TRANSPARENCY COMMITTEE Opinion 18 December 2013
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Antibiofilm Efficacy of Tea Tree Oil and of Its Main Component Terpinen-4-Ol Against Candida Albicans
ORIGINAL RESEARCH Periodontics Antibiofilm efficacy of tea tree oil and of its main component terpinen-4-ol against Candida albicans Renata Serignoli Abstract: Candida infection is an important cause of morbidity FRANCISCONI(a) and mortality in immunocompromised patients. The increase in its Patricia Milagros Maquera incidence has been associated with resistance to antimicrobial therapy HUACHO(a) and biofilm formation. The aim of this study was to evaluate the Caroline Coradi TONON(a) efficacy of tea tree oil (TTO) and its main component – terpinen-4-ol – Ester Alves Ferreira BORDINI(a) against resistant Candida albicans strains (genotypes A and B) identified by molecular typing and against C. albicans ATCC 90028 and SC 5314 Marília Ferreira CORREIA(a) reference strains in planktonic and biofilm cultures. The minimum Janaína de Cássia Orlandi inhibitory concentration, minimum fungicidal concentration, and SARDI(b) rate of biofilm development were used to evaluate antifungal activity. Denise Madalena Palomari Results were obtained from analysis of the biofilm using the cell (a) SPOLIDORIO proliferation assay 2,3-Bis-(2-methoxy-4-nitro-5-sulfophenyl)-2H- tetrazolium-5-carboxanilide (XTT) and confocal laser scanning (a) Universidade Estadual Paulista – Unesp, microscopy (CLSM). Terpinen-4-ol and TTO inhibited C. albicans School of Dentistry of Araraquara, Department of Physiology and Pathology, growth. CLSM confirmed that 17.92 mg/mL of TTO and 8.86 mg/mL Araraquara, SP, Brazil of terpinen-4-ol applied for 60 s (rinse simulation) interfered with (b) Universidade Estadual de Campinas – biofilm formation. Hence, this in vitro study revealed that natural Unicamp, School of Dentistry of Piracicaba, substances such as TTO and terpinen-4-ol present promising results Department of Physiological Sciences, for the treatment of oral candidiasis. -
Antifungal Agents in Agriculture: Friends and Foes of Public Health
biomolecules Review Antifungal Agents in Agriculture: Friends and Foes of Public Health Veronica Soares Brauer 1, Caroline Patini Rezende 1, Andre Moreira Pessoni 1, Renato Graciano De Paula 2 , Kanchugarakoppal S. Rangappa 3, Siddaiah Chandra Nayaka 4, Vijai Kumar Gupta 5,* and Fausto Almeida 1,* 1 Department of Biochemistry and Immunology, Ribeirao Preto Medical School, University of Sao Paulo, Ribeirao Preto, SP 14049-900, Brazil; [email protected] (V.S.B.); [email protected] (C.P.R.); [email protected] (A.M.P.) 2 Department of Physiological Sciences, Health Sciences Centre, Federal University of Espirito Santo, Vitoria, ES 29047-105, Brazil; [email protected] 3 Department of Studies in Chemistry, University of Mysore, Manasagangotri, Mysore 570006, India; [email protected] 4 Department of Studies in Biotechnology, University of Mysore, Manasagangotri, Mysore 570006, India; [email protected] 5 Department of Chemistry and Biotechnology, ERA Chair of Green Chemistry, Tallinn University of Technology, 12618 Tallinn, Estonia * Correspondence: [email protected] (V.K.G.); [email protected] (F.A.) Received: 7 July 2019; Accepted: 19 September 2019; Published: 23 September 2019 Abstract: Fungal diseases have been underestimated worldwide but constitute a substantial threat to several plant and animal species as well as to public health. The increase in the global population has entailed an increase in the demand for agriculture in recent decades. Accordingly, there has been worldwide pressure to find means to improve the quality and productivity of agricultural crops. Antifungal agents have been widely used as an alternative for managing fungal diseases affecting several crops. However, the unregulated use of antifungals can jeopardize public health. -
Systemic Antifungal Drug Use in Belgium—
