Paraformaldehyde Merck.
Paraform; Trioxy-methylene.—White, cryst. powd.—Sol. in water.—Antiseptic, Astringent.—Uses: Intern., cholera nostras, diarrhea, etc.; extern., to generate (by heating) formaldehyde, for impregnating antiseptic bandages and surgical dressings, and for disinfecting atmosphere of rooms.—Dose: 8—15 grn., several t. daily.
Paraldehyde Merck.—U.S.P.—C.P.
Colorl. fluid; cryst. below 10.5° centigrade; peculiar, aromatic, suffocating odor and warm taste.—Sol. in alcohol, ether, oils, chloroform; about 10 parts water.—Hypnotic, Antispasmodic, Stimulant.—Uses: Insomnia, and as antidote for morphine.—Dose: 30—90 ♏, well diluted, with elixir, sweet water, brandy, or rum.
Pareira—U.S.P.
Diuretic, Laxative, Tonic—Dose: 30—60 grn.—Preparation: F.E. (1:1).
Pelletierine Sulphate Merck.
Punicine Sulphate.—Brown, syrupy liq.—Sol. in water, alcohol.—Anthelmintic—Dose: 6 grn., with 8 grn. tannin, in 1 ounce water.—Give brisk cathartic in half an hour.
Pelletierine Tannate Merck.
Grayish-brown, hygroscopic, tastel. powd.—Sol. in 800 parts alcohol, 700 parts water.—Anthelmintic. Principal and most efficacious salt of Pelletierine.—Dose: 8—24 grn., in 1 ounce water, followed in 2 hours by cathartic.