Pharmaceutical Applications of Solutions

Solutions have a wide variety of uses in the pharmaceutical industry. They are used therapeutically as vehicles for oral, parenteral, topical, otic, ophthalmic, and nasal products. They are also used as flavorings, buffers, preservatives, and suspending agents for a variety of liquid dosage forms. Concentrated stock solutions often serve as components of extemporaneously prepared products. Test solutions also play an important role in the analysis of pharmaceutical products of all types.