The table below summarises characteristic (if not necessarily the most common) side-effects of drugs used to treat hypertension
| Drug | Side-effect |
|---|---|
| ACE inhibitors | • Cough |
| • Hyperkalaemia | |
| Bendroflumethiazide | • Gout |
| • Hypokalaemia | |
| • Hyponatraemia | |
| • Impaired glucose tolerance | |
| Calcium channel blockers | • Headache |
| • Flushing | |
| • Ankle oedema | |
| Beta-blockers | • Bronchospasm (especially in asthmatics) |
| • Fatigue | |
| • Cold peripheries | |
| Doxazosin | • Postural hypotension |