Received: 7 October 2018 | Revised: 28 March 2019 | Accepted: 14 March 2019 DOI: 10.1111/myc.12912 ORIGINAL ARTICLE Systemic antifungal drug use in Belgium—One of the biggest antifungal consumers in Europe Berdieke Goemaere1 | Katrien Lagrou2,3* | Isabel Spriet4,5 | Marijke Hendrickx1 | Eline Vandael6 | Pierre Becker1 | Boudewijn Catry6,7 1BCCM/IHEM Fungal Collection, Service of Mycology and Aerobiology, Sciensano, Summary Brussels, Belgium Background: Reports on the consumption of systemic antifungal drugs on a national 2 Department of Microbiology and level are scarce although of high interest to compare trends and the associated epi- Immunology, KU Leuven, Leuven, Belgium 3Clinical Department of Laboratory demiology in other countries and to assess the need for antifungal stewardship Medicine, National Reference Centre for programmes. Mycosis, University Hospitals Leuven, Leuven, Belgium Objectives: To estimate patterns of Belgian inpatient and outpatient antifungal use 4Department of Pharmaceutical and and provide reference data for other countries. Pharmacological Sciences, KU Leuven, Methods: Consumption records of antifungals were collected in Belgian hospitals Leuven, Belgium between 2003 and 2016. Primary healthcare data were available for the azoles for 5Pharmacy Department, University Hospitals Leuven, Leuven, Belgium the period 2010-2016. 6 Healthcare‐Associated Infections and Results: The majority of the antifungal consumption resulted from prescriptions of Antimicrobial Resistance, Sciensano, Brussels, Belgium fluconazole and itraconazole in the ambulatory care while hospitals were responsible 7Faculty of Medicine, Université Libre de for only 6.4% of the total national consumption and echinocandin use was limited. Bruxelles (ULB), Brussels, Belgium The annual average antifungal consumption in hospitals decreased significantly by Correspondence nearly 25% between 2003 and 2016, due to a decrease solely in non-university hos- Berdieke Goemaere, Sciensano, Mycology pitals. -
Therapeutic Class Overview Antifungals, Topical
Therapeutic Class Overview Antifungals, Topical INTRODUCTION The topical antifungals are available in multiple dosage forms and are indicated for a number of fungal infections and related conditions. In general, these agents are Food and Drug Administration (FDA)-approved for the treatment of cutaneous candidiasis, onychomycosis, seborrheic dermatitis, tinea corporis, tinea cruris, tinea pedis, and tinea versicolor (Clinical Pharmacology 2018). The antifungals may be further classified into the following categories based upon their chemical structures: allylamines (naftifine, terbinafine [only available over the counter (OTC)]), azoles (clotrimazole, econazole, efinaconazole, ketoconazole, luliconazole, miconazole, oxiconazole, sertaconazole, sulconazole), benzylamines (butenafine), hydroxypyridones (ciclopirox), oxaborole (tavaborole), polyenes (nystatin), thiocarbamates (tolnaftate [no FDA-approved formulations]), and miscellaneous (undecylenic acid [no FDA-approved formulations]) (Micromedex 2018). The topical antifungals are available as single entity and/or combination products. Two combination products, nystatin/triamcinolone and Lotrisone (clotrimazole/betamethasone), contain an antifungal and a corticosteroid preparation. The corticosteroid helps to decrease inflammation and indirectly hasten healing time. The other combination product, Vusion (miconazole/zinc oxide/white petrolatum), contains an antifungal and zinc oxide. Zinc oxide acts as a skin protectant and mild astringent with weak antiseptic properties and helps to -
Table 1Fatty Acid Compostion of Salvia Species*
ORIGINAL ARTICLE Org. Commun. 7:4 (2014) 114-122 Some new azole type heterocyclic compounds as antifungal agents Mohammad Russell*1 and Mohammad Ikthair Hossain Soiket2 1Department of Textile Engineering, Bangladesh University of Business and Technology, Mirpur-2, Dhaka-1216, Bangladesh 2Department of Mechanical Engineering, Bangladesh University of Engineering and Technology, Polashi, Dhaka-1000, Bangladesh (Received July 2, 2013; Revised December 3, 2014; Accepted December 12, 2014) Abstract:Schiff’s base1-[(2,4-difluorophenyl)-2-(1H-1,2,4-triazol-1-yl)]ethanone thiosemicarbazone (compound 1A) wasprepared by condensation of 1-(2,4-difluorophenyl)-2- [1 (H)-1,2,4-triazol-1-yl]ethanone (1)with thiosemicarbazide. The compound 1A, on reaction with α-halogenoketones yielded 1-(2, 4-difluorophenyl)-2- [(1H)-1,2,4-triazol-1-yl] ethanone [2-[4-halogenophenyl] thiazolyl]hydrazone.Anti-fungal activity of all the compounds has been tested against four fungal organism:C. albicans, Colletotrichum spp., A. nigar and Fusarium spp. commonly responsible for fungal infections in Bangladesh. Keywords: Schiff’s bases; compound 1A; 1-(2,4-difluorophenyl)-2- [1 (H)-1,2,4-triazol-1-yl] ethanone (1); α- halogenoketones; 1-(2,4-difluorophenyl)-2-[(1H)-1,2,4-triazol-1-yl] ethanone [2-[4-halogenophenyl] thiazolyl] hydrazone;Anti-fungal activity.