0 a drug that slows the rate of the body's functions:
Alcohol is a depressant.
2 a substance that causes you to feel sad or calm
It can intensify alcohol's effects and is also said to be more dangerous when taken with other depressant drugs.
The brain becomes more alert as the depressant effects of alcohol fade.
People often think the stimulant effect of caffeine counteracts the depressant effect of alcohol, but that's not true.
Because the respiratory depressant effects of methadone may last up to 48 hours, there may be a considerable time during which the victim appears to be asleep and snoring, although unwakeable.
The drug is depressant to the central nervous system at therapeutic doses.
Reversible abnormalities in ventricular function are commonly seen in subjects with chronic renal failure, an effect which has been attributed to circulating myocardial depressant factors.
Treatment with diazepam, however, had a further depressant action, practically abolishing feeding altogether.
The depressant effects of methacholine on visually evoked activity were usually accompanied by an increase in the ongoing activity of the neurone.
