Final answer:
Combining alcohol and cocaine can produce a dangerous interaction that increases health risks rather than simply enhancing the euphoric effects of either substance.
Step-by-step explanation:
When drinking alcohol before using cocaine, the effects are not a straightforward combination of the two substances. While both substances can produce feelings of euphoria, their interaction can lead to dangerous health risks. Alcohol, being a depressant, can lead to impaired motor control and decision-making. On the other hand, cocaine is a powerful stimulant that increases dopamine levels in the brain, leading to the drug's 'high' and its addictive properties. When mixed, alcohol may slightly enhance the euphoric effects of cocaine, but the primary outcome is a dangerous interaction leading to increased health risks, including a higher likelihood of overdose, heart problems, and addiction.