Extract of Scam′mony

Syn. Resin of scammony ; Resina Scammonii , E. s. alcohol i cum , E. sive resina scammonii (Ph. E.), L. Prep. 1. From powdered scammony, exhausted with proof spirit, and the resulting tincture distilled until little but water pa es over; the remaining water is then poured from the resin, which is next well washed in boiling water and dried at a temperature below 240° Fahr. Brown; impure. 2. As the last, but using either alcohol of 90% or ether, and animal charcoal. White; pure. Obs. Scammony resin is translucent, fusible, and combustible; and freely soluble in alcohol, ether, and oil of turpentine. It is frequently adulterated with jalap resin, a fraud readily detected by its insolubility in the last two menstrua.— Dose , 5 to 10 gr. “When pure or virgin scammony can be procured it is an unnece ary preparation.” (Pereira.)