betarax injection - Betamethasone (4mg/ml) medicine

Betarax Injection (Betamethasone 4mg/ml) - Uses, Price, Side Effects

4.6 (12 reviews)
๐Ÿญ Rax Health Care Pvt Ltd ๐Ÿ“ฆ Varies by brand ๐Ÿ’Š Allopathy ๐Ÿ“… Updated: Aug 22, 2026
๐Ÿ“‹ Prescription Required ๐Ÿ’Š Generic Available
Medically Reviewed
SaathiMed Expert Panel | Aug 22, 2026

What is betarax injection used for?

Betarax Injection contains Betamethasone 4mg/ml, a potent corticosteroid that reduces inflammation and suppresses the immune system. It is used to treat severe allergic reactions, inflammatory conditions like arthritis, respiratory disorders, and autoimmune diseases. It works by mimicking natural hormones to decrease swelling, redness, and pain.

  • Generic Name: Betamethasone
  • Manufacturer: Rax Health Care Pvt Ltd
  • Form: Allopathy
  • Pregnancy Category: C
  • Prescription Required: Yes
๐Ÿ’ก Did You Know? Over 80% of the antiretroviral drugs used globally to combat AIDS are supplied by Indian pharmaceutical companies.

๐Ÿ’Š betarax injection Uses & Benefits

Allergic conditions, asthma, COPD exacerbations, inflammatory disorders, autoimmune diseases.

Off-label uses: COVID-19 (severe cases), certain dermatoses, cerebral edema.

๐Ÿ“‹ Drug Information

Generic Name(s)Betamethasone
Brand NameAlerkim
ManufacturerRax Health Care Pvt Ltd
Packaging / FormVaries by brand (Allopathy)
Therapeutic ClassRESPIRATORY
Action ClassGlucocorticoids
Route of AdministrationOral
StorageStore at 20-25ยฐC (68-77ยฐF); protect from light and moisture.
Shelf LifeAs per manufacturer

๐Ÿ”ฌ Pharmacology (PK/PD)

Pharmacokinetics

AbsorptionWell absorbed orally; peak plasma concentration within 1-2 hours.
DistributionDistributes widely; crosses placenta and enters breast milk.
Protein BindingApproximately 64% bound to plasma proteins.
MetabolismHepatic via CYP3A4.
Half-Life36-54 hours (plasma); biological half-life 36-54 hours.
ExcretionRenal (primarily as metabolites) and fecal.
BioavailabilityHigh oral bioavailability (approximately 100%).
Onset of ActionWithin hours for anti-inflammatory effects.
Peak Plasma Time1-2 hours.
Duration of ActionDuration of action: 3-4 days (single dose).

How It Works

Agonist at glucocorticoid receptors, leading to anti-inflammatory and immunosuppressive effects.

Mechanism Steps

1Betamethasone binds to glucocorticoid receptor (GR) in cytoplasm.
2Receptor-ligand complex translocates to nucleus.
3Complex binds to glucocorticoid response elements (GREs) on DNA.

๐Ÿ’ก How to Take betarax injection

Follow your doctor's prescription exactly.

Dosage Timeline

๐ŸŒ… Morning โœ… โ˜€๏ธ Afternoon โŒ ๐ŸŒ† Evening โœ… ๐ŸŒ™ Night โŒ

โš ๏ธ Side Effects of betarax injection

โœ… Common Side Effects

  • Increased appetite
  • Weight gain
  • Insomnia
  • Mood changes
  • Fluid retention
  • Hypertension
  • Hyperglycemia

๐Ÿšจ Serious Side Effects

  • Adrenal suppression
  • Osteoporosis
  • Glaucoma
  • Cataracts
  • Peptic ulcer
  • Pancreatitis
  • Psychiatric disturbances

โš ๏ธ Rare Side Effects

  • Avascular necrosis
  • Cushing's syndrome
  • Growth suppression in children
  • Kaposi's sarcoma
  • Anaphylaxis

Consult your doctor if you experience any unusual symptoms.

๐Ÿ”ฌ Drug Interactions

โš ๏ธ DrugSeverityEffect
NSAIDs Moderate Increased risk of gastrointestinal bleeding
Anticoagulants Major Enhanced anticoagulant effect
Diuretics Moderate Increased potassium loss

๐Ÿšจ Major Interactions

  • CYP3A4 inducers (e.g., rifampin, phenytoin, carbamazepine)
  • CYP3A4 inhibitors (e.g., ketoconazole, ritonavir)
  • Anticoagulants (e.g., warfarin)
  • NSAIDs (increased GI bleeding risk)
  • Antidiabetic agents (reduced efficacy)
  • Live vaccines (increased infection risk)

โšก Moderate Interactions

  • Diuretics (increased hypokalemia risk)
  • Cardiac glycosides (increased toxicity risk)
  • Amphotericin B (increased hypokalemia)
  • Cholestyramine (reduced absorption)

โ„น๏ธ Minor Interactions

  • Antacids (slight reduction in absorption)
  • Oral contraceptives (increased corticosteroid levels)

๐Ÿฝ๏ธ Food Interactions

Grapefruit juice may increase levels (CYP3A4 inhibition).

๐Ÿท Alcohol Interaction

May increase risk of GI irritation and bleeding.

๐Ÿ›ก๏ธ Safety & Warnings

Liver
Low
Kidney
Low
Heart
Low
Pregnancy
Category C

๐Ÿšซ Contraindications

Systemic fungal infections, hypersensitivity to betamethasone, live vaccine administration.

๐Ÿ“Š Monitoring Parameters

Blood glucose, blood pressure, electrolytes, signs of infection, adrenal suppression.

๐Ÿคฑ Lactation Safety

Use with caution; excreted in breast milk.

๐Ÿ’Š Overdose Management

Supportive care; no specific antidote; monitor electrolytes and glucose.

โฐ Missed Dose

Take as soon as remembered; if near next dose, skip missed dose; do not double dose.

๐Ÿ‘จโ€โš•๏ธ Reviewed by Expert

SaathiMed Expert Panel

MD, PhD - Pharmacology

Last reviewed on: Aug 22, 2026

๐Ÿ”— View Profile

๐Ÿ”„ Substitutes for betarax injection

View All

Alternative brands with exact same active ingredient (Betamethasone (4mg/ml)):

Medical Note: Always consult your doctor before switching medications.

โญ User Reviews

Happy Patient Jul 10, 2026

Effective and reliable. Worked as expected.

Certified Buyer Jul 10, 2026

This medicine was effective for me. I followed the doctor's advice.

Certified Buyer Jul 10, 2026

This medicine was effective for me. I followed the doctor's advice.

Certified Buyer Jul 10, 2026

Found this to be a helpful product. Good results.

Verified User Jul 10, 2026

Effective and reliable. Worked as expected.

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