A patient with a history of hyperuricemia and three gouty flares in the past six months is placed on hypouricemic therapy. He is also prescribed a concomitant oral drug for prophylaxis of gouty flare. The second drug interferes with microtubule and spindle formation but its anti-gout actions are not well defined. One of this drug's early signs/symptoms of toxicity is:
A. Diarrhea
B. Fever
C. Hyperthermia
D. Hypotension
E. Tachypnea
Answer: A