Is wisdom teeth usually taken out under general anaesthetic?

No: No, but in certain cases it can be done under general: debilitated patients, children, patients with altered mental abilities or per patient request.

Depends: The type of anesthesia offered and/or utilized for the removal of wisdom teeth may depend on who performs your surgery, where it is performed, as well as other factors including the position and development of your teeth, your physical status and any medical problems, as well as your level of apprehension. The dentist or surgeon performing your procedure can best advise you of your options.