Trial Outcomes & Findings for Lonafarnib With and Without Ritonavir in HDV (LOWR-1) (NCT NCT02430181)

NCT ID: NCT02430181

Last Updated: 2022-11-29

Results Overview

log HDV RNA decline from baseline to end of treatment (4-12 weeks of lonafarnib-based therapy)

Recruitment status

COMPLETED

Study phase

PHASE2

Target enrollment

21 participants

Primary outcome timeframe

4-12 weeks

Results posted on

2022-11-29

Participant Flow

Participant milestones

Participant milestones
Measure
Lonafarnib - I
lonafarnib 200 mg BID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
Lonafarnib - II
lonafarnib 300 mg BID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
Lonafarnib - III
lonafarnib 100 mg TID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
Lonafarnib/PEG IFN-a - I
lonafarnib 100 mg BID + PEG IFN-a 180 ug QW; n=3 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
Lonafarnib/PEG IFN-a - II
lonafarnib 200 mg BID + PEG IFN-a 180 ug QW; n=3 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
Lonafarnib/PEG IFN-a - III
lonafarnib 300 mg BID + PEG IFN-a 180 ug QW; n=2 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
Lonafarnib/Ritonavir
lonafarnib 100 mg BID + ritonavir 100 mg QD; n=3 lonafarnib: antiviral farnesyl transferase inhibitor Ritonavir: CYP 3A4 inhibitor, lonafarnib booster
Overall Study
STARTED
3
3
3
3
3
2
3
Overall Study
COMPLETED
3
3
2
3
3
0
0
Overall Study
NOT COMPLETED
0
0
1
0
0
2
3

Reasons for withdrawal

Withdrawal data not reported

Baseline Characteristics

Lonafarnib With and Without Ritonavir in HDV (LOWR-1)

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Lonafarnib 200 mg BID
n=3 Participants
lonafarnib 200 mg BID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
Lonafarnib 300 mg BID
n=3 Participants
lonafarnib 300 mg BID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
Lonafarnib 100 mg TID
n=3 Participants
lonafarnib 100 mg TID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
100 mg BID Lonafarnib/PEG IFN-a
n=3 Participants
lonafarnib 100 mg BID + PEG IFN-a 180 ug QW; n=3 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
200 mg BID Lonafarnib/PEG IFN-a
n=3 Participants
lonafarnib 200 mg BID + PEG IFN-a 180 ug QW; n=3 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
300 mg BID Lonafarnib/PEG IFN-a
n=2 Participants
lonafarnib 300 mg BID + PEG IFN-a 180 ug QW; n=3 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
Lonafarnib/Ritonavir
n=3 Participants
lonafarnib 100 mg BID + ritonavir 100 mg QD; n=3 lonafarnib: antiviral farnesyl transferase inhibitor Ritonavir: CYP 3A4 inhibitor, lonafarnib booster
Total
n=20 Participants
Total of all reporting groups
Age, Continuous
59 years
n=5 Participants
40 years
n=7 Participants
46 years
n=5 Participants
41 years
n=4 Participants
46 years
n=21 Participants
49 years
n=8 Participants
51 years
n=8 Participants
49 years
n=24 Participants
Sex: Female, Male
Female
2 Participants
n=5 Participants
1 Participants
n=7 Participants
2 Participants
n=5 Participants
1 Participants
n=4 Participants
0 Participants
n=21 Participants
1 Participants
n=8 Participants
0 Participants
n=8 Participants
7 Participants
n=24 Participants
Sex: Female, Male
Male
1 Participants
n=5 Participants
2 Participants
n=7 Participants
1 Participants
n=5 Participants
2 Participants
n=4 Participants
3 Participants
n=21 Participants
1 Participants
n=8 Participants
3 Participants
n=8 Participants
13 Participants
n=24 Participants
Region of Enrollment
Turkey
3 participants
n=5 Participants
3 participants
n=7 Participants
3 participants
n=5 Participants
3 participants
n=4 Participants
3 participants
n=21 Participants
2 participants
n=8 Participants
3 participants
n=8 Participants
20 participants
n=24 Participants

PRIMARY outcome

Timeframe: 4-12 weeks

log HDV RNA decline from baseline to end of treatment (4-12 weeks of lonafarnib-based therapy)

Outcome measures

Outcome measures
Measure
Lonafarnib 200 mg BID
n=3 Participants
lonafarnib 200 mg BID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
Lonafarnib 300 mg BID
n=3 Participants
lonafarnib 300 mg BID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
Lonafarnib 100 mg TID
n=3 Participants
lonafarnib 100 mg TID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
100 mg BID Lonafarnib/PEG IFN-a
n=3 Participants
lonafarnib 100 mg BID + PEG IFN-a 180 ug QW; n=3 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
200 mg BID Lonafarnib/PEG IFN-a
n=3 Participants
lonafarnib 200 mg BID + PEG IFN-a 180 ug QW; n=3 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
300 mg BID Lonafarnib/PEG IFN-a
n=2 Participants
lonafarnib 300 mg BID + PEG IFN-a 180 ug QW; n=2 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
Lonafarnib/Ritonavir
n=3 Participants
lonafarnib 100 mg BID + ritonavir 100 mg QD; n=3 lonafarnib: antiviral farnesyl transferase inhibitor Ritonavir: CYP 3A4 inhibitor, lonafarnib booster
Improvement in Quantitative Serum HDV RNA Levels After 4-12 Weeks of Lonafarnib-based Therapy
0.03 log IU/mL
Interval -1.17 to 1.83
-1.78 log IU/mL
Interval -2.28 to -1.46
-1.3 log IU/mL
Interval -1.61 to -0.52
-1.85 log IU/mL
Interval -2.4 to -1.33
0 log IU/mL
Interval 0.0 to 0.0
0 log IU/mL
Interval 0.0 to 0.0
-1.2 log IU/mL
Interval -1.41 to -0.91

