Chloral hydrate, 640 grains.

Simple elixir, 15 1/2 fluidounces.

Dissolve the chloral hydrate in the simple elixir, and filter if necessary.

Each fluidrachm (teaspoonful) of the finished elixir contains five grains of hydrate of chloral, which is one-half the amount present in syrup of chloral of the British Pharmacopoeia.