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Questions and Answers
What are the different types of capsules?
What are the different types of capsules?
- Soft, chewable, effervescent, and sublingual
- Hard, soft, gastro-resistant, modified-release, and cachets (correct)
- Syrups, suspensions, emulsions, and solutions
- Tablets, injections, patches, and suppositories
What are the advantages of capsules over other dosage forms?
What are the advantages of capsules over other dosage forms?
- Ease of preparation, less excipient and equipment, and well bioavailability (correct)
- Lower cost, higher manufacturing rate, and wider range of use
- More convenient administration, stronger potency, and fewer side effects
- Longer shelf life, better taste, and faster onset of action
What are the disadvantages of soft capsules?
What are the disadvantages of soft capsules?
- Lower manufacturing rate, higher cost, and limitations in use for certain substances
- Not suitable for hydrolyzable or hygroscopic substances
- Limited use in diet and risk of animal spongiform encephalopathy
- Expense and potential interaction between liquid and capsule wall (correct)
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Study Notes
- Capsules are solid or liquid dosage forms in different shapes and sizes.
- Capsules can be classified as hard, soft, gastro-resistant, modified-release, and cachets.
- Advantages of capsules include ease of preparation, less excipient and equipment, and well bioavailability.
- Disadvantages of capsules include lower manufacturing rate, higher cost, and limitations in use for certain substances.
- Hard gelatine capsules are not suitable for hydrolyzable or hygroscopic substances.
- Soft capsules are used for liquid preparations and can be filled with semi-solids and powders.
- Advantages of soft capsules include dosage homogeneity, fast release, and formulation of oxidation-sensitive drugs.
- Disadvantages of soft capsules include expense and potential interaction between liquid and capsule wall.
- Gelatine has limited use in diet and poses a risk of animal spongiform encephalopathy.
- Capsules are a popular alternative to tablets for drug delivery.
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