Table 1: The incidence of adverse events reported in more than 5% of participants and the doses at which they occurred [8].

Adverse Effect Placebo n = 75 Balovaptan 1.5 mg n = 32 Balovaptan 4 mg n = 77 Balovaptan 10 mg n = 39
Headache 21.3% 12.5% 13% 12.8%
Anxiety 8% 6.3% 0 10.3%
Fatigue 6.7% 6.3% 1.3% 10.3%
Abdominal discomfort 2.7% 0 2.6% 10.3%
Upper airway infection 5.3% 3.1% 9.1% 5.1%
Weight gain 2.7% 12.5% 5.2% 0
Nasopharyngitis 4% 9.4% 5.2% 0
Irritability 5.3% 3.1% 9.1% 5.1%