. "0"^^ . . . "103423823"@en-us . . "103554795"^^ . "hyoscyamine"^^ . . . "hyoscyamine"@en-us . . . . "03554795-n"^^ . . . . "a poisonous crystalline alkaloid (isometric with atropine but more potent); used to treat excess motility of the gastrointestinal tract"@en-us . . "0"^^ . . .