Cephalexin (Keflex) is a first-generation cephalosporin antibiotic used mainly for deep skin infections, such as bumblefoot. It is only effective against susceptible bacterial infections, mainly those that are associated with Gram-positive organisms.
Drug form: It comes available as an oral suspension (25-100 mg/ml), given orally.
Typical Dosage: 35-50 mg/kg given orally, every four hours. When treating skin-related S. aureus infections, dose of 100 mg/kg, given orally three times a day for 14-21 days has been used with success.
Egg Withdrawal Period: In the United States, Ireland, and the United Kingdom, cephalexin is approved for use in laying poultry producing eggs intended for human consumption when its given in accordance with each product manufacturer's label directions; where it has a 0-day egg withdrawal period.