Table 4.

Adverse events in groups receiving prophylactic agents for AMS

Adverse event	Rhodiola (n = 102)	Placebo (n = 102)
Difficulty in falling asleep	1 (0.98)	1 (0.98)
Light sleep	3 (2.94)	1 (0.98)
Dizziness	2 (1.96)	0 (0.00)
Drowsiness	2 (1.96)	0 (0.00)
Pruritus	1 (0.98)	1 (0.98)
Dry hand	1 (0.98)	0 (0.00)
Abdominal distension	1 (0.98)	0 (0.00)
General soreness	1 (0.98)	0 (0.00)
Dry mouth	0 (0.00)	3 (2.94)
Headache	0 (0.00)	2 (1.96)
Palpitation	0 (0.00)	2 (1.96)
Flushed face	0 (0.00)	1 (0.98)
Increased urination	0 (0.00)	1 (0.98)

Data are presented as count (%).