<prompt> Which of the following statements about baricitinib is FALSE?Oral JAK inhibitorApproved for use in moderate to severe Crohns diseaseIncreases triglyceridesDose reduction is required in renal and hepatic impairement  <response>: Baricitinib andtofacitinib are oral JANUS kinase inhibitors JAK. These drugs are used in rheumatoid ahritis.Tofacitinib is also used in ulcerative colitis. Major side-effects of these drugs are: Increased risk of infection: TB , Herpes zoster. Increased risk of malignancy like Lymphoma. Hyperiglyceridemia.They require dose reduction in kidney and liver failure. So, they are avoided in lymphopenia and anemia.So, the answer is B because it is not used in Crohns disease. 