“…intravenous, PCC prothrombin complex concentrate, TOF train-offour (stimulations) Rationale Following the use of psychostimulant or hallucinogenic NPS, the toxic features comprise adrenergic signs (tachycardia, hypertension, restlessness, mydriasis), encephalopathy (confusion, hallucinations), serotonergic signs (myoclonus, fever) and/or organ failure [193][194][195][196]. There is a high risk of neurological complications (coma, seizures, stroke), as well as a risk of cardiovascular, respiratory, renal (tubular necrosis due to rhabdomyolysis, tubulo-interstitial nephritis with halogenated cannabinoids), liver and/or haematological failure (disseminated intravascular coagulation, haemorrhage due to contamination of synthetic cannabinoids with vitamin K antagonist rat poisons) [197,198]. Opioid syndrome is observed after consumption of a central nervous system depressant NPS, although atypical features have been reported (tachycardia, hypertension, kidney failure) [199].…”