This document provides an overview of different monophasic liquid dosage forms for internal and external use, including linctuses, drops, liniments, lotions, gargles, mouthwashes, throat paints, sprays, inhalations, nasal drops, eye drops, eye lotions, and ear drops. It describes the composition, uses, and important characteristics of each dosage form. For example, it notes that linctuses are viscous liquids for treating cough that contain demulcent, sedative, and expectorant medicines and are taken without water. Drops are precisely measured liquids often containing vitamins. Liniments are applied topically with friction for rubefacient or protective effects.