Adverse Events

Lonafarnib 200 mg BID

Serious events: 0 serious events
Other events: 3 other events
Deaths: 0 deaths

Lonafarnib 300 mg BID

Serious events: 0 serious events
Other events: 3 other events
Deaths: 0 deaths

Lonafarnib 100 mg TID

Serious events: 1 serious events
Other events: 3 other events
Deaths: 0 deaths

100 mg BID Lonafarnib/PEG IFN-a

Serious events: 0 serious events
Other events: 3 other events
Deaths: 0 deaths

200 mg BID Lonafarnib/PEG IFN-a

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

300 mg BID Lonafarnib/PEG IFN-a

Serious events: 0 serious events
Other events: 0 other events
Deaths: 0 deaths

Lonafarnib/Ritonavir

Serious events: 0 serious events
Other events: 3 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
Lonafarnib 200 mg BID
n=3 participants at risk
lonafarnib 200 mg BID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
Lonafarnib 300 mg BID
n=3 participants at risk
lonafarnib 300 mg BID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
Lonafarnib 100 mg TID
n=3 participants at risk
lonafarnib 100 mg TID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
100 mg BID Lonafarnib/PEG IFN-a
n=3 participants at risk
lonafarnib 100 mg BID + PEG IFN-a 180 ug QW; n=3 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
200 mg BID Lonafarnib/PEG IFN-a
n=3 participants at risk
lonafarnib 200 mg BID + PEG IFN-a 180 ug QW; n=3 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
300 mg BID Lonafarnib/PEG IFN-a
n=2 participants at risk
lonafarnib 300 mg BID + PEG IFN-a 180 ug QW; n=2 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
Lonafarnib/Ritonavir
n=3 participants at risk
lonafarnib 100 mg BID + ritonavir 100 mg QD; n=3 lonafarnib: antiviral farnesyl transferase inhibitor Ritonavir: CYP 3A4 inhibitor, lonafarnib booster
Gastrointestinal disorders
dehydration secondary to vomiting and diarrhea
0.00%
0/3
0.00%
0/3
33.3%
1/3
0.00%
0/3
0.00%
0/3
0.00%
0/2
0.00%
0/3

Other adverse events

Other adverse events
Measure
Lonafarnib 200 mg BID
n=3 participants at risk
lonafarnib 200 mg BID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
Lonafarnib 300 mg BID
n=3 participants at risk
lonafarnib 300 mg BID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
Lonafarnib 100 mg TID
n=3 participants at risk
lonafarnib 100 mg TID; n=3 lonafarnib: antiviral farnesyl transferase inhibitor
100 mg BID Lonafarnib/PEG IFN-a
n=3 participants at risk
lonafarnib 100 mg BID + PEG IFN-a 180 ug QW; n=3 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
200 mg BID Lonafarnib/PEG IFN-a
n=3 participants at risk
lonafarnib 200 mg BID + PEG IFN-a 180 ug QW; n=3 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
300 mg BID Lonafarnib/PEG IFN-a
n=2 participants at risk
lonafarnib 300 mg BID + PEG IFN-a 180 ug QW; n=2 lonafarnib: antiviral farnesyl transferase inhibitor PEG IFN-a: immunomodulator
Lonafarnib/Ritonavir
n=3 participants at risk
lonafarnib 100 mg BID + ritonavir 100 mg QD; n=3 lonafarnib: antiviral farnesyl transferase inhibitor Ritonavir: CYP 3A4 inhibitor, lonafarnib booster
Investigations
weight loss
100.0%
3/3
100.0%
3/3
66.7%
2/3
33.3%
1/3
0.00%
0/3
0.00%
0/2
66.7%
2/3
Gastrointestinal disorders
diarrhea
100.0%
3/3
100.0%
3/3
66.7%
2/3
100.0%
3/3
0.00%
0/3
0.00%
0/2
100.0%
3/3
Gastrointestinal disorders
nausea
100.0%
3/3
100.0%
3/3
66.7%
2/3
100.0%
3/3
0.00%
0/3
0.00%
0/2
100.0%
3/3
General disorders
fatigue
100.0%
3/3
66.7%
2/3
66.7%
2/3
33.3%
1/3
0.00%
0/3
0.00%
0/2
66.7%
2/3
Gastrointestinal disorders
vomiting
66.7%
2/3
100.0%
3/3
66.7%
2/3
0.00%
0/3
0.00%
0/3
0.00%
0/2
33.3%
1/3

Additional Information

Senior VP, Clinical Development

Eiger BioPharmaceuticals, Inc

Phone: 1-650-618-1621

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place