title: Changes to Norvir labeling.
mesh_terms: D019380:Anti-HIV Agents / Q000009:adverse effects*; D001145:Arrhythmias, Cardiac / Q000139:chemically induced; D004348:Drug Labeling / Q000331:legislation & jurisprudence*; D006801:Humans; D011358:Product Surveillance, Postmarketing; D019438:Ritonavir / Q000009:adverse effects*
chemical_list: D019380:Anti-HIV Agents; D019438:Ritonavir