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30/10/2025, 00:02 Pharmaceutical Solutions & Sterile Dosage Forms
4. Protection of a drug substances from gastric acid after oral administration.
Example: Enteric coated tablets.
5. API may cause local irritations or injury when they are present at high concentrations at the
site of administration.
e.g. gastric irritation of NSAIDs
6. Provide liquid preparation of drug that insoluble in the desired vehicle.
Example: Suspensions.
7. Provide extended drug action through controlled release mechanisms.
Example: Controlled release tablets
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