15-Letter Words Containing: A,C,E,H,R,R

• a drug (trade name Thorazine) derived from phenothiazine that has antipsychotic effects and is used as a sedative and tranquilizer

• The use of pharmaceuticals to treat disease

• extinct primitive toothed bird of the Jurassic period having a long feathered tail and hollow bones; usually considered the most primitive of all birds

• equipment that enables a sophisticated separation, e.g. gas chromatographic or liquid chromatographic separation.

• the branch of medicine dealing with mental disorders attributable to diseases of the nervous system