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Tag: Assay Specificity

Test Each API Separately in Combination Product Stability Studies

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Understanding the Tip: Why separate API testing is essential in combination products: Combination products contain two or more active pharmaceutical ingredients (APIs) within a single dosage form. Each API may have a distinct chemical profile, degradation behavior, and interaction risk. Evaluating their stability individually—alongside the combined formulation—is crucial for identifying which component may degrade first…

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