Details
| Stereochemistry | ABSOLUTE |
| Molecular Formula | C44H67N5O4.H3O4P |
| Molecular Weight | 828.0291 |
| Optical Activity | UNSPECIFIED |
| Defined Stereocenters | 12 / 12 |
| E/Z Centers | 0 |
| Charge | 0 |
SHOW SMILES / InChI
SMILES
OP(O)(O)=O.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]([C@@H]5OC[C@](C)(N)C(C)(C)C)N6N=CN=C6C7=CC=NC=C7)C3=CC[C@@]2(C)[C@@H]1C(O)=O
InChI
InChIKey=OAKUEXTYOMFKTF-FQGZCCSZSA-N
InChI=1S/C44H67N5O4.H3O4P/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;1-5(2,3)4/h14-16,20-21,26-28,30,32-35H,12-13,17-19,22-25,45H2,1-11H3,(H,50,51);(H3,1,2,3,4)/t28-,30+,32-,33+,34-,35+,39-,40-,41-,42+,43+,44+;/m1./s1
| Molecular Formula | H3O4P |
| Molecular Weight | 97.9952 |
| Charge | 0 |
| Count |
|
| Stereochemistry | ACHIRAL |
| Additional Stereochemistry | No |
| Defined Stereocenters | 0 / 0 |
| E/Z Centers | 0 |
| Optical Activity | NONE |
| Molecular Formula | C44H67N5O4 |
| Molecular Weight | 730.0339 |
| Charge | 0 |
| Count |
|
| Stereochemistry | ABSOLUTE |
| Additional Stereochemistry | No |
| Defined Stereocenters | 12 / 12 |
| E/Z Centers | 0 |
| Optical Activity | UNSPECIFIED |
Ibrexafungerp (BREXAFEMME®) is an orally active triterpenoid antifungal drug being developed by SCYNEXIS, Inc. for the treatment of fungal infections. The inhibition of β-1,3-D glucan synthetase by ibrexafungerp compromises the integrity of fungal cell walls. Ibrexafungerp has been recently approved for the treatment of vulvovaginal candidiasis (VVC), and it is the first novel antifungal drug class to be approved in more than 20 years. Food and Drug Administration's decision was based on positive results from two pivotal phase III studies in which oral ibrexafungerp proved both safe and effective in patients with vulvovaginal candidiasis. Development for the treatment of recurrent VVC and invasive fungal infections is ongoing.
CNS Activity
Sources: https://pubmed.ncbi.nlm.nih.gov/33791244
Curator's Comment: After a single oral dose of ibrexafungerp (15 mg/kg) in rats, ratios of tissue-to-blood AUC in commonly affected organs by invasive fungal disease were: spleen 54-fold; liver 50-fold; lung 31-fold; bone marrow 25-fold; kidney 20-fold; skin 12-18-fold; vaginal tissue 9-fold; and skeletal muscle 4-fold, with minimal distribution to central
nervous system tissues.
