hyoscine background writing

anticholinergic antimuscarinic atom atomic atoms background ball biology butylbromide butylhioscine butylscopolamine butylscopolaminebromide chain chemical chemistry closeup compound cramps crampy datura drawing drug flat formula hydrogen hyoscine icon illustration isolated line loop medicine menstrual model molecular molecule organic pharmacy poisonous school science scopolamine skeletal solanaceae spasm stick stramonium structure white