Table 2. Cocaine-Induced Changes in Mean Arterial Pressure and Heart Rate at the Time of DM CocE Administration.
Mean arterial pressure |
M1 |
F1 |
M2 |
F2 |
---|---|---|---|---|
Baseline MAP (mm Hg)a |
95.4 (2.2) |
94.4 (1.7) |
86.4 (8.1) |
96.7 (0.9) |
Dosing condition | MAP (mm Hg) 10-min after cocaineb | |||
PBS | 128.5 | 128.4 | 148.9 | 170.3 |
0.032 mg/kg DM CocE | 140.6 | 126.3 | ND | ND |
0.1 mg/kg DM CocE | 141.9 | 131.5 | ND | ND |
0.32 mg/kg DM CocE | 127.9 | 125.6 | 140.0 | 160.3 |
1.0 mg/kg DM CocE | 128.8 | 132.1 | ND | 170.0 |
3.2 mg/kg DM CocE | 128.4 | 125.7 | 160.8 | 161.0 |
Heart rate |
M1 |
F1 |
M2 |
F2 |
Baseline heart rate (b.p.m.)a |
135.2 (5.4) |
142.4 (2.4) |
83.5 (7.9) |
151.4 (4.1) |
Dosing condition |
HR (b.p.m.) 10-min after cocaineb |
|||
PBS | 130.2 | 170.4 | 104.4 | 179.3 |
0.032 mg/kg DM CocE | 188.7 | 166.8 | ND | ND |
0.1 mg/kg DM CocE | 199.9 | 165.1 | ND | ND |
0.32 mg/kg DM CocE | 141.4 | 170.0 | 115.5 | 147.7 |
1.0 mg/kg DM CocE | 133.1 | 159.6 | ND | 183.8 |
3.2 mg/kg DM CocE | 169.9 | 168.3 | 116.1 | 180.3 |
Abbreviation: ND, not determined.
Values represent the mean±SEM MAP or HR for the 15-min periods before i.v. administration of 3.2 mg/kg cocaine (M1, F1, and F2) or 1.0 mg/kg cocaine (M2) across dosing conditions.
Values represent the MAP or HR for the 1-min period immediately before the administration of PBS or DM CocE.