Doxycycline Hyclate is a bacteriostatic antibiotic used by veterinarians for the
treatment of infections such as Lyme disease, Chlamydia, Rocky Mountain Spotted
Fever, Ehrlichiosis and bacterial infections caused by susceptible organisms.
Dosage and Administration:
Doxycycline is not FDA approved for use in veterinary medicine; however, it is a
commonly accepted practice to use this medication in dogs and cats. The usual
dose of doxycycline in dogs is 2-5mg/pound every 12-24 hours. The usual dose of
doxycycline in cats is 2mg/pound every 12 hours.
Horse: Use has been limited primarily to treating
Ehrlichiosis (EGC). Dose: 10-20 mg/kg every 12 hours orally.
Side effects of doxycycline include vomiting, diarrhea, loss of appetite and
Doxycycline should not be used in animals allergic to it or other tetracycline
antibiotics. Use with caution in animals with impaired liver or kidney function.
Do not use in pregnant, nursing, or growing animals since this medication may
cause slowing of bone growth and discoloration of teeth. Give antacids, vitamin
and mineral combinations, iron, or Pepto-Bismol at least 1 hour before or 4
hours after giving doxycycline. Use caution when given with digoxin or warfarin.
Doxycycline is not affected by food.
Keep this medication in the container it came in, tightly closed. Store at room
temperature, away from excess heat, light and moisture. Do not store in the
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