Note:  Do not rely on this information. It is very old.

Dovers Powder

Dover's Powder, the pulvis ipecacuanhas compositus of the Pharmacopoeia, contains ipecacuanha one part, opium one part, and sulphate of potash eight parts. Dose, 5 to 10 grains for, an adult. It is largely used to promote perspiration at the commencement of febrile attacks, also as a sedative expectorant and as a narcotic.