Stimulants often produce a euphoric effect with some people feeling more alert energetic and confident. Ethanol or ethyl alcohol is the active ingredient found inwine liquors or distilled spirits and beer. Is Alcohol A Depressant Or A Stimulant Pax Memphis Recovery Center This can also make the user dependent on the use of depressants to keep them feeling relaxed but it also increases their risk of abuse and drug overdose. . Effects Stimulants affect the brain and body by speeding up or enhancing processes. Examples of this include taking higher doses to intensify intoxication and taking someone elses prescription. The website rxlist notes that possible side effects of stimulants include stomach upset headache insomnia and sometimes psychosis sudden death stroke and heart attack. Physical dependence normally requires a detoxification process which. Because their actions differ the primary side effects overdose risk and wit...