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Definition: Gels are semisolid dosage forms in which a liquid phase (water or oil) is entrapped in a three-dimensional cross-linked polymeric network, resulting in a jelly-like consistency. Gels are used…
Definition: Pastes are semisolid dosage forms intended for external application on the skin or mucous membranes. They are characterized by their high content of finely powdered solid materials (20–50%) dispersed…
Creams are semisolid emulsions intended for topical application on the skin or mucous membranes. They are typically a mixture of oil and water, with the consistency and type determined by…
Definition: Ointments are semi-solid topical preparations intended for application on the skin or mucous membranes. They are typically greasy and contain a high proportion of an oily base. Ointments deliver…
Dry powder for reconstitution is a pharmaceutical dosage form where a dry, powdery mixture of active ingredients and excipients is packaged for reconstitution into a liquid preparation by adding a…
Definition: A suspension is a biphasic liquid dosage form containing finely divided insoluble solid particles dispersed uniformly in a liquid medium. The solids are maintained in suspension by employing suitable…
Definition An emulsion is a biphasic liquid dosage form consisting of two immiscible liquids (usually oil and water), where one liquid (dispersed phase) is finely dispersed as droplets within the…
Definition: An elixir is a clear, sweetened, hydroalcoholic liquid preparation containing one or more active pharmaceutical ingredients (APIs). Elixirs are intended for oral administration and are formulated to improve the…
Definition: Syrup is a concentrated, viscous, aqueous solution of sugar (commonly sucrose) containing one or more active pharmaceutical ingredients (APIs). It is used primarily as a liquid oral preparation for…
Definition: A solution is a homogenous liquid preparation that contains one or more active ingredients dissolved in a solvent or a mixture of solvents. These preparations are administered orally for…
