Brand names: Adoxa Pak, Adoxa®, Alodox™ , Atridox™, Bio-Tab™, Doryx®, Doxal™, Doxy™, Monodox®, Oracea™, Periostat®, Vibra-Tabs®, Vibramycin®
Adult Min/Max Dose: 100.0mg/600.0mg
Adults: The usual dose of oral doxycycline is 200 mg on the first day of treatment (administered 100 mg every 12 hours) followed by a maintenance dose of 100 mg/day. The maintenance dose may be administered as a single dose or as 50 mg every 12 hours. In the management of more severe infections (particularly chronic infections of the urinary tract), 100 mg every 12 hours is recommended.
For children above eight years of age: The recommended dosage schedule for children weighing 45 kg (100 lb) or less is 4.4 mg/kg (2 mg/lb) of body weight divided into two doses on the first day of treatment, followed by 1 mg/lb of body weight given as a single daily dose or divided into two doses on subsequent days. For more severe infections up to 4.4 mg/kg (2 mg/lb) of body weight may be used. For children over 45 kg (100 lb), the usual adult dose should be used.













