Ceftaroline, Ceftofibrole I N T R O D U C T I O N INTRODUCTION
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Mediated Peptidoglycan Cross-Linking and B-Lactam Resistance In
RESEARCH ARTICLE Factors essential for L,D-transpeptidase- mediated peptidoglycan cross-linking and b-lactam resistance in Escherichia coli Jean-Emmanuel Hugonnet1,2,3, Dominique Mengin-Lecreulx4, Alejandro Monton5, Tanneke den Blaauwen5, Etienne Carbonnelle1,2,3, Carole Veckerle´ 1,2,3, Yves, V. Brun6, Michael van Nieuwenhze6, Christiane Bouchier7, Kuyek Tu1,2,3, Louis B Rice8, Michel Arthur1,2,3* 1INSERM, UMR_S 1138, Centre de Recherche des Cordeliers, Paris, France; 2Sorbonne Universite´s, UPMC Universite´ Paris 06, UMR_S 1138, Centre de Recherche des Cordeliers, Paris, France; 3Universite´ Paris Descartes, Sorbonne Paris Cite´, UMR_S 1138, Centre de Recherche des Cordeliers, Paris, France; 4Institute for Integrative Biology of the Cell (I2BC), CEA, CNRS, Universite´ Paris-Sud, Universite´ Paris-Saclay, Gif-sur-Yvette, France; 5Bacterial Cell Biology and Physiology, Swammerdam Institute for Life Sciences, University of Amsterdam, Amsterdam, Netherlands; 6Indiana University, Indiana, United States; 7Institut Pasteur, Paris, France; 8Rhode Island Hospital, Brown University, Providence, United States Abstract The target of b-lactam antibiotics is the D,D-transpeptidase activity of penicillin- binding proteins (PBPs) for synthesis of 4fi3 cross-links in the peptidoglycan of bacterial cell walls. Unusual 3fi3 cross-links formed by L,D-transpeptidases were first detected in Escherichia coli more than four decades ago, however no phenotype has previously been associated with their synthesis. Here we show that production of the L,D-transpeptidase YcbB in combination with elevated *For correspondence: michel. synthesis of the (p)ppGpp alarmone by RelA lead to full bypass of the D,D-transpeptidase activity [email protected] of PBPs and to broad-spectrum b-lactam resistance. -
Cefditoren Pivoxil) Tablets 200 and 400 Mg
SPECTRACEF® (cefditoren pivoxil) Tablets 200 and 400 mg. To reduce the development of drug-resistant bacteria and maintain the effectiveness of SPECTRACEF® and other antibacterial drugs, SPECTRACEF® should be used only to treat infections that are proven or strongly suspected to be caused by bacteria. DESCRIPTION SPECTRACEF® tablets contain cefditoren pivoxil, a semi-synthetic cephalosporin antibiotic for oral administration. It is a prodrug which is hydrolyzed by esterases during absorption, and the drug is distributed in the circulating blood as active cefditoren. Chemically, cefditoren pivoxil is (-)-(6R,7R)-2,2-dimethylpropionyloxymethyl 7-[(Z)-2-(2-aminothiazol-4-yl)-2-methoxy iminoacetamido]-3-[(Z)-2-(4-methylthiazol-5-yl)ethenyl]-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate. The empirical formula is C25H28N6O7S3 and the molecular weight is 620.73. The structural formula of cefditoren pivoxil is shown below: cefditoren pivoxil The amorphous form of cefditoren pivoxil developed for clinical use is a light yellow powder. It is freely soluble in dilute hydrochloric acid and soluble at levels equal to 6.06 mg/mL in ethanol and <0.1 mg/mL in water. SPECTRACEF® (cefditoren pivoxil) tablets contain 200 mg or 400 mg of cefditoren as cefditoren pivoxil and the following inactive ingredients: croscarmellose sodium, D-mannitol, hydroxypropyl cellulose, hypromellose, magnesium stearate, sodium caseinate (a milk protein), and sodium tripolyphosphate. The tablet coating contains carnauba wax, hypromellose, polyethylene glycol, and titanium dioxide. Tablets are printed with ink containing D&C Red No. 27, FD&C Blue No. 1, propylene glycol, and shellac. CLINICAL PHARMACOLOGY Pharmacokinetics Absorption Oral Bioavailability Following oral administration, cefditoren pivoxil is absorbed from the gastrointestinal tract and hydrolyzed to cefditoren by esterases. -
Medical Review(S) Clinical Review
