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oral dosage forms
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| dosage form | advantages | disadvantages |
|---|---|---|
| Delayed-release (DR) tablets | Longer duration of action, fewer side effects, reduced dosing schedule | Cannot be split or crushed, slower onset of action, prolonged side effects, more expensive |
| Capsules | Easier to swallow, more rapid dissolution, faster onset of action, contents of some can be sprinkled over food or mixed with water | Dose cannot be manipulated |
| Liquids | Faster onset of action, easy administration, individualized dosing | Less stable, sugar content a problem for diabetic patients, unpleasant taste |
| Tablets | Low cost, precise dosing, increased palatability, dose can be manipulated if scored | Delayed onset of action, destruction of drug by GI fluids, local GI side effects, delayed absorption of food in stomach, ineffective for patients unable to swallow |