Dr. Gregory House frequently uses Vicodin in House M.D.
Vicodin is the brand name associated with a combination of hydrocodone and paracetamol, also called acetaminophen. In the series, House takes it to manage chronic pain caused by permanent damage to his right leg after an infarction in the thigh muscle.
His reliance on the drug is an important continuing part of the character. It affects his relationships, creates professional and legal problems, and becomes a recurring source of conflict with colleagues. The medication is not simply a background prop; it is tied to House’s pain, self-image, and addiction storyline.
Viewers sometimes substitute other strong pain medicines when recalling the show, but Vicodin is the specific drug repeatedly connected with House. The fictional portrayal should not be treated as medical guidance about pain treatment or opioid use.