| Side effects | Number of times which the side effects were reported due to the drug (% of times) (n = 630) |
| No side effects | 445 (70.63) |
| Diarrhea | 42 (6.67) |
| Abdominal pain | 25 (3.97) |
| Headache | 20 (3.17) |
| Nausea | 19 (3.02) |
| Dry mouth | 15 (2.38) |
| OAB symptoms, urine frequency/leak, urgency | 10 (1.59) |
| Vomiting | 8 (1.27) |
| Dizziness | 7 (1.11) |
| Sweating | 7 (1.11) |
| Acidity, acute gastritis, belching, bloating, constipation, fullness of abdomen | 6 (0.95) |
| Excessive salivation | 6 (0.95) |
| Neurological complaints | 4 (0.63) |
| Retention of urine | 4 (0.63) |
| Extrapyramidal symptoms-palpitation and tremors | 3 (0.48) |
| Itching | 2 (0.32) |
| Worsening of LUTS | 2 (0.32) |
| Breathlessness | 1 (0.16) |
| Increased BP | 1 (0.16) |
| Myalgia | 1 (0.16) |
| Tolerance with long term use | 1 (0.16) |
| Unresponsive to symptoms | 1 (0.16) |