Table 2. Pharmacodynamic Characteristics of Prodrugs 1c, 1e, and 3d.
| compound | core | R1 | onset time (s) | duration time (s) | mean change in MAPmax (%) | mean change in heart rate (%) |
|---|---|---|---|---|---|---|
| 1c | I | CH2CH2CH3 | 265.00 ± 162.39h | 1941.90 ± 916.50h | 20.07 ± 21.86f | –29.92 ± 7.50c |
| 1e | I | C(CH3)3 | 157.90 ± 64.68g | 3091.80 ± 633.31 | 14.57 ± 6.32h | –27.08 ± 4.96d |
| 3d | II | CH(CH3)2 | 239.30 ± 80.84h | 3984.10 ± 1077.21 | 22.40 ± 9.98g | –22.88 ± 7.55d |
| Dex-1a | 15.54 ± 4.03h | –41.07 ± 8.04 | ||||
| Dex-2b | 87.80 ± 38.08 | 3312.00 ± 556.74 | 43.55 ± 11.32 | –33.58 ± 11.22 |
Rats received dexmedetomidine by intravenous infusion.
Rats received dexmedetomidine in a single administration.
p < 0.05 versus the Dex-1 group.
p < 0.01 versus the Dex-1 group.
p < 0.001 versus the Dex-1 group.
p < 0.05 versus the Dex-2 group.
p < 0.01 versus the Dex-2 group.
p < 0.001 versus the Dex-2 group.
