Efficacy, Safety, and Pharmacokinetics of LP-005 Injection in Patients With Paroxysmal Nocturnal Hemoglobinuria (PNH)

Trial statusNot yet recruiting
Trial phasePhase 2
Trial typeInterventional
Biological sexAll
Age18-65
SponsorLongbio Pharma

About this trial

This is an extension study for patients who have completed a prior P10-LP005-02 clinical study. The aim of this study is to evaluate the long-term safety, efficacy, and pharmacokinetics of LP-005 injection in adult patients with paroxysmal nocturnal hemoglobinuria (PNH).

Eligibility criteria

This trial does not accept healthy volunteers

Qualifiers

Patients have fully understood the trial, have voluntarily agreed to participate in this clinical trial, and have signed a written Informed Consent Form (ICF).

Patients who have completed the treatment of the Phase Ⅱ clinical study of LP-005 Injection and are assessed by the investigator as eligible for continued treatment with LP-005 Injection.

Patients who have received Neisseria meningitidis vaccine and Streptococcus pneumoniae vaccine in accordance with the requirements of previous studies; if the vaccine protection period does not cover the treatment duration of this study, patients must agree to receive booster vaccination in a timely manner in accordance with the vaccine administration guidelines and the requirements of local vaccination institutions.

Females and males of childbearing potential (including male subjects with female partners) must agree to use effective contraceptive measures from the start of the trial until 3 months after the end of the trial.

Disqualifiers

Patients who have not completed the treatment of the Phase II clinical trial (P10-LP005-02) of the study drug.

Patients who have completed the Phase II treatment phase but are unwilling to continue receiving the study drug treatment.

Patients for whom the investigator does not recommend the continued use of LP-005 Injection after comprehensive assessment.

Patients who did not participate in the Phase II clinical trial (P10-LP005-02) of the study drug.

Trial design

Design model

Parallel

Treatments tested in this trial

  • LP-005 Injection

    Biological/Vaccine

    IV infusion, Q4W

Treatment groups

30 Participants
are divided into 2 treatment groups
Group A: LP-005 1200 mgExperimental treatment 1 intervention
Group