© 2014 ACG Publications. All rights reserved. 1. Introduction Triazole compounds are gettingincreasingattention because oftheir extensive medicinal applications as antimicrobial agents particularly in antifungal therapy, and a large number of predominant triazole drugs have been successfully developed and prevalently used for the treatment of various microbial infections for many years1-3. Azoles like fluconazole, itraconazole, voriconazole, and posaconazole are important antifungal drugs for the treatment of IFIs (invasive fungal infections), which continues to be a major cause ofmorbidity and mortality in immune compromised or in severely ill patients4. -
Antifungals, Topical
Antifungals, Topical Therapeutic Class Review (TCR) November 17, 2020 No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying, recording, digital scanning, or via any information storage or retrieval system without the express written consent of Magellan Rx Management. All requests for permission should be mailed to: Magellan Rx Management Attention: Legal Department 6950 Columbia Gateway Drive Columbia, Maryland 21046 The materials contained herein represent the opinions of the collective authors and editors and should not be construed to be the official representation of any professional organization or group, any state Pharmacy and Therapeutics committee, any state Medicaid Agency, or any other clinical committee. This material is not intended to be relied upon as medical advice for specific medical cases and nothing contained herein should be relied upon by any patient, medical professional or layperson seeking information about a specific course of treatment for a specific medical condition. All readers of this material are responsible for independently obtaining medical advice and guidance from their own physician and/or other medical professional in regard to the best course of treatment for their specific medical condition. This publication, inclusive of all forms contained herein, is intended to be educational in nature and is intended to be used for informational purposes only. Send comments and suggestions to [email protected]. November -
Evaluation of the Ability of a Novel Miconazole Formulation to Penetrate Nail by Using Three in Vitro Nail Models
CLINICAL THERAPEUTICS crossm Evaluation of the Ability of a Novel Downloaded from Miconazole Formulation To Penetrate Nail by Using Three In Vitro Nail Models Luisa Christensen,a,b Rob Turner,c Sean Weaver,c Francesco Caserta,c Lisa Long,a,b a,b c,d Mahmoud Ghannoum, Marc Brown http://aac.asm.org/ Center for Medical Mycology, Department of Dermatology, Case Western Reserve University,a and University Hospitals Case Medical Center,b Cleveland, Ohio, USA; MedPharm Ltd., Surrey Research Park, Guildford, United Kingdomc; TDDT, School of Health and Life Sciences, University of Hertfordshire, Hatfield, United Kingdomd ABSTRACT In an effort to increase the efficacy of topical medications for treating onychomycosis, several new nail penetration enhancers were recently developed. In Received 2 December 2016 Returned for this study, the ability of 10% (wt/wt) miconazole nitrate combined with a penetra- modification 23 February 2017 Accepted 14 April 2017 tion enhancer formulation to permeate the nail is demonstrated by the use of a se- Accepted manuscript posted online 24 on August 2, 2017 by UNIVERSITY HOSPITALS OF CLEVELAND lection of in vitro nail penetration assays. These assays included the bovine hoof, April 2017 TurChub zone of inhibition, and infected-nail models. Citation Christensen L, Turner R, Weaver S, Caserta F, Long L, Ghannoum M, Brown M. KEYWORDS miconazole, onychomycosis, topical 2017. Evaluation of the ability of a novel miconazole formulation to penetrate nail by using three in vitro nail models. Antimicrob opical medications to treat tinea unguium have lacked efficacy (1, 2), and there has Agents Chemother 61:e02554-16. https://doi .org/10.1128/AAC.02554-16. -
Stieprox PI STI PI in 2016 01 Clean Copy Final Dated 14 Mar 2016