Approval Year
Cmax
| Value | Dose | Co-administered | Analyte | Population |
|---|---|---|---|---|
420.6 nM |
300 mg single, oral dose: 300 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: UNKNOWN food status: FED |
|
318 nM |
600 mg single, oral dose: 600 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: UNKNOWN food status: FED |
|
36.13 nM |
600 mg single, oral dose: 600 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
6.13 nM |
10 mg single, oral dose: 10 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
12.75 nM |
20 mg single, oral dose: 20 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
30.87 nM |
40 mg single, oral dose: 40 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
60.24 nM |
80 mg single, oral dose: 80 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
71.93 nM |
80 mg single, oral dose: 80 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: HIGH-FAT |
|
167.86 nM |
150 mg single, oral dose: 150 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
349.15 nM |
300 mg single, oral dose: 300 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
875.86 nM |
600 mg single, oral dose: 600 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
895.6 nM |
800 mg single, oral dose: 800 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
2085.4 nM |
1600 mg single, oral dose: 1600 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
308.6 nM |
300 mg 1 times / day multiple, oral dose: 300 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
553.7 nM |
300 mg 1 times / day multiple, oral dose: 300 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
705.9 nM |
600 mg 1 times / day multiple, oral dose: 600 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
1272 nM |
600 mg 1 times / day multiple, oral dose: 600 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
1024 nM |
800 mg 1 times / day multiple, oral dose: 800 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
1609 nM |
800 mg 1 times / day multiple, oral dose: 800 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
1112 nM |
800 mg 1 times / day multiple, oral dose: 800 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
2634 nM |
800 mg 1 times / day steady-state, oral dose: 800 mg route of administration: Oral experiment type: STEADY-STATE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
724.1 ng/mL |
750 mg 2 times / day multiple, oral dose: 750 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
1497 ng/mL |
750 mg 1 times / day multiple, oral dose: 750 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
1542 nM |
600 mg 3 times / day multiple, oral dose: 600 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
1196 nM |
500 mg 1 times / day multiple, oral dose: 500 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
959 nM |
500 mg 1 times / day multiple, oral dose: 500 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
AUC
| Value | Dose | Co-administered | Analyte | Population |
|---|---|---|---|---|
11052 nM × h |
300 mg single, oral dose: 300 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: UNKNOWN food status: FED |
|
7997 nM × h |
600 mg single, oral dose: 600 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: UNKNOWN food status: FED |
|
795.1 nM × h |
600 mg single, oral dose: 600 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
0.15 μM × h |
10 mg single, oral dose: 10 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
0.26 μM × h |
20 mg single, oral dose: 20 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
0.62 μM × h |
40 mg single, oral dose: 40 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
1.33 μM × h |
80 mg single, oral dose: 80 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
1.7 μM × h |
80 mg single, oral dose: 80 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: HIGH-FAT |
|
3.27 μM × h |
150 mg single, oral dose: 150 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
3.27 μM × h |
300 mg single, oral dose: 300 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
17.97 μM × h |
600 mg single, oral dose: 600 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
20.07 μM × h |
800 mg single, oral dose: 800 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
51.6 μM × h |
1600 mg single, oral dose: 1600 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
3.82 μM × h |
300 mg 1 times / day multiple, oral dose: 300 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
9.01 μM × h |
300 mg 1 times / day multiple, oral dose: 300 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
