1976451-overview

Severe infections: 50 to 100 mg/kg orally per day, given in equally divided doses.



15 years and older: 250 to 333 mg orally every 6 hours OR 500 mg orally every 12 hours. In general, a treatment duration of 7 to 14 days is recommended for most indications.

Duration of therapy: 7 to 14 days. 2002 Dosage for skin and skin structure infection Adult dosage (ages 18 to 64 years) 1–4 grams per day taken in divided doses.

Medscape prescription drug monographs are based on FDA-approved labeling information, unless otherwise noted, combined with additional data derived from primary medical literature. The brand name for cephalexin is Keflex.

It works by fighting bacteria in your body.

The FDA-approved dosage is 1 to 4 g daily, divided in 2 to 4 doses and generally 250 mg PO every 6 hours or 500 mg PO every 12 hours; higher doses may be necessary for more severe infections. Drugs Diseases & Conditions


1890801-overview

It is recommended to take 250 mg every 6 hours or, in some cases, 500 mg every 12 hours.

Very severe infections may require up to 4 gm of cephalexin daily. informational and educational purposes only. Available for Android and iOS devices. 250 mg PO q6hr or 500 mg PO q12hr; dosage range, 1-4 g/day in divided doses. Individual plans may vary 2002



Your list will be saved and can be edited at any time.The above information is provided for general

250 mg PO q6hr; dosage range, 1-4 g/day in divided doses250 mg PO q6hr; dosage range, 1-4 g/day in divided doses250 mg PO q6hr or 500 mg PO q12hr; dosage range, 1-4 g/day in divided doses250 mg PO q6hr; dosage range, 1-4 g/day in divided doses250 mg PO q6hr or 500 mg PO q12hr; dosage range, 1-4 g/day in divided doses250 mg PO q6hr; dosage range, 1-4 g/day in divided doses250 mg PO q6hr or 500 mg PO q12hr; dosage range, 1-4 g/day in divided doses500 mg PO q6hr; dosage range, 1-4 g/day in divided doses<15 years: 25-50 mg/kg/day PO divided q6-8hr for 10 days; not to exceed 4 g/day >15 years: 250 mg PO q6hr; dosage range, 1-4 g/day in divided doses25-50 mg/kg/day PO divided q6-8hr for 10 days; not to exceed 4 g/day 25-50 mg/kg/day PO divided q6-8hr for 10 days; not to exceed 4 g/day 25-50 mg/kg/day PO divided q6-8hr for 10 days; not to exceed 4 g/day 75-100 mg/kg/day PO divided q6hr for 10 days; not to exceed 4 g/day 25-50 mg/kg/day PO divided q6-8hr for 10 days; not to exceed 4 g/day 25-50 mg/kg/day PO divided q6-8hr for 10 days; not to exceed 4 g/day 25-50 mg/kg PO q12hr for 10 days; not to exceed 500 mg q12hr Adolescents: 500 mg PO q6hr; dosage range, 1-4 g/day in divided dosesEndocarditis prophylaxis is appropriate only for high-risk patients, per American Heart Association guidelinesAdjust dose in severe renal insufficiency (high doses may cause CNS toxicity)Superinfections and promotion of nonsusceptible organisms may occur with prolonged use or repeated therapyProlonged treatment, hepatic or renal disease, or nutritional deficiency may be associated with increased international normalized ratio (INR)Prolonged use is associated with fungal or bacterial superinfectionUse with caution in patients with history of hypersensitivity to penicillinAvailable data from published epidemiologic studies and pharmacovigilance case reports over several decades with cephalosporin use, use in pregnant women have not established drug-associated risks of major birth defects, miscarriage, or adverse maternal or fetal outcomesData from a published clinical lactation study reports that cephalexin is present in human milk; relative infant dose (RID) is considered to be <1% of maternal weight adjusted dose; there are no data on effects of cephalexin on breastfed child or on milk productionDevelopment of health benefits of breastfeeding should be considered along with mother’s clinical need for therapy and any potential adverse effects on breastfed child from therapy or from underlying maternal conditionA: Generally acceptable.

1210342-overview Mild to moderate infections: 25 to 50 mg/kg orally per day, given in equally divided doses.

2002

Cephalexin is a cephalosporin (SEF a low spor in) antibiotic. If you log out, you will be required to enter your username and password the next time you visit. Skin/Skin Structure Infections. and formulary information changes.

Cephalexin may also be used for purposes not listed in this medication guide. Maximum dose is 4 g/day. All material on this website is protected by copyright, Copyright © 1994-2020 by WebMD LLC. Select one or more newsletters to continue. Cephalexin is used to treat infections caused by bacteria, including upper respiratory infections, ear infections, skin infections, urinary tract infections and bone infections.


The type of skin infection including its severity will determine how long it takes for it to clear up. Please confirm that you would like to log out of Medscape.

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Controlled studies in pregnant women show no evidence of fetal risk.Binds to one or more of the penicillin binding proteins, which in turn inhibits synthesis of bacterial cell wallBioavailability: 90%; absorption delayed in young childrenPeak plasma concentration: 10-18 mcg/mL (500-mg dose)Distributed widely into most tissues and fluids; penetrates CSF poorlyAdding plans allows you to compare formulary status to other drugs in the same class.To view formulary information first create a list of plans. 250 mg PO q6hr; dosage range, 1-4 g/day in divided doses.

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