Liquid dosage forms: Definition, Advantages, Disadvantages
Monophasic liquid dosage form: Monophasic means only one phase is there. That is the liquid phase.
- Internal Use- Syrup, mixture, linctuses, elixirs, parenteral preparations.
- External use- Gargle, mouthwash, lotions, nasal drops, eardrops.
Biphasic liquid dosage form: Biphasic means two phases are there. That is a solid phase and a liquid phase.
- Internal Use- Suspension
- External use- Emulsion
Advantages:
- Very useful for those patients who have trouble swallowing.
- The rate of absorption of the liquid dosage form is so faster than the solid dosage form.
- Liquid dosage forms are flexible to take a proper those than solid dose.
Disadvantages:
- It needs a lot of special storage conditions.
- Affected by microorganisms: Due to the presence of sweetening and flavoring agents.
- Less stable than other doses.
- The problem of container breakage.