Solvent Solvent A solvent (from the Latin "solvō", "loosen, untie, solve") is a substance that dissolves a solute (a chemically distinct liquid, solid or gas), resulting in a solution. A solvent is usually a liquid but can also be a solid, a gas, or a supercritical fluid. The quantity of solute that can dissolve in a specific volume of solvent varies with temperature. Common uses for organic solvents are in dry cleaning (e.g. tetrachloroethylene), as paint thinners (e.g. toluene, turpentine), as nail polish removers and glue solvents (acetone, methyl acetate, ethyl acetate), in spot removers (e.g. hexane, petrol ether), in detergents
Antipyrine and benzocaine ear drops Antipyrine and benzocaine ear drops Antipyrine and benzocaine ear drops is a medication for the treatment of ear pain caused by otitis media. It combines antipyrine, a pain reliever, benzocaine, a numbing agent to treat ear pain, and hydroxyquinoline sulfate, an antiseptic. It is sold as Auralgan, Aurodex, Auroto, among other brands, and is abbreviated as A/B otic drops. A/B otic drops is indicated for ear pain caused by otitis media. It is used every 2–3 hours as needed for pain. A/B otic drops is also indicated for the removal of excessive or impacted cerumen. To clear cerumen, it is