How Alcohol and Drugs Affect Driving
Alcohol (Beer, Wine, Whiskey, Gin, Rum, Vodka, Tequila, etc.)
- Dulls judgment and concentration
- Slows releases and reaction time
- Leads to multiple, blurred and restricted side and night vision
- Hinders muscle control and coordination
- Exaggerates emotions
- Increases drowsiness
Alcohol Plus Marijuana (Any alcoholic beverage and pot, hash
or T.H.C.)
In addition to the effects of alcohol:
- Dulls concentration and reasoning abilities
- Slows reaction time
- Leads to multiple vision and slowed glare recovery time\
- Hinders muscle control coordination, maneuvering ability and
ability to recognize traffic signals
- Affects short term memory and tracking ability
- Increases distraction and drowsiness
Alcohol Plus Antihistamines (Any alcoholic beverage and cold
remedies such as Sudafed, Coricidin)
In addition to the effects of alcohol:
- Dulls judgment and concentration
- Slows reaction time
- Leads to reduced vision
- Hinders coordination
- Increases drowsiness, confusion, and anxiety
Alcohol Plus Tranquilizers (Any alcoholic beverage and sleep
medication such as Valium, Librium, Seconal, etc.)
In addition to the effects of alcohol:
- Dulls judgment and concentration
- Slows reflexes and reaction time
- Leads to multiple, blurred and restricted side and night vision
- Hinders coordination and motor skills
- Increases drowsiness
Courtesy of the National Commission Against Drunk Driving (NCADD)
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