For the use only of Registered Medical Practitioners or a Hospital or a Laboratory STIEPROX ® LIQUID Ciclopirox Olamine Liquid QUALITATIVE AND QUANTITATIVE COMPOSITION Ciclopirox olamine USP 1.5% w/w. Ciclopirox olamine is a clear, yellow to light orange coloured, viscous liquid. PHARMACEUTICAL FORM Shampoo. CLINICAL PARTICULARS Therapeutic Indications STIEPROX LIQUID is indicated for the treatment of dandruff and seborrhoeic dermatitis of the scalp. Posology and Method of Administration For topical application to the scalp only and adjacent areas. For external use only. Adults and adolescents aged over 12 years STIEPROX LIQUID should be used two to three times a week. The hair should be wetted and sufficient shampoo applied to produce an abundant lather. The scalp and adjacent areas should be vigorously massaged with the fingertips. The hair should then be thoroughly rinsed and the procedure repeated for a second application. The shampoo should remain in contact with the scalp for a total contact time of 3-5 minutes over the two applications. The recommended treatment period is 4 weeks. A mild shampoo may be used in between applications of STIEPROX LIQUID . 1 Children The safety and efficacy of ciclopirox olamine have not been established in children less than 12 years of age. Elderly No dose adjustment is required in the elderly. Renal impairment No dosage adjustment is required. As there is limited percutaneous absorption of ciclopirox olamine following topical application, renal impairment is not expected to result in systemic exposure of clinical significance. Hepatic impairment No dosage adjustment is required. As there is limited percutaneous absorption of ciclopirox olamine following topical application, hepatic impairment is not expected to result in systemic exposure of clinical significance. -
Antifungal Agents - Ciclopirox, Efinaconazole, Tavaborole Prior Authorization with Quantity Limit Criteria Program Summary
Antifungal Agents - ciclopirox, efinaconazole, tavaborole Prior Authorization with Quantity Limit Criteria Program Summary This prior authorization applies to Commercial, GenPlus, and Health Insurance Marketplace formularies. GenPlus formulary targets only generic agents, brand agents are non-formulary. OBJECTIVE The intent of the Ciclopirox, Efinaconazole, tavaborole Prior Authorization (PA) program is to ensure appropriate selection of patients for treatment according to product labeling and/or clinical trials and to discourage cosmetic utilization. The PA defines appropriate use as confirmed fungal nail infections that are considered medically necessary to treat and cannot be treated with an oral antifungal agent. Approval will not be granted to patients who have any FDA labeled contraindication(s) to the requested agent. The program will approve for doses within the set limit. Doses above the set limit will be approved if the requested quantity is below the FDA limit and cannot be dose optimized or when the quantity is above the FDA limit and the prescriber has submitted documentation in support of therapy with a higher dose for the intended diagnosis. Requests will be reviewed when patient specific documentation is provided. TARGET DRUG Ciclodan (ciclopirox 8% topical solution)a CNL8 (ciclopirox 8% topical solution) Jublia (efinaconazole 10% topical solution) Kerydin (tavaborole 5% topical solution) Pedipak (ciclopirox topical 8% & urea 20% cream pack) Pedipirox-4 Nail (ciclopirix 8% solution) Penlac (ciclopirox 8% topical solution)a -
Accepted Manuscript Version
Research Archive Citation for published version: Luisa Christensen, Rob Turner, Sean Weaver, Francesco Caserta, Lisa Long, Mahmoud Ghannoum, and Marc Brown, ‘Evaluation of the Ability of a Novel Miconazole Formulation To Penetrate Nail by Using Three In Vitro Nail Models’, Antimicrobial Agents and Chemotherapy, Vol. 61 (7): e02554-16, July 2017. DOI: https://doi.org/10.1128/AAC.02554-16 Document Version: This is the Accepted Manuscript version. The version in the University of Hertfordshire Research Archive may differ from the final published version. Copyright and Reuse: © 2017 American Society for Microbiology. Content in the UH Research Archive is made available for personal research, educational, and non-commercial purposes only. Unless otherwise stated, all content is protected by copyright, and in the absence of an open license, permissions for further re-use