The nurse cares for clients at a student health clinic at a large university. Which of the following signs and symptoms should cause the nurse to suspect cocaine abuse in a college student?
1. Frequent sneezing, complaints of a sore throat, and a temperature of 100°F (37.8°C).
2. Diarrhea, vomiting, and abdominal pain.
3. Fatigue, dilated pupils, and anorexia.
4. Complaints of insomnia, rhinorrhea, and facial pain.