CENTER FOR DRUG EVALUATION AND RESEARCH APPLICATION NUMBER: 200327 MEDICAL REVIEW(S) CLINICAL REVIEW Application Type NDA Application Number(s) 200327 Priority or Standard Standard Submit Date(s) December 29, 2009 Received Date(s) December 30, 2009 PDUFA Goal Date October 30, 2010 Division / Office Division of Anti-Infective and Ophthalmology Products Office of Antimicrobial Products Reviewer Name(s) Ariel Ramirez Porcalla, MD, MPH Neil Rellosa, MD Review Completion October 29, 2010 Date Established Name Ceftaroline fosamil for injection (Proposed) Trade Name Teflaro Therapeutic Class Cephalosporin; ß-lactams Applicant Cerexa, Inc. Forest Laboratories, Inc. Formulation(s) 400 mg/vial and 600 mg/vial Intravenous Dosing Regimen 600 mg every 12 hours by IV infusion Indication(s) Acute Bacterial Skin and Skin Structure Infection (ABSSSI); Community-acquired Bacterial Pneumonia (CABP) Intended Population(s) Adults ≥ 18 years of age Template Version: March 6, 2009 Reference ID: 2857265 Clinical Review Ariel Ramirez Porcalla, MD, MPH Neil Rellosa, MD NDA 200327: Teflaro (ceftaroline fosamil) Table of Contents 1 RECOMMENDATIONS/RISK BENEFIT ASSESSMENT ......................................... 9 1.1 Recommendation on Regulatory Action ........................................................... 10 1.2 Risk Benefit Assessment.................................................................................. 10 1.3 Recommendations for Postmarketing Risk Evaluation and Mitigation Strategies ........................................................................................................................ -
Use of Ceftaroline Fosamil in Children: Review of Current Knowledge and Its Application
Infect Dis Ther (2017) 6:57–67 DOI 10.1007/s40121-016-0144-8 REVIEW Use of Ceftaroline Fosamil in Children: Review of Current Knowledge and its Application Juwon Yim . Leah M. Molloy . Jason G. Newland Received: November 10, 2016 / Published online: December 30, 2016 Ó The Author(s) 2016. This article is published with open access at Springerlink.com ABSTRACT infections, CABP caused by penicillin- and ceftriaxone-resistant S. pneumoniae and Ceftaroline is a novel cephalosporin recently resistant Gram-positive infections that fail approved in children for treatment of acute first-line antimicrobial agents. However, bacterial skin and soft tissue infections and limited data are available on tolerability in community-acquired bacterial pneumonia neonates and infants younger than 2 months (CABP) caused by methicillin-resistant of age, and on pharmacokinetic characteristics Staphylococcus aureus, Streptococcus pneumoniae in children with chronic medical conditions and other susceptible bacteria. With a favorable and those with invasive, complicated tolerability profile and efficacy proven in infections. In this review, the microbiological pediatric patients and excellent in vitro profile of ceftaroline, its mechanism of action, activity against resistant Gram-positive and and pharmacokinetic profile will be presented. Gram-negative bacteria, ceftaroline may serve Additionally, clinical evidence for use in as a therapeutic option for polymicrobial pediatric patients and proposed place in therapy is discussed. Enhanced content To view enhanced content for this article go to http://www.medengine.com/Redeem/ 1F47F0601BB3F2DD. Keywords: Antibiotic resistance; Ceftaroline J. Yim (&) fosamil; Children; Methicillin-resistant St. John Hospital and Medical Center, Detroit, MI, Staphylococcus aureus; Streptococcus pneumoniae USA e-mail: [email protected] L. -
Cefalexin in the WHO Essential Medicines List for Children Reject
Reviewer No. 1: checklist for application of: Cefalexin In the WHO Essential Medicines List for Children (1) Have all important studies that you are aware of been included? Yes No 9 (2) Is there adequate evidence of efficacy for the proposed use? Yes 9 No (3) Is there evidence of efficacy in diverse settings and/or populations? Yes 9 No (4) Are there adverse effects of concern? Yes 9 No (5) Are there special requirements or training needed for safe/effective use? Yes No 9 (6) Is this product needed to meet the majority health needs of the population? Yes No 9 (7) Is the proposed dosage form registered by a stringent regulatory authority? Yes 9 No (8) What action do you propose for the Committee to take? Reject the application for inclusion of the following presentations of cefalexin: • Tablets/ capsules 250mg • Oral suspensions 125mg/5ml and 125mg/ml (9) Additional comment, if any. In order to identify any additional literature, the following broad and sensitive search was conducted using the PubMed Clinical Query application: (cephalexin OR cefalexin AND - 1 - pediatr*) AND ((clinical[Title/Abstract] AND trial[Title/Abstract]) OR clinical trials[MeSH Terms] OR clinical trial[Publication Type] OR random*[Title/Abstract] OR random allocation[MeSH Terms] OR therapeutic use[MeSH Subheading]) Only one small additional study was identified, which looked at the provision of prophylactic antibiotics in patients presenting to an urban children's hospital with trauma to the distal fingertip, requiring repair.1 In a prospective randomised control trial, 146 patients were enrolled, of which 69 were randomised to the no-antibiotic group, and 66 were randomised to the antibiotic (cefalexin) group. -
