To evaluate the efficacy and safety of Reduning Injection in the treatment of chikungunya fever
Meet the diagnostic criteria for chikungunya fever (can be randomly selected based on suspected cases);
Fever duration ≤ 48 hours, and at the time of consultation, axillary temperature ≥ 38.0℃ (if antipyretic drugs have been taken, the axillary temperature must be ≥ 38.0℃ 4 hours or later after taking the drugs);
The first symptoms of chikungunya fever other than fever have a duration ≤ 72 hours;
At the time of consultation, have one or more of the following symptoms: headache, back pain or generalized muscle pain, nausea and vomiting, joint pain, joint swelling, joint stiffness, rash, and the severity is moderate or above;
Those diagnosed with dengue fever, alphavirus infection, influenza, novel coronavirus infection, infectious erythema, post-infection arthritis (including rheumatic fever), scarlet fever, rickettsial diseases (typhus, scrub typhus), measles, drug-induced rash, etc.;
Acute, chronic stages of chikungunya fever and high-risk populations;
Those with severe primary diseases of the cardiovascular, liver, kidney and hematopoietic systems;
Those with chronic arthritis;