Overview
Prednisolone sodium phosphate is a synthetic glucocorticoid used for its potent anti-inflammatory and immunosuppressive effects. It is indicated for a wide range of conditions including allergic disorders, autoimmune diseases, inflammatory conditions, and certain malignancies. Treatment requires careful dosing and monitoring due to significant side effects and the need for gradual tapering.
Mechanism of Action
Prednisolone sodium phosphate is a glucocorticoid that binds to intracellular receptors, modulating gene expression to inhibit inflammatory and immune responses. It suppresses cytokine production, decreases eosinophil action, inhibits leukocyte migration, and stabilizes lysosomal membranes, reducing inflammation and immune activity.
Indications
- Allergic conditions (severe allergic rhinitis, asthma, dermatitis, drug hypersensitivity)
- Dermatologic diseases (pemphigus, bullous dermatitis, erythema multiforme)
- Edematous states (nephrotic syndrome)
- Endocrine disorders (adrenal insufficiency, congenital adrenal hyperplasia)
- Gastrointestinal diseases (ulcerative colitis, Crohn's disease)
- Hematologic disorders (idiopathic thrombocytopenic purpura, autoimmune hemolytic anemia)
- Neoplastic diseases (acute leukemia, lymphomas)
- Nervous system disorders (multiple sclerosis exacerbations)
- Ophthalmic diseases (uveitis, ocular inflammation)
- Respiratory diseases (sarcoidosis, COPD exacerbations, asthma)
- Rheumatic disorders (rheumatoid arthritis, lupus, gout)
- Miscellaneous (tuberculosis complications, organ rejection)
Common Doses
- 5 mg/5 mL oral solution
- 15 mg/5 mL oral solution
Dosage
Initial dosage ranges from 5-60 mg daily based on disease severity, with maintenance doses titrated to the lowest effective level. Pediatric dosing is weight-based (0.14-2 mg/kg/day). Tapering is required for discontinuation after prolonged use to avoid adrenal insufficiency.
Contraindications
- Systemic fungal infections
- Hypersensitivity to prednisolone or any component
Side Effects
- Fluid retention, hypertension, hypokalemia
- Peptic ulcer, pancreatitis, gastrointestinal bleeding
- Osteoporosis, avascular necrosis, muscle weakness
- Hyperglycemia, Cushingoid features, adrenal suppression
- Increased intraocular pressure, cataracts
- Psychiatric disturbances, headache, vertigo
- Impaired wound healing, skin thinning
- Increased infection risk
Interactions
- Barbiturates, phenytoin, rifampin: decrease corticosteroid effectiveness
- Ketoconazole: increases corticosteroid levels and toxicity
- Warfarin: altered anticoagulant effect
- NSAIDs: increased GI ulcer risk
- Diuretics: increased hypokalemia risk
- Antidiabetic agents: may require dosage adjustment
- Vaccines: diminished immune response
Counseling Points
- Take exactly as prescribed; do not stop abruptly
- Report signs of infection, unusual weight gain, or mood changes
- Monitor blood glucose if diabetic
- Take with food to minimize GI upset
- Carry medical alert identification
- Avoid live vaccines while on therapy
- Regular bone density monitoring recommended for long-term use