The pills active ingredients consisted primarily of atropine (an extract of "Atropa belladonna") and strychnine. "Atropa belladonna" has unpredictable effects. Atropine is an alkaloid first found in atropa belladonna, a member of the nightshade family. Their occurrence has been noted in several species of the Solanaceae, including "Atropa belladonna". She reportedly advised Agrippina to use "Atropa belladonna" as a poison. It is also an antidote for "Atropa belladonna" poisoning, the same as for atropine. The name "Atropa belladonna" was published by Carl Linnaeus in "Species Plantarum" in 1753. "Atropa belladonna" is also toxic to many domestic animals, causing narcosis and paralysis. "Atropa belladonna" has a long history of use as a medicine, cosmetic, and poison. The formula for Towns-Lambert cure was the deliriant, "Atropa belladonna", also called deadly nightshade.