Category	Initial therapy			Duration
Adults (including pregnant women and immunocompromised persons)	Ciprofloxacin, 500 mg orally twice daily			60 days
			or
	Doxycycline, 100 mg orally twice daily
Children	Ciprofloxacin, 10 to 15 mg per kg orally every 12 hours*			60 days
			or
	Doxycycline:
		>8 years and >45 kg: 100 mg orally twice daily
		>8 years and <45 kg: 2.2 mg per kg orally twice daily
		<8 years: 2.2 mg per kg orally twice daily