Ladenburg Thalmann Healthcare Conference
Ladenburg Thalmann Healthcare Conference July 13, 2021 Forward-looking Statements This presentation contains forward-looking statements as defined in the Private Securities Litigation Reform Act of 1995 regarding, among other things, the design, initiation, timing and submission to the U.S. Food and Drug Administration (FDA) of a New Drug Application (NDA) for tebipenem HBr and the potential approval of tebipenem HBr by the FDA; future commercialization, the potential number of patients who could be treated by tebipenem HBr and market demand for tebipenem HBr generally; expected broad access across payer channels for tebipenem HBr; the expected pricing of tebipenem HBr and the anticipated shift in treating patients from intravenous to oral administration; the initiation, timing, progress and results of the Company’s preclinical studies and clinical trials and its research and development programs, including management’s assessment of such results; the direct and indirect impact of the pandemic caused by an outbreak of a new strain of coronavirus on the Company’s business and operations; the timing of the availability of data from the Company’s clinical trials; the timing of the Company’s filings with regulatory agencies; product candidate benefits; competitive position; business strategies; objectives of management; potential growth opportunities; potential market size; reimbursement matters; possible or assumed future results of operations; projected costs; and the Company’s cash forecast and the availability of additional non-dilutive funding from governmental agencies beyond any initially funded awards. In some cases, forward-looking statements can be identified by terms such as “may,” “will,” “should,” “expect,” “plan,” “aim,” “anticipate,” “could,” “intent,” “target,” “project,” “contemplate,” “believe,” “estimate,” “predict,” “potential” or “continue” or the negative of these terms or other similar expressions. -
28912 Oxoid FDA Cartridge Tables:1
* Adapted in part from CLSI document M100-S23 (M02-A11) : “Disc diffusion supplemental tablesʼʼ Performance standards for antimicrobial susceptibility testing. The complete standard may be obtained from the Clinical and Laboratory Standards Institute, 940 West Valley Road, Suite 1400, Wayne, PA 19807. Test Cultures (zone diameters in mm) Antimicrobial Agent Disc Code Potency Resistant Intermediate Susceptible Amikacin AK 30 μg EnterobacteriaceaeK, P. aeruginosa, Acinetobacter spp., and Staphylococcus spp. ≤14 15-16 ≥17 Amoxycillin - Clavulanic Acid AMC 20/10 μg EnterobacteriaceaeE ≤13 14-17 ≥18 Staphylococcus spp.A,Q ≤19 — ≥20 Haemophilus spp.A,Y ≤19 — ≥20 AmpicillinC,n AMP 10 μg EnterobacteriaceaeE and Vibrio choleraef ≤13 14-16 ≥17 Staphylococcus spp.A,Q ≤28 — ≥29 Enterococcus spp.A,V,W,k,m ≤16 — ≥17 Haemophilus spp.Y ≤18 19-21 ≥22 Streptococcus spp. ß-Hemolytic GroupA,d — — ≥24 Ampicillin – Sulbactam SAM 10/10 μg EnterobacteriaceaeE, Acinetobacter spp., and Staphylococcus spp. ≤11 12-14 ≥15 Haemophilus spp.A,Y ≤19 — ≥20 Azithromycin AZM 15 μg Staphylococcus spp., Streptococcus spp Viridans Groupn, ß-Hemolytic Group, and S. pneumoniae) ≤13 14-17 ≥18 Neisseria meningitidisA,i — — ≥20 Haemophilus spp.A — — ≥12 Aztreonam ATM 30 μg EnterobacteriaceaeE ≤17 18-20 ≤21 P. aeruginosa ≤15 16-21 ≥22 Haemophilus spp.A — — ≥26 CAR 100 μg Carbenicillin Enterobacteriaceae ≤19 20-22 ≥23 Pseudomonas aeruginosaP ≤13 14-16 ≥17 CEC 30 μg Cefaclor Enterobacteriaceae and Staphylococcus spp. ≤14 15-17 ≥18 Haemophilus spp.Y ≤16 17-19 ≥20 MA 30 μg Cefamandole EnterobacteriaceaeD,E and Staphylococcus spp. ≤14 15-17 ≥18 CefazolinG KZ 30 μg Staphylococcus spp. -
Cefixime (Suprax) Division of Disease Control What Do I Need to Know?
