The symptom triad indicating a Clozaril-related infection includes which combination?

• A. Sore throat, mouth/gum sores, fever
• B. Rash, joint pain, fever
• C. Cough, chest pain, fever
• D. Nausea, vomiting, fever

Answer: (A)

When a patient is on clozapine, the most dangerous infection risk comes from neutropenia (agranulocytosis). With a low neutrophil count, infections can escalate quickly, and early warning signs are specific: fever together with soreness in the throat and ulcers in the mouth or gums. This combination is the classic signal that an infection may be developing in the setting of neutropenia, which is why it’s emphasized in Clozaril-related monitoring. The other symptom clusters describe more general illness or different adverse effects and don’t point as clearly to a neutropenia-driven infection. So the triad of fever plus sore throat and mouth/gum ulcers best indicates a Clozaril-associated infection, prompting prompt evaluation and neutropenia monitoring.