Speedball, powerball, or over and under[1] is the polydrug mixture of a stimulant with a depressant, usually an opioid. The most well-known mixture used for recreational drug use is that of cocaine and …

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Jan 6, 2026 · A speedball is a dangerous mix of a stimulant (most often cocaine) and a depressant (most often heroin or another opioid). This combination is especially risky because the opposing …

Dec 2, 2024 · A speedball is a combination of heroin and cocaine taken intravenously. It can cause harmful effects and requires treatment to manage addiction.

Mar 14, 2025 · A speedball is a combination of a stimulant (usually cocaine or methamphetamine) and a CNS depressant (typically an opioid), used simultaneously to produce an intense and dangerous high.

A speedball is a combination of heroin and cocaine that is usually injected, snorted or smoked. The high produced by the stimulant effect of cocaine combined with the depressant effect of heroin is …

Oct 19, 2025 · A speedball is a dangerous combination of a stimulant drug, such as cocaine, and a depressant drug, most commonly heroin. The two drugs have opposite effects on the body, which …

Sep 17, 2024 · What is a speedball, and what are the dangers of using them? Learn about the risks of mixing heroin and cocaine, and get help if you're struggling with addiction.

Jan 25, 2026 · When a speedball is injected, the body is forced to process the two types of drugs simultaneously. Taking heroin and cocaine together causes a “push-pull” reaction in the body.

Nov 7, 2024 · What Is a Speedball? A speedball is a form of polydrug abuse that refers to the combination of stimulant and depressant drugs. This drug combination typically involves …