| Adverse Reaction | Placebo (N=576) | Tadalafil 5 mg (N=581) |
|---|---|---|
| Headache | 2.3% | 4.1% |
| Dyspepsia | 0.2% | 2.4% |
| Back pain | 1.4% | 2.4% |
| Nasopharyngitis | 1.6% | 2.1% |
| Adverse Reaction | Placebo (N=576) | Tadalafil 5 mg (N=581) |
|---|---|---|
| Headache | 2.3% | 4.1% |
| Dyspepsia | 0.2% | 2.4% |
| Back pain | 1.4% | 2.4% |
| Nasopharyngitis | 1.6% | 2.1% |