Arrange- Full blood count, Urea and electrolytes, Liver function tests, especially alanine aminotransferase (ALT) and gamma glutamyl transferase (GGT), Clotting screen, HbA1c, Thyroid function tests (TFTs), Ferritin level, Hepatitis B surface antigen (HBsAg) or antibody to hepatitis B core antigen (anti-HBc), Hepatitis A immunoglobulin M (HAV-IgM), HIV test, Screen for STI, Advice on smoking cessation