Preliminary Clinical Study on the Effect of L-ornithine on the Efficacy of Ustekinumab in Patients With Crohn's Disease

L-ornithine is an amino acid that helps the liver clear toxic ammonia and plays an important role in liver protection and treatment of hepatic encephalopathy. Now Foods L-ornithine capsules are an ornithine supplement containing 500mg of L-ornithine per capsule. Patients in the L-ornithine supplementation group take ornithine capsules orally twice a day, three capsules each time, for 8 weeks.