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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Mar 14, 2025 · Speedballing is a high-risk drug combination of stimulants & opioids with serious health effects. Learn about overdose risks, harm reduction, & recovery options.

Mar 14, 2026 · A speedball is a combination of cocaine and heroin taken together, typically injected. The name refers to mixing a powerful stimulant (“speed”) with a powerful depressant (“downer”) in a …

Oct 19, 2025 · A speedball (cocaine & heroin mix) is extremely dangerous due to competing effects, fentanyl contamination, and high overdose risk.

Jan 6, 2026 · Speedball 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 …

Dec 11, 2025 · Discover the dangers of speed balling, a mix of stimulants and depressants. Learn about its effects, health risks, and effective treatment options

Aug 2, 2024 · What Is a Speedball? The term speedball is commonly applied to any combination of two different drug types: an opioid and a stimulant. 2 The classic “speedball” is specifically heroin and …

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.

Jan 25, 2026 · Speedball can lead to dangerous and possibly fatal side effects. Avenues Recovery discusses what it is and why people take speedball drugs.