9.38 μM × h |
600 mg 1 times / day multiple, oral dose: 600 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
21.11 μM × h |
600 mg 1 times / day multiple, oral dose: 600 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
12.53 μM × h |
800 mg 1 times / day multiple, oral dose: 800 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
26.38 μM × h |
800 mg 1 times / day multiple, oral dose: 800 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
13.75 μM × h |
800 mg 1 times / day multiple, oral dose: 800 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
45.85 μM × h |
800 mg 1 times / day steady-state, oral dose: 800 mg route of administration: Oral experiment type: STEADY-STATE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
6283 ng × h/mL |
750 mg 2 times / day multiple, oral dose: 750 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
15630 ng × h/mL |
750 mg 1 times / day multiple, oral dose: 750 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
20.75 μM × h |
600 mg 3 times / day multiple, oral dose: 600 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
20.95 μM × h |
500 mg 1 times / day multiple, oral dose: 500 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
16.11 μM × h |
500 mg 1 times / day multiple, oral dose: 500 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
T1/2
| Value | Dose | Co-administered | Analyte | Population |
|---|---|---|---|---|
20 h |
300 mg single, oral dose: 300 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
20.3 h |
600 mg single, oral dose: 600 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
21 h |
10 mg single, oral dose: 10 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
16.4 h |
20 mg single, oral dose: 20 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
17.8 h |
40 mg single, oral dose: 40 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
21.1 h |
80 mg single, oral dose: 80 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
19.9 h |
80 mg single, oral dose: 80 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: HIGH-FAT |
|
19.7 h |
150 mg single, oral dose: 150 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
20.5 h |
300 mg single, oral dose: 300 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
18.7 h |
600 mg single, oral dose: 600 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
19.3 h |
800 mg single, oral dose: 800 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
20.9 h |
1600 mg single, oral dose: 1600 mg route of administration: Oral experiment type: SINGLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: FASTED |
|
13.3 h |
300 mg 1 times / day multiple, oral dose: 300 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
24.7 h |
300 mg 1 times / day multiple, oral dose: 300 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
14.6 h |
600 mg 1 times / day multiple, oral dose: 600 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
28.9 h |
600 mg 1 times / day multiple, oral dose: 600 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
11.3 h |
800 mg 1 times / day multiple, oral dose: 800 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
32.3 h |
800 mg 1 times / day multiple, oral dose: 800 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
14.3 h |
800 mg 1 times / day multiple, oral dose: 800 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
22.6 h |
800 mg 1 times / day steady-state, oral dose: 800 mg route of administration: Oral experiment type: STEADY-STATE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
41.071 h |
750 mg 1 times / day multiple, oral dose: 750 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
19.3 h |
500 mg 1 times / day multiple, oral dose: 500 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
|
25.6 h |
500 mg 1 times / day multiple, oral dose: 500 mg route of administration: Oral experiment type: MULTIPLE co-administered: |
IBREXAFUNGERP plasma | Homo sapiens population: HEALTHY age: ADULT sex: MALE food status: UNKNOWN |
Funbound
| Value | Dose | Co-administered | Analyte | Population |
|---|---|---|---|---|
0.187% |
IBREXAFUNGERP plasma | Homo sapiens population: age: UNKNOWN sex: UNKNOWN food status: |
Doses
| Dose | Population | Adverse events |
|---|---|---|
1600 mg single, oral MTD Dose: 1600 mg Route: oral Route: single Dose: 1600 mg Sources: |
healthy, ADULT Health Status: healthy Age Group: ADULT Sex: M Food Status: FASTED Sources: |
Disc. AE: Abdominal pain... AEs leading to discontinuation/dose reduction: Abdominal pain (serious, 1 patient) Sources: |
