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. 2021 Nov 11;29(2):449–467. doi: 10.1007/s40199-021-00422-8

Table 6.

Recruiting status of COVID-19 registered RCTs

Region Drug type
Herbal agents Synthetic agents Herbal and synthetic agents Overall
Not yet recruiting 92 491 1 584(20.8%)
Enrolling by invitation 4 33 0 37(1.3%)
Recruiting 98 1296 3 1397(49.9%)
Active, not recruiting 3 170 0 173(6.2%)
Suspended 3 19 0 22(0.8%)
Terminated 1 26 0 27(1.0%)
Withdrawn 1 65 0 66(2.4%)
Enrollment completed 152 344 0 496(17.7%)
Sum 354 2444 3 2801(100%)