Cephalexin is indicated for the treatment of respiratory tract infections caused by susceptible isolates of Streptococcus pneumoniae and Streptococcus pyogenes. Streptococcal Pharyngitis. Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes.Mayo Clinic does not endorse companies or products. 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. Do not take more of it, do not take it more often, and do not take it for a longer time than your doctor ordered. © 1998-2020 Mayo Foundation for Medical Education and Research (MFMER). Advertising revenue supports our not-for-profit mission.Check out these best-sellers and special offers on books and newsletters from Mayo Clinic. Follow your doctor's orders or the directions on the label. Do not double doses.Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. 250 mg PO q6hr; dosage range, 1-4 g/day in divided doses. For children over 5 years the usual dose is: Please confirm that you would like to log out of Medscape. The average household teaspoon may not hold the right amount of liquid. If you log out, you will be required to enter your username and password the next time you visit. Drugs 250 mg PO q6hr or 500 mg PO q12hr; dosage range, 1-4 g/day in divided doses.
Procedures 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.
Children - The dose for children is based on their weight and is usually 25-50 mg/kg per day in divided doses,usually taken every 8 hours.
Shake the oral liquid well before each use.
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. The amount of medicine that you take depends on the strength of the medicine. https://profreg.medscape.com/px/getpracticeprofile.do?method=getProfessionalProfile&urlCache=aHR0cHM6Ly9yZWZlcmVuY2UubWVkc2NhcGUuY29tL2RydWcva2VmbGV4LWNlcGhhbGV4aW4tMzQyNDkw 125 mg once daily, dose to be taken at night, alternatively …
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Keep from freezing.Do not keep outdated medicine or medicine no longer needed.Ask your healthcare professional how you should dispose of any medicine you do not use.Store the oral liquid in the refrigerator.