Ibrexafungerp

Source: Wikipedia, the free encyclopedia.

Ibrexafungerp
Clinical data
Pronunciation/ˌbrɛksəˈfʌnɜːrp/
eye-BREKS-ə-FUN-jurp
Trade namesBrexafemme
Other namesSCY-078
License data
Pregnancy
category
  • Contraindicated[1]
intravenous
Drug classAntifungal
ATC code
Legal status
Legal status
Elimination half-life20 hours[1]
Identifiers
  • (1R,5S,6R,7R,10R,11R,14R,15S,20R,21R)-21-[(2R)-2-amino-2,3,3-trimethylbutoxy]-5,7,10,15-tetramethyl-7-[(2R)-3-methylbutan-2-yl]-20-(5-pyridin-4-yl-1,2,4-triazol-1-yl)-17-oxapentacyclo[13.3.3.01,14.02,11.05,10]henicos-2-ene-6-carboxylic acid
JSmol)
  • CC(C)[C@@H](C)[C@@]1(C)CC[C@]2(C)[C@H]3CC[C@H]4[C@@]5(C)COC[C@@]4(C[C@@H](n4ncnc4-c4ccncc4)[C@@H]5OC[C@](C)(N)C(C)(C)C)C3=CC[C@@]2(C)[C@@H]1C(=O)O
  • InChI=1S/C44H67N5O4/c1-27(2)28(3)39(7)18-19-41(9)30-12-13-33-40(8)23-52-25-44(33,31(30)14-17-42(41,10)34(39)37(50)51)22-32(35(40)53-24-43(11,45)38(4,5)6)49-36(47-26-48-49)29-15-20-46-21-16-29/h14-16,20-21,26-28,30,32-35H,12-13,17-19,22-25,45H2,1-11H3,(H,50,51)/t28-,30+,32-,33+,34-,35+,39-,40-,41-,42+,43+,44+/m1/s1
  • Key:BODYFEUFKHPRCK-ZCZMVWJSSA-N

Ibrexafungerp, sold under the brand name Brexafemme, is an

intravenous (IV) formulation. An estimated 75% of women will have at least one episode of VVC and 40 to 45% will have two or more episodes in their lifetime.[3]

Ibrexafungerp acts via

glucan synthase, which prevents formation of the fungal cell wall.[1]

Ibrexafungerp was approved for medical use in the United States in June 2021.[1][4] It is the first non-azole oral antifungal drug to be approved by the U.S. Food and Drug Administration (FDA) for the treatment of vaginal yeast infections.[4] The FDA considers it to be a first-in-class medication.[5]

Medical uses

Ibrexafungerp is

postmenarchal pediatric females with vulvovaginal candidiasis (VVC).[1][4]

Ibrexafungerp is currently undergoing late-stage clinical trials for an

multidrug-resistant pathogens, including azole- and echinocandin-resistant strains.[6]

Pharmacology

Pharmacodynamics

Ibrexafungerp is a triterpenoid antifungal agent.

fungicidal activity against Candida species.[1]

Pharmacokinetics

Ibrexafungerp has a

elimination half-life of approximately 20 hours.[1]

Synthesis

Synthetic pathway of ibrexafungerp, adapted from Scheme 1 of McInturff et al. 2023.[7]

References

  1. ^ a b c d e f g h i j k l m n o p "Brexafemme- ibrexafungerp tablet, film coated". DailyMed. U.S. National Library of Medicine. Retrieved 12 September 2021.
  2. FDA
    . Retrieved 22 October 2023.
  3. ^ "Vulvovaginal Candidiasis - STI Treatment Guidelines". U.S. Centers for Disease Control and Prevention. 22 July 2021. Retrieved 6 April 2022.
  4. ^ a b c "Scynexis Announces FDA Approval of Brexafemme (ibrexafungerp tablets) as the First and Only Oral Non-Azole Treatment for Vaginal Yeast Infections". Scynexis, Inc. (Press release). 2 June 2021. Archived from the original on 31 December 2021. Retrieved 2 June 2021.
  5. ^ Advancing Health Through Innovation: New Drug Therapy Approvals 2021 (PDF). U.S. Food and Drug Administration (FDA) (Report). 13 May 2022. Archived from the original on 6 December 2022. Retrieved 22 January 2023. Public Domain This article incorporates text from this source, which is in the public domain.
  6. ^ "SCYNEXIS Announces Successful Completion of Phase 1 Trial Evaluating Intravenous (IV) Formulation of Ibrexafungerp". www.scynexis.com. Scynexis inc. 9 November 2021. Archived from the original on 20 October 2022. Retrieved 20 October 2022.
  7. S2CID 260377572
    .

Further reading

External links

  • "Ibrexafungerp". Drug Information Portal. U.S. National Library of Medicine.
  • Clinical trial number NCT03734991 for "Efficacy and Safety of Oral Ibrexafungerp (SCY-078) vs. Placebo in Subjects With Acute Vulvovaginal Candidiasis (VANISH 303)" at ClinicalTrials.gov
  • Clinical trial number NCT03987620 for "Efficacy and Safety of Oral Ibrexafungerp (SCY-078) vs. Placebo in Subjects With Acute Vulvovaginal Candidiasis (Vanish 306)" at ClinicalTrials.gov