A Clinical Trial of Safety and Tolerance of TQH3821 Tablets in Adult Healthy Subjects

TQH3821 tablets is an Interleukin-1 receptor-associated kinase 4 inhibitor that exhibits a high degree of inhibitory activity against IRAK4 kinase.

TQH3821 tablets (Placebo) is a placebo produced with reference to TQH3821 tablets, which has no effect on IRAK4 kinase.

Methotrexate tablets is a folic acid antagonist, which belongs to an anti-rheumatic drug to improve the condition