or treat any medical condition. No amount of information can replace the experience and expertise of a doctor, therefore his/her advice always holds priority and should be followed appropriately.

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