Commonly recommended for:
a) Prevention of chloroquine resistant malaria
b) Treatment of Brucella, Q fever, Lyme disease, Tularemia, Rickettsial disease
a) Prevention of malaria: 100mg tablet, 1 tablet by mouth, once a day, starting 2 days prior to, during and for 4 weeks after return from malaria endemic region.
b) Treatment of other illnesses: 100mg tablet, 1 tablet by mouth, twice a day for anywhere from 14 – 21 days depending on the illness (please consult a physician)
Take with food:
Avoid if pregnant
Breast feeding risk:
Avoid if breast feeding
Allergy to doxycycline or tetracycline or any part of the formulation
Children less than 8 years of age
Severe liver dysfunction
Can result in sun burn if skin is exposed; wear long sleeve clothing and protective hats during day light hours.
Common side effects:
Abdominal pain, nausea, vomiting,
Sunburn, rash, darkening of skin pigmentation
Rarely: increased intracranial pressure with headaches, liver toxicity, esophageal ulcers
Common drug interactions:
Increases levels of Coumadin (warfarin) resulting in increased bleeding time.
Increases levels of methotrexate.
Discuss above and other medication interactions with your pharmacist.