New and emerging treatments for fungal infections
Open accessAbstract
Although several new antifungal drugs have been licensed in the last 5 years, some patients remain difficult to treat. The main reasons for this include intrinsic or acquired antifungal resistance, organ dysfunction preventing the use of some agents and drug interactions. In addition, some drugs penetrate poorly into sanctuary sites including eye and urine, and others are associated with considerable adverse events. Here, we review the preclinical and clinical development progress with four new antifungal agents: isavuconazole, ravuconazole, albaconazole and aminocandin. Isavuconazole and ravuconazole are extremely similar, with a broad spectrum of activity, a very long half-life and large volume of distribution and good in vivo data supporting their efficacy in invasive aspergillosis and candidosis. Both compounds are in early Phase 3 development. Albaconazole has also shown very potent activity against species of Candida, Cryptococcus and Aspergillus. It was well tolerated and effective in women with vaginal candidosis. Aminocandin is an intravenous-only echinocandin with in vivo activity against Candida spp. and Aspergillus spp. Its extended half-life probably permits dosing less frequently than once a day. Overall these new antifungal agents in development offer extended half-lives, possibly reduced drug interaction profiles and good tolerance. Their antifungal spectrum is narrower than posaconazole and probably similar to voriconazole (isavuconazole and ravuconazole) and caspofungin (aminocandin). Licensure and determination of their place in clinical practice requires randomized clinical studies, which are or will be underway.
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A single dose of albaconazole at ≥40 mg was more effective than 150 mg of fluconazole for the treatment of acute vulvovaginal candidiasis.
“In fact, the therapeutic efficacy of a single dose of albaconazole at ≥40 mg was more effective than 150 mg of fluconazole for the treatment of acute vulvovaginal candidiasis [81].”
From <i>Candida</i>Infections, Causes, Targets, and Resistance Mechanisms: Traditional and Alternative Antifungal Agents (2013) · cites this paper as [81]
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References 58 · Cited by 173
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- Authors
- Pasqualotto, A. C., & Denning, D. W.
- Affiliations
- University of Manchester (GB)
- Corresponding author
- Pasqualotto, A. C.
- Venue
- Journal of Antimicrobial Chemotherapy
- Publisher
- Oxford University Press (OUP)
- Published
- 2008-01-01
- Volume
- 61
- Issue
- Supplement 1
- Pages
- i19-i30
- ISSN
- 0305-7453 (ISSN-L)
- 1460-2091
- OpenAlex
- W2103578848
- Cited by
- 173
- References
- 58
- Citations by year
- 2025: 3 · 2024: 1 · 2023: 2 · 2022: 5 · 2021: 6 · 2020: 4 · 2019: 6 · 2018: 8 · 2017: 9 · 2016: 8 · 2015: 9 · 2014: 12 · 2013: 11 · 2012: 6
- FWCI
- 2.56
- Type
- journal article
- Language
- en
- Open access
- bronze
- doi.org
- Locations
- Journal of Antimicrobial Chemotherapy (publishedVersion)
- PubMed (publishedVersion)
- Research Explorer (The University of Manchester) (submittedVersion, other-oa)
- Funders
- Coordenação de Aperfeiçoamento de Pessoal de Nível Superior
- Topics
- Health Sciences › Medicine › Infectious Diseases › Antifungal resistance and susceptibility
- Life Sciences › Agricultural and Biological Sciences › Ecology, Evolution, Behavior and Systematics › Fungal Plant Pathogen Control
- Health Sciences › Medicine › Epidemiology › Fungal Infections and Studies
- Keywords
- antifungal agents, isavuconazole, ravuconazole, invasive aspergillosis, candidiasis, Cryptococcus, antifungal resistance, drug interactions, adverse events, echinocandins
- MeSH terms
- Animals, Antifungal Agents, Humans, Mycoses, Quinazolines, Stereoisomerism, Triazoles, Drug Resistance, Fungal
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