1 patient in the control group was excluded due to allocation error
Palpitation and hands tremor considered to be attributed to Meptin tablets were observed in 6 patients (4/2) Rash considered to be attributed to TJ-29 treatment was observed in 1 patient in the trial group
9 patients dropped out because of being lost to follow-up, poor compliance, and concomitantly taking other antitussive drugs (4/5)
Dry mouth was observed in 35 patients (7/28); dizziness was observed in 25 patients (1/24); drowsiness was observed in 14 patients in the control group; nausea was observed in 12 patients (2/9); constipation was observed in 9 patients (1/8)
T: extract granules of Feng-han decoction or Feng-re decoction; C: placebo
Ten
Obvious effective rate; cough relief time
23 patients dropped out. Of which, 10 patients were lost to follow-up (6/4), 12 patients were required to withdraw (9/3), and 1 patient in the control group refused to take drug because of inefficacy
Adverse events without further specifications were observed in 37 patients (17/20)
3 patients were excluded due to violating protocol (H: 1/C:2); 5 patients dropped out due to being lost to follow-up (H:3/L:2); 4 patients dropped out due to other reasons (H: 1/L:2/C:1)
Dizziness, arm itching, urinary tract infection, leukocytosis, abnormal liver function, and rough tongue were observed in 9 patients (H: 4/L:4/C:1)