A 48-year-old man with a 30-pack-year smoking history wants help to stop smoking. He has no major comorbidities and is motivated to quit. What is the most appropriate first-line pharmacological support to offer alongside behavioural support?ANicotine replacement therapy or Varenicline, according to preference and contraindicationsBLong-term benzodiazepinesCHigh-dose oral steroidsDOral antibioticsENo pharmacological support is recommendedCheck my answer