Answer
Abrupt withdrawal is generally avoided because it can worsen angina, hypertension or other cardiovascular disease; discontinuation should be clinician-directed.
Sources for this answer
- Labetalol 400 mg Film-coated Tablets — Current selected SmPCemc · Summary of Product Characteristics
- Labetalol 5 mg/ml solution for injection/ infusion — Current selected SmPCemc · Summary of Product Characteristics
General medicine information. Follow the instructions for your own medicine and speak to a pharmacist or clinician about your individual circumstances.