Relaxant potencies of various agents against histamine- and oxo-M-induced contractions
| Agent | Histamine | Oxo-M | Stimulus Inactivation | ||
|---|---|---|---|---|---|
| EC50 | Maximum | EC50 | Maximum | ||
| μM | % | μM | % | % | |
| Forskolin | 0.27 | 100 | 1.54 | 100 | 82 |
| Isoproterenol | 0.01 | 93 | 0.018 | 51 | 68 |
| Dopamine | 0.8 | 57 | 1.2 | 28 | 93 |
| Cicaprost | 0.05 | 34 | 0.5 | 21 | 4 |