750 mg single, oral Studied dose Dose: 750 mg Route: oral Route: single Dose: 750 mg Sources: |
unhealthy, ADULT Health Status: unhealthy Age Group: ADULT Sex: F Food Status: UNKNOWN Sources: |
Disc. AE: Gastrointestinal events, Dizziness... AEs leading to discontinuation/dose reduction: Gastrointestinal events (2 patients) Sources: Dizziness (1 patient) |
AEs
| AE | Significance | Dose | Population |
|---|---|---|---|
| Abdominal pain | serious, 1 patient Disc. AE |
1600 mg single, oral MTD Dose: 1600 mg Route: oral Route: single Dose: 1600 mg Sources: |
healthy, ADULT Health Status: healthy Age Group: ADULT Sex: M Food Status: FASTED Sources: |
| Dizziness | 1 patient Disc. AE |
750 mg single, oral Studied dose Dose: 750 mg Route: oral Route: single Dose: 750 mg Sources: |
unhealthy, ADULT Health Status: unhealthy Age Group: ADULT Sex: F Food Status: UNKNOWN Sources: |
| Gastrointestinal events | 2 patients Disc. AE |
750 mg single, oral Studied dose Dose: 750 mg Route: oral Route: single Dose: 750 mg Sources: |
unhealthy, ADULT Health Status: unhealthy Age Group: ADULT Sex: F Food Status: UNKNOWN Sources: |
Overview
| CYP3A4 | CYP2C9 | CYP2D6 | hERG |
|---|---|---|---|
OverviewOther
| Other Inhibitor | Other Substrate | Other Inducer |
|---|---|---|
Drug as perpetrator
| Target | Modality | Activity | Metabolite | Clinical evidence |
|---|---|---|---|---|
Page: 44 | 50 | 83 | 89 | 192 | 204 |
moderate [IC50 7.2 uM] | yes (co-administration study) Comment: Increased tacrolimus AUCinf by 1.4-fold but no effect on Cmax Page: 44 | 50 | 83 | 89 | 192 | 204 |
||
| no [IC50 26 uM] | ||||
| no [IC50 41 uM] | ||||
| no [IC50 60 uM] | ||||
| no [IC50 >100 uM] | ||||
| no [IC50 >100 uM] | ||||
| no [IC50 >30 uM] | ||||
| no [IC50 >30 uM] | ||||
| no [IC50 >30 uM] | ||||
| no [IC50 >30 uM] | ||||
| no [IC50 >30 uM] | ||||
Page: 44 | 50 | 194 |
no | |||
Sources: https://www.accessdata.fda.gov/drugsatfda_docs/nda/2021/214900Orig1s000MultidisciplineR.pdf#page=195 Page: 195.0 |
no | |||
Page: 44 | 50 | 196 |
no | |||
| no | ||||
| weak [IC50 >100 uM] | ||||
| weak [IC50 >100 uM] | ||||
Page: 83 | 89 | 198 | 207 |
yes [IC50 0.335 uM] | yes (co-administration study) Comment: Increased pravastatin AUC24 and Cmax by 2.8-fold and 3.5-fold Page: 83 | 89 | 198 | 207 |
||
Page: 44 | 50 | 83 | 192 | 205 |
yes [IC50 1.5 uM] | no (co-administration study) Comment: No change in AUCinf or Cmax of rosiglitazone Page: 44 | 50 | 83 | 192 | 205 |
||
Page: 83 | 89 | 198 | 206 |
yes [IC50 1.64 uM] | yes (co-administration study) Comment: Increased dabigatran AUC48 and Cmax by 1.4-fold and 1.25-fold Page: 83 | 89 | 198 | 206 |
||
| yes [IC50 11.5 uM] | ||||
| yes [IC50 19.5 uM] | ||||
| yes [IC50 2.19 uM] | ||||
| yes [IC50 20.9 uM] | ||||
| yes [IC50 26.2 uM] | ||||
| yes [IC50 3.91 uM] | ||||
| yes [IC50 9.84 uM] | ||||
| yes | ||||
| yes |
Drug as victim
| Target | Modality | Activity | Metabolite | Clinical evidence |
|---|---|---|---|---|
| minor | ||||
| no | ||||
| no | ||||
| no | ||||
| no | ||||
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| weak | ||||
| weak | ||||
| yes | ||||
| yes | ||||
Page: 22 | 49 | 81 | 86 | 201 |
yes | yes (co-administration study) Comment: Ketoconazole increased AUC and Cmax by 5.8-fold and 2.5-fold Page: 22 | 49 | 81 | 86 | 201 |
Tox targets
| Target | Modality | Activity | Metabolite | Clinical evidence |
|---|---|---|---|---|
PubMed
| Title | Date | PubMed |
|---|---|---|
| Ibrexafungerp: A new triterpenoid antifungal. | 2022-12-05 |
|
| Pharmacokinetics and Pharmacodynamics of Ibrexafungerp. | 2022-03 |
|
| The Antifungal Pipeline: Fosmanogepix, Ibrexafungerp, Olorofim, Opelconazole, and Rezafungin. | 2021-10 |
|
| Ibrexafungerp: First Approval. | 2021-08 |
|
| Antifungal activities of SCY-078 (MK-3118) and standard antifungal agents against clinical non-Aspergillus mold isolates. | 2015-07 |
Sample Use Guides
The recommended dosage of BREXAFEMME in adult and post-menarchal pediatric females is 300 mg (two tablets of 150 mg) twice a day for one day, for a total treatment dosage of 600 mg.
Route of Administration:
Oral
In Vitro Use Guide
Sources: https://pubmed.ncbi.nlm.nih.gov/34619396
Ibrexafungerp showed antifungal in vitro activity against the studied isolates. Wild-type upper limits for ibrexafungerp were >0.25 mg/L against C. albicans, >1 mg/L against C. parapsilosis, C. glabrata, and C. tropicalis, and >2 mg/L against C. krusei.
| Substance Class |
Chemical
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