Freeze-Thaw Studies for Ophthalmic Preparations
Freeze-Thaw Studies for Ophthalmic Preparations Freeze-Thaw Studies for Ophthalmic Preparations: Ensuring Stability, Sterility, and Compliance Ophthalmic preparations—including eye drops, ointments, suspensions, and emulsions—are particularly sensitive to thermal stress due to their unique requirements for clarity, sterility, pH balance, and viscosity. Exposure to freeze-thaw cycles during transportation or improper storage can result in phase separation, precipitation,…
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