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Exploratory Safety Study of ALD518 in Subjects With Steroid-refractory Acute Graft Versus Host Disease (GVHD)

An Exploratory Phase 1/2 Clinical Trial Evaluating ALD518 in Subjects With Glucocorticoid-Refractory Acute Graft vs. Host Disease (GVHD) After Allogeneic Hematopoietic Stem Cell Transplant (HSCT)

Status
Terminated
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01530256
Acronym
ALD518-010
Enrollment
3
Registered
2012-02-09
Start date
2012-03-31
Completion date
2013-03-31
Last updated
2021-02-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Acute GvHD

Keywords

allograph, steroid refractory

Brief summary

The purpose of this study is to determine the safe and tolerable, biologically active, and potentially effective doses(s) of ALD518 in subjects with acute GVHD, who have failed to respond to glucocorticosteroids, for further investigation in Part B.

Interventions

BIOLOGICALALD518

160 mg IV q 4 weeks for 4 doses

Sponsors

CSL Behring
Lead SponsorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Glucocorticosteroid refractory acute GVHD Grade 2-4 * Prior corticosteroid therapy at \> 1.0mg/kg methylprednisolone or equivalent for minimum of 3 and maximum of 14 days * Karnofsky Performance Satus Scale ≥ 50% * Adequate laboratory testing at screening

Exclusion criteria

* Subjects having Stage 1 skin acute GVHD * Subjects with Stage 3 or 4 liver GVHD * Prior EBV associated malignancy * Prior or current Hepatitis B or C * Prior or active tuberculosis

Design outcomes

Primary

MeasureTime frameDescription
Number of Participants With Adverse Events, Including Infections and Loss of EngraftmentThrough Week 24
Number of Participants With Acute GVHD Response at Week 4Week 4Includes calculation of both complete and partial response. Complete response = functional grade of 0 for the GVHD grading in all evaluable organs. Partial response = improvement by one or more functional grades in one or more organs involved with GVHD symptoms without progression in others, or a very good partial response which is a partial response plus all of the following: (1) skin - active erythematous rash involving less than 25% of body surface, (2) liver - total bilirubin \<2 mg/dL or a 25% reduction from baseline (if \>2 mg/dL), (3) gut - greater than or equal to 75% reduction in daily stool volume.

Secondary

MeasureTime frameDescription
Number of Participants With Relapse of Underlying Malignant DiseaseThrough Week 24
Number of Participants With Overall SurvivalThrough Week 24
Change in Patient Reported Outcomes as Measured by the Functional Assessment of Cancer Therapy-Bone Marrow Transplant (FACT-BMT) Questionnaire ScoreUp to 20 weeksThe FACT-BMT assesses bone marrow transplant related concerns. The total score is the sum of sub-scale scores for 5 domains: Physical Well-Being, Social/Family Well-Being, Emotional Well-Being, Functional Well-Being, and Bone Marrow Transplantation Subscale. Within each domain, a 5-point Likert-type scale (from 0-4) is used to measure the responses for each question. After taking into account reverse scores for questions constructed in a negative form, the subscale score for each domain is calculated by multiplying the sum of the item scores by the number of items in the subscale, then dividing by the number of items answered. The final score for FACT-BMT ranges from 0 to 148. Higher scores indicate better quality of life.

Countries

United States

Participant flow

Pre-assignment details

The trial was terminated after only 3 participants received the 160 mg dose.

Participants by arm

ArmCount
ALD518
ALD518: 160 mg IV q 4 weeks for 4 doses
3
Total3

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyDeath2

Baseline characteristics

CharacteristicALD518
Age, Categorical
<=18 years
0 Participants
Age, Categorical
>=65 years
0 Participants
Age, Categorical
Between 18 and 65 years
3 Participants
Region of Enrollment
United States
3 participants
Sex: Female, Male
Female
1 Participants
Sex: Female, Male
Male
2 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
2 / 3
other
Total, other adverse events
3 / 3
serious
Total, serious adverse events
3 / 3

Outcome results

Primary

Number of Participants With Acute GVHD Response at Week 4

Includes calculation of both complete and partial response. Complete response = functional grade of 0 for the GVHD grading in all evaluable organs. Partial response = improvement by one or more functional grades in one or more organs involved with GVHD symptoms without progression in others, or a very good partial response which is a partial response plus all of the following: (1) skin - active erythematous rash involving less than 25% of body surface, (2) liver - total bilirubin \<2 mg/dL or a 25% reduction from baseline (if \>2 mg/dL), (3) gut - greater than or equal to 75% reduction in daily stool volume.

Time frame: Week 4

Population: 2 of 3 participants died before Week 4 so could not be assessed

ArmMeasureValue (NUMBER)
ALD518Number of Participants With Acute GVHD Response at Week 40 participants
Primary

Number of Participants With Adverse Events, Including Infections and Loss of Engraftment

Time frame: Through Week 24

ArmMeasureValue (NUMBER)
ALD518Number of Participants With Adverse Events, Including Infections and Loss of Engraftment3 participants
Secondary

Change in Patient Reported Outcomes as Measured by the Functional Assessment of Cancer Therapy-Bone Marrow Transplant (FACT-BMT) Questionnaire Score

The FACT-BMT assesses bone marrow transplant related concerns. The total score is the sum of sub-scale scores for 5 domains: Physical Well-Being, Social/Family Well-Being, Emotional Well-Being, Functional Well-Being, and Bone Marrow Transplantation Subscale. Within each domain, a 5-point Likert-type scale (from 0-4) is used to measure the responses for each question. After taking into account reverse scores for questions constructed in a negative form, the subscale score for each domain is calculated by multiplying the sum of the item scores by the number of items in the subscale, then dividing by the number of items answered. The final score for FACT-BMT ranges from 0 to 148. Higher scores indicate better quality of life.

Time frame: Up to 20 weeks

ArmMeasureGroupValue (NUMBER)
ALD518Change in Patient Reported Outcomes as Measured by the Functional Assessment of Cancer Therapy-Bone Marrow Transplant (FACT-BMT) Questionnaire ScoreParticipant 1 (Day 0)93 score on a scale
ALD518Change in Patient Reported Outcomes as Measured by the Functional Assessment of Cancer Therapy-Bone Marrow Transplant (FACT-BMT) Questionnaire ScoreParticipant 1 (Week 4)96 score on a scale
ALD518Change in Patient Reported Outcomes as Measured by the Functional Assessment of Cancer Therapy-Bone Marrow Transplant (FACT-BMT) Questionnaire ScoreParticipant 1 (Week 12)102 score on a scale
ALD518Change in Patient Reported Outcomes as Measured by the Functional Assessment of Cancer Therapy-Bone Marrow Transplant (FACT-BMT) Questionnaire ScoreParticipant 1 (Week 20)113 score on a scale
ALD518Change in Patient Reported Outcomes as Measured by the Functional Assessment of Cancer Therapy-Bone Marrow Transplant (FACT-BMT) Questionnaire ScoreParticipant 2 (Day 0)55 score on a scale
Secondary

Number of Participants With Overall Survival

Time frame: Through Week 24

ArmMeasureValue (NUMBER)
ALD518Number of Participants With Overall Survival1 participants
Secondary

Number of Participants With Relapse of Underlying Malignant Disease

Time frame: Through Week 24

ArmMeasureValue (NUMBER)
ALD518Number of Participants With Relapse of Underlying Malignant Disease0 participants

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026