Solodex-JR
Generic Name
Dexamethasone Sodium Phosphate
Manufacturer
XYZ Pharmaceuticals Ltd.
Country
Bangladesh
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Price Details
Current market pricing information
| Variant | Unit Price | Strip Price |
|---|---|---|
| solodex jr 045 5 injection | ৳ 73.60 | N/A |
Description
Overview of the medicine
Solodex-JR 0.45-5 Injection contains Dexamethasone Sodium Phosphate, a potent synthetic corticosteroid used for its anti-inflammatory and immunosuppressant effects. It is primarily used to treat a wide range of conditions including allergic disorders, skin conditions, ulcerative colitis, arthritis, lupus, psoriasis, breathing disorders, and certain cancers. Being a 'JR' formulation, it may be designed for pediatric or lower dose requirements.
Uses & Indications
Dosage
Adults
Dosage varies widely based on condition and severity, typically ranging from 0.5 mg to 20 mg daily, administered intramuscularly or intravenously. For severe conditions, initial doses may be higher. Dosage should be individualized and tapered gradually.
Elderly
No specific dosage adjustment is usually required, but caution should be exercised due to increased susceptibility to side effects and co-morbidities. Lower initial doses may be considered.
Renal_impairment
No dose adjustment is generally required for renal impairment, as dexamethasone is primarily metabolized by the liver.
How to Take
Solodex-JR 0.45-5 Injection can be administered intramuscularly (IM) or intravenously (IV). For IV administration, it can be given slowly directly or as an infusion after dilution. The rate of injection should be slow to avoid adverse effects. It should not be injected subcutaneously.
Mechanism of Action
Dexamethasone Sodium Phosphate acts by binding to glucocorticoid receptors in the cytoplasm, forming a steroid-receptor complex. This complex then translocates to the nucleus, where it binds to specific DNA sequences (glucocorticoid response elements), altering gene expression. This leads to the synthesis of anti-inflammatory proteins (e.g., lipocortin) and inhibition of pro-inflammatory mediators (e.g., prostaglandins, leukotrienes), thereby reducing inflammation and immune response.
Pharmacokinetics
Onset
Within minutes to hours depending on route (IV: rapid, IM: within 1 hour).
Excretion
Excreted mainly in the urine as inactive metabolites.
Half life
Plasma elimination half-life is 1.8-3.5 hours; however, biological half-life is 36-72 hours.
Absorption
Rapidly absorbed after intramuscular injection, with peak plasma concentrations typically within 1 hour. Intravenous administration provides immediate systemic availability.
Metabolism
Primarily hepatic, extensively metabolized by cytochrome P450 3A4 (CYP3A4).
Side Effects
Contraindications
- •Systemic fungal infections (unless anti-fungal therapy is also used)
- •Hypersensitivity to dexamethasone or any component of the formulation
- •Administration of live or live-attenuated vaccines in patients receiving immunosuppressive doses
Drug Interactions
NSAIDs
Increased risk of gastrointestinal ulceration and bleeding.
Warfarin
Variable effects on anticoagulant efficacy, requiring close monitoring of INR.
Phenytoin, Phenobarbital, Rifampin
May decrease dexamethasone levels due to increased metabolism (CYP3A4 induction).
Ketoconazole, Macrolide antibiotics
May increase dexamethasone levels due to decreased metabolism (CYP3A4 inhibition).
Storage
Store below 25°C (77°F). Protect from light. Do not freeze. Keep out of reach of children.
Overdose
Acute overdose with corticosteroids is rare. Symptoms may include fluid retention, hypertension, hyperglycemia, and potassium loss. Treatment is supportive and symptomatic; no specific antidote exists. Gradually reduce dosage.
Pregnancy & Lactation
Pregnancy Category C. Use during pregnancy only if the potential benefit justifies the potential risk to the fetus. Dexamethasone is excreted in breast milk and may cause adverse effects in infants. A decision should be made whether to discontinue nursing or to discontinue the drug, taking into account the importance of the drug to the mother.
Frequently Asked Questions
Common questions about this medicine
Pack Sizes
Shelf Life
24-36 months from manufacturing date when stored correctly.
Availability
Hospitals, Clinics, Retail Pharmacies
Approval Status
Approved by regulatory authorities (e.g., FDA/DGDA)
Patent Status
Generic, patent expired
WHO Essential Medicine
YesAlternative Medicines in Bangladesh
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Global Brand Names
International brand names for this medicine
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