SKIN - Cat-Scratch (Bartonella henselae) Benefit of antimicrobial therapy in immunocompetent persons is not clearly established. Disease is generally self-limited.
Azithromycin (Zithromax^®) Pregnancy: B; Lactation: Unk	Children ≥6 months: 10 mg/kg/day (max 500 mg) once daily × 1 day, then 5 mg/kg/day (max 250 mg) once daily × 4 days	Important side effects: Palpitation, chest pain, jaundice.
Tabs: 250 mg and Z-Pak Oral Susp: 100 mg/5 mL, 200 mg/5 mL	100 mg/5 mL 10 kg (22 lb) = 1 tsp (5 mL)/day × 1 day, then ½ tsp (2.5 mL) daily for days 2-5. 200 mg/5 mL 20 kg (44 lb) = 1 tsp (5 mL)/day × 1 day, then ½ tsp (2.5 mL) daily for days 2-5.	Food: Oral suspension and capsules should be taken 1 hour before or 2 hours after food. Tablets may be taken without regard to food.
	30 kg (66 lb) = 1.5 tsp/day × 1 day, then ¾ tsp daily for days 2-5. Adult: Dispense one Z-Pak.
Ciprofloxacin (Cipro^®) Pregnancy: C; Lactation: Unsafe Tabs: 250 mg, 500 mg, 750 mg	Adult: 500 mg PO twice daily for 10-14 days.	Food: Take on empty stomach 1 hour before or 2 hours after a meal. May take with food if it causes GI upset, but avoid large amounts of dairy products. May take 2 hours before or 6 hours after sucralfate, antacids, aluminum, magnesium, calcium, zinc, iron, vitamins, or mineral supplements. Important side effects: Photosensitivity, dizziness. Reduce dose in renal disease (CrCl <50 mL/min).