title: Amantadine and guanidine are ineffective in ALS.
mesh_terms: D000547:Amantadine / Q000009:adverse effects / Q000627:therapeutic use*; D000690:Amyotrophic Lateral Sclerosis / Q000175:diagnosis / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D004311:Double-Blind Method; D006146:Guanidines / Q000627:therapeutic use*; D006801:Humans
chemical_list: D006146:Guanidines; D000547:Amantadine