naloxone binds to gaba receptors, thus blocking the binding of opioids - isometric view 3d

naloxone hydrochloride opioid antagonist synthetic morphinane alkaloid opioids heroin overdose morphine emergency restore breathing drug addiction rehab cure cardiac arrest fast heart rate shaking sweating restlessness agitation nausea vomiting faint black unconscious tremor users receptor central nervous system respiratory harm reduction deaths benzodiazepine depression clonidine sympathetic services intramuscular intravenous injected nasal spray syringe antidote aid abuse vial epidemic social issues mental problems isolation