A 28-year-old man with acute psychosis receives high-dose haloperidol in the emergency department. Several hours later, he presents with severe neck extension, jaw spasm, and upward deviation of the eyes. Vital signs show BP 145/92 mmHg, HR 110/min, RR 18/min, temperature 37.8°C. He denies fever onset before medication administration. Serum creatinine is normal. Which of the following is the most appropriate treatment?
- A)Riluzole
- B)BenztropineGABARITO
- C)Valproic acid
- D)Increase the haloperidol dose
- E)Levodopa-carbidopa
Explicação
This patient has acute dystonia. Antimuscarinic therapy such as benztropine restores the dopamine-acetylcholine balance. Ver explicação completa e trilha adaptativa →