Poisoning with anti-hypertensive drugs: beta-adrenoceptor blocker drugs.

The effects of poisoning with beta-blockers may be serious, but are usually self-limiting provided adequate support is given. If there is no evidence of toxicity and the degree of overdose is small, clinical observation may be all that is required. This review examines the cases of overdosage with beta-blockers reported in the literature, the presenting symptoms and possible strategems of management for such patients.