Medrysone is a synthetic corticosteroid with glucocorticoid activity. It is primarily used in ophthalmic formulations for the treatment of inflammatory conditions of the eye.
Medrysone acts through intracellular glucocorticoid receptors and modulates the expression of inflammation-related genes. This helps reduce inflammatory responses such as redness, swelling and irritation associated with non-infectious ocular inflammation.
Medrysone is a synthetic corticosteroid with the molecular formula C22H32O5 and a molecular weight of approximately 376.49 g/mol. Its CAS Number is 2668-66-8.
It belongs to the pregnane steroid class and is structurally related to naturally occurring corticosteroid hormones.
Medrysone binds to glucocorticoid receptors within cells. The resulting receptor complex influences gene transcription and suppresses the production of various inflammatory mediators.
This produces anti-inflammatory and immunosuppressive effects, particularly useful in topical ophthalmic treatment of inflammatory eye conditions.
Medrysone has been used primarily in ophthalmic corticosteroid formulations for the treatment of steroid-responsive ocular inflammation.
Its applications include management of inflammation involving the anterior segment of the eye when an infectious cause has been appropriately excluded.
Medrysone API can be evaluated using validated analytical methods for identification, assay, related substances, water content, residual solvents, elemental impurities and other applicable quality attributes.
HPLC, infrared spectroscopy and other validated analytical techniques may be used for identity, assay and purity determination. Appropriate controls should be established for steroid-related impurities and degradation products.
Final acceptance criteria should follow the applicable manufacturer's approved drug-substance specification and Certificate of Analysis.
Medrysone should be stored in a tightly closed pharmaceutical-grade container under controlled conditions and protected from excessive heat, moisture and direct light.
Specific storage and transportation conditions should follow the applicable manufacturer's approved specification.
Medrysone API may be supplied for qualified pharmaceutical manufacturing, ophthalmic formulation development, analytical and research applications, subject to applicable quality and regulatory requirements.
Medrysone API is available for qualified pharmaceutical development and manufacturing requirements. Customers can request product specifications, Certificate of Analysis, analytical documentation, packaging information and commercial details according to their requirements.
| Parameter | Specification |
|---|---|
| Appearance | White to off-white crystalline powder |
| Identification | IR & HPLC compliant |
| Assay (HPLC) | 98.0% – 102.0% |
| Loss on Drying | NMT 2.0% |
| Residue on Ignition | NMT 1.0% |
| Heavy Metals | NMT 10 ppm |
| Individual Impurity | NMT 1.0% |
| Total Impurities | NMT 2.0% |
| Water Content | NMT 2.0% |