should be sought from the publisher, the author, or other copyright holder. Enquiries If you believe this document infringes copyright, please contact the Research & Scholarly Communications Team at [email protected] 1 Evaluation of the Ability of a Novel Miconazole Formulation to Penetrate Nail Using 2 Three Nail In Vitro Models 3 4 Christensen, Luisa1, Turner, Rob2, Weaver, Sean2, Caserta, Francesco2, Long, Lisa1, 5 and Ghannoum, Mahmoud1#, Brown, Marc2,3 6 1Center for Medical Mycology, Department of Dermatology, Case Western Reserve 7 University and University Hospitals Case Medical Center, Cleveland, OH, USA. 8 2MedPharm Ltd, 50 Occam Road, Surrey Research Park Guildford, -
Echinocandins As Biotechnological Tools for Treating Candida Auris Infections
Journal of Fungi Review Echinocandins as Biotechnological Tools for Treating Candida auris Infections 1,2, 1, 1,2 Elizabete de Souza Cândido y , Flávia Affonseca y, Marlon Henrique Cardoso and Octavio Luiz Franco 1,2,* 1 S-Inova Biotech, Programa de Pós Graduação em Biotecnologia, Universidade Católica Dom Bosco, Campo Grande 79117900; Brazil; [email protected] (E.d.S.C.); flavia.aff[email protected] (F.A.); [email protected] (M.H.C.) 2 Centro de Análises Proteômicas e Bioquímicas, Universidade Católica de Brasília, Brasília 70790160, Brazil * Correspondence: [email protected] These authors equally contributed for this work. y Received: 31 July 2020; Accepted: 9 September 2020; Published: 22 September 2020 Abstract: Candida auris has been reported in the past few years as an invasive fungal pathogen of high interest. Its recent emergence in healthcare-associated infections triggered the efforts of researchers worldwide, seeking additional alternatives to the use of traditional antifungals such as azoles. Lipopeptides, specially the echinocandins, have been reported as an effective approach to control pathogenic fungi. However, despite its efficiency against C. auris, some isolates presented echinocandin resistance. Thus, therapies focused on echinocandins’ synergism with other antifungal drugs were widely explored, representing a novel possibility for the treatment of C. auris infections. Keywords: lipopeptides; echinocandins; Candida auris; infections; antifungal drugs 1. Introduction Candidiasis is one of the most common causes of fungal infection on a global scale and includes both superficial and invasive infections. The major concern is associated with patients in intensive care units (ICU) with high mortality rates. There are several fungal species isolated in the clinical setting responsible for these infections. -
LOPROX® CREAM (Ciclopirox) 0.77%
LOPROX® CREAM (ciclopirox) 0.77% FOR DERMATOLOGIC USE ONLY. NOT FOR USE IN EYES. Rx Only DESCRIPTION LOPROX® Cream (ciclopirox) 0.77% is for topical use. Each gram of LOPROX® Cream contains 7.70 mg of ciclopirox (as ciclopirox olamine) in a water miscible vanishing cream base consisting of purified water USP, cetyl alcohol NF, light mineral oil NF, octyldodecanol NF, stearyl alcohol NF, polysorbate 60 NF, myristyl alcohol, sorbitan monostearate NF, lactic acid USP, and benzyl alcohol NF (1%) as preservative. LOPROX® Cream contains a synthetic, broad-spectrum, antifungal agent ciclopirox (as ciclopirox olamine). The chemical name is 6-cyclohexyl-1-hydroxy-4-methyl-2(1H)-pyridone, 2-aminoethanol salt. The CAS Registry Number is 41621-49-2. The chemical structure is: CLINICAL PHARMACOLOGY Mechanism of Action Ciclopirox is a hydroxypyridone antifungal agent that acts by chelation of polyvalent cations (Fe3+ or Al3+), resulting in the inhibition of the metal-dependent enzymes that are responsible for the degradation of peroxides within the fungal cell. Pharmacokinetics Pharmacokinetic studies in men with tagged ciclopirox solution in polyethylene glycol 400 showed an average of 1.3% absorption of the dose when it was applied topically to 750 cm2 on the back followed by occlusion for 6 hours. The biological half-life was 1.7 hours and excretion occurred via the kidney. Two days after application only 0.01% of the dose applied could be found in the urine. Fecal excretion was negligible. Penetration studies in human cadaverous skin from the back, with LOPROX® Cream with tagged ciclopirox showed the presence of 0.8 to 1.6% of the dose in the stratum corneum 1.5 to 6 hours after application.