Division of Disease Control What Do I Need To Know? Cefixime (Suprax) About your medicine: Cefixime is used to treat bacterial infections in many different parts of the body. This medicine will not work for colds, flu, or other viral infections. It may be used to other problems as determined by your healthcare provider. These instructions will help you receive the optimum benefits from Cefixime. Before taking this medication: Tell your doctor, nurse or healthcare provider if you… . Have any allergies to medications (especially cephalosporins and penicillin) . Take any other medications . Have medical condition (especially kidney or eye problems) . Are pregnant, breast-feeding or trying to become pregnant . History of convulsions Possible side effects of this medicine: If these symptoms continue or become severe, call your health care provider… . Nausea, vomiting, diarrhea . Gas . Indigestion . Dyspepsia (upset stomach) . Abdominal pain . Muscle cramps, stiffness, spasms . If your symptoms do not improve within a few days, notify your healthcare provider How to take this medicine: . This is the only dose of this medicine you will receive . Take this medication with a full glass (8 ounces) of water, preferably after a meal . DO NOT take with milk or other dairy products, or any products containing magnesium or calcium (such as antacids), iron or aluminum within 2 hours of the time you take this medicine . Drink several additional glasses of water today Warning: Call a healthcare professional immediately if you develop any of the following: . Difficulty breathing . Hives/skin rash Sexual Behavior: Abstain from any type of sexual activity for 7 days after treatment of self and partner For more information, contact the NDDoH STD Program at 701.328.2378 or toll-free 800.472.2180 Page 1 of 1 Last Updated: 4/3/2012 . -
12. What's Really New in Antibiotic Therapy Print
What’s really new in antibiotic therapy? Martin J. Hug Freiburg University Medical Center EAHP Academy Seminars 20-21 September 2019 Newsweek, May 24-31 2019 Disclosures There are no conflicts of interest to declare EAHP Academy Seminars 20-21 September 2019 Antiinfectives and Resistance EAHP Academy Seminars 20-21 September 2019 Resistance of Klebsiella pneumoniae to Pip.-Taz. olates) EAHP Academy Seminars 20-21 September 2019 https://resistancemap.cddep.org/AntibioticResistance.php Multiresistant Pseudomonas Aeruginosa Combined resistance against at least three different types of antibiotics, 2017 EAHP Academy Seminars 20-21 September 2019 https://atlas.ecdc.europa.eu/public/index.aspx Distribution of ESBL producing Enterobacteriaceae EAHP Academy Seminars 20-21 September 2019 Rossolini GM. Global threat of Gram-negative antimicrobial resistance. 27th ECCMID, Vienna, 2017, IS07 Priority Pathogens Defined by the World Health Organisation Critical Priority High Priority Medium Priority Acinetobacter baumanii Enterococcus faecium Streptococcus pneumoniae carbapenem-resistant vancomycin-resistant penicillin-non-susceptible Pseudomonas aeruginosa Helicobacter pylori Haemophilus influenzae carbapenem-resistant clarithromycin-resistant ampicillin-resistant Enterobacteriaceae Salmonella species Shigella species carbapenem-resistant fluoroquinolone-resistant fluoroquinolone-resistant Staphylococcus aureus vancomycin or methicillin -resistant Campylobacter species fluoroquinolone-resistant Neisseria gonorrhoae 3rd gen. cephalosporin-resistant -
Medicines to Treat Bacterial Infections
Government of Western Australia North Metropolitan Health Service Women and Newborn Health Service Medicines to treat bacterial infections This brochure contains some information on Important: Antibiotic resistance can the medicines you may have been prescribed affect us all. to treat a bacterial infection either in hospital or on discharge. Please talk to your doctor or Help limit the development of antibiotic pharmacist if you would like more information resistance by using antibiotics correctly. on a specific antibiotic. Make sure you: Take antibiotics exactly as prescribed. What is an antibiotic? • Antibiotics are medicines used to treat • Follow instructions on how many times a infections caused by bacteria. They are not day and for how long to take them. effective against viral infections such as the • Do not stop treatment early, even if you common cold and the ‘flu’. feel better. Medicine Other information Amoxicillin May be taken with or without food. Amoxicillin/ Take with the first bite of a meal. clavulanic acid Cefalexin May be taken with or without food. Take on an empty stomach with a glass of water, 1 hour before or 2 hours after food. Ciprofloxacin Do not take dairy products, antacids, iron, zinc or calcium within 2 hours of the dose. Clindamycin Take with a full glass of water. May be taken with or without food. Take with food or milk. Remain upright for an hour after dose to prevent damage to the Doxycycline lining of your throat. Do not take dairy products, antacids, iron, zinc or calcium within 2 hours of the dose. Take on an empty stomach, 1 hour before or 2 hours after food. -
Product Monograph
Product Monograph PrORB-CEFUROXIME Cefuroxime Axetil Tablets, USP 250 mg and 500 mg cefuroxime/tablet Antibiotic Orbus Pharma Inc. Date of Preparation: February 25, 2009 20 Konrad Crescent Markham, Ontario Control #: 117041 L3R8T4 1 Product Monograph PrORB-CEFUROXIME Cefuroxime Axetil Tablets, USP 250 mg and 500 mg cefuroxime/tablet Antibiotic Actions and Clinical Pharmacology Cefuroxime axetil is an orally active prodrug of cefuroxime. After oral administration, cefuroxime axetil is absorbed from the gastrointestinal tract and rapidly hydrolyzed by nonspecific esterases in the intestinal mucosa and blood to release cefuroxime into the blood stream. Conversion to cefuroxime, the microbiologically active form, occurs rapidly. The inherent properties of cefuroxime are unaltered after its administration as cefuroxime axetil. Cefuroxime exerts its bactericidal effect by binding to an enzyme or enzymes referred to as penicillin-binding proteins (PBPs) involved in bacterial cell wall synthesis. This binding results in inhibition of bacterial cell wall synthesis and subsequent cell death. Specifically, cefuroxime shows high affinity for PBP 3, a primary target for cefuroxime in gram- negative organisms such as E. coli. Comparative Bioavailability Studies A two-way crossover, randomized, blinded, single-dose bioequivalence study was performed on 22 normal, healthy, non-smoking male subjects under fasting conditions. The rate and extent of absorption of cefuroxime axetil was measured and compared following a single oral dose (1 x 500 mg tablet) -
The Efficacy of Cefmetazole Against Pyelonephritis Caused by Extended
International Journal of Infectious Diseases 17 (2013) e159–e163 Contents lists available at SciVerse ScienceDirect International Journal of Infectious Diseases jou rnal homepage: www.elsevier.com/locate/ijid The efficacy of cefmetazole against pyelonephritis caused by extended-spectrum beta-lactamase-producing Enterobacteriaceae a, b c d a,e Asako Doi *, Toshihiko Shimada , Sohei Harada , Kentaro Iwata , Toru Kamiya a Department of Infectious Diseases, Rakuwakai Otowa Hospital, Otowachinji-cho 2, Yamashina-ku, Kyoto, Japan b Department of General Internal Medicine, Nara City Hospital, Nara, Japan c Department of Microbiology and Infectious Diseases, Toho University School of Medicine, Ota-ku, Tokyo, Japan d Division of Infectious Diseases, Kobe University Hospital, Chuo-ku, Kobe, Hyogo, Japan e Department of General Internal Medicine, Rakuwakai Otowa Hospital, Otowachinji-cho 2, Yamashina-ku, Kyoto, Japan A R T I C L E I N F O S U M M A R Y Article history: Objectives: Urinary tract infections (UTIs) caused by extended-spectrum beta-lactamase (ESBL)- Received 3 April 2012 producing Enterobacteriaceae are on the increase. Although cefmetazole is stable in vitro against the Accepted 26 September 2012 hydrolyzing activity of ESBLs, no clinical study has ever evaluated its role in infections caused by these Corresponding Editor: William Cameron, organisms. We therefore evaluated the efficacy of cefmetazole compared to carbapenems against Ottawa, Canada pyelonephritis caused by ESBL-producing Enterobacteriaceae. Methods: A retrospective chart review was conducted at a tertiary care hospital from August 2008 to July Keywords: 2010. Chart reviews were done for patients with ESBL-producing organisms in urine identified in the Extended-spectrum beta-lactamase (ESBL) microbiology database.