Table 1.

Most frequent adverse events during a 6 months treatment with 0.4 mg tamsulosin o.d.

Adverse event	n	% (95% CI)
Dizziness	45	2.5 (1.85, 3.36)
Abnormal ejaculation	29	1.6 (1.09, 2.33)
Headache	29	1.6 (1.09, 2.33)
Hypotension	26	1.5 (0.95, 2.13)
Gastrointestinal disorder	18	1.0 (0.60, 1.59)
Nausea	17	1.0 (0.56, 1.52)
Cardiovascular disorder	11	0.6 (0.31, 1.10)
Impotence	10	0.6 (0.27, 1.03)
Dry mouth	9	0.5 (0.23, 0.96)
Sweating	9	0.5 (0.23, 0.96)
Arrhythmia	8	0.4 (0.19, 0.88)
Postural hypotension	7	0.4 (0.16, 0.81)
Pruritus	7	0.4 (0.16, 0.81)

Five cases (0.3% [95% CI 0.09, 0.65%]) each were seen for death, allergic reaction, asthenia, infection, paraesthesia and tachycardia.