Adverse events
Study	Heading 1	Heading 2
Ahmadi 2004	Experimental (n=58): 20 nausea, 13 lethargy, 5 nightmares, 7 dizziness, 10 insomnia, 14 headache, 14 anxiety	Control (n=58): 9 nausea, 0 nighmares, 1 dizziness, 4 insomnia, 6 headache, 10 anxiety
Correa Filho 2013	Experimental (n=50): 26 reported side effects (52%)	Control (n=52): 26 reported side effects (50%)
Likhitsathian 2013	Experimental (n=53): 3.8% headache, 1.9% fatigue, 1.9% somnolence, 0% back pain, 0% tremor, 0% dizziness, 0% numbness, 45.3% parasthesia, 15.1% taste perversion, 17.0% poor appetite, 17.0% impaired concentration, 20.7% pruritus, 1.9% psychomotor retardation, 1.9% joint pain, 0% nervousness, 0% tongue numbness, 0% flushed face	Control (n=53): 0% headache, 1.9% fatigue, 5.7% somnolence, 1.9% back pain, 3.8% tremor, 1.9% dizziness, 1.9% numbness, 17.0% parasthesia, 5.7% taste perversion, 9.4% poor appetite, 11.3% impaired concentration, 15.1% pruritus, 0% psychomotor retardation, 0% joint pain, 1.9% nervousness, 3.8% tongue numbness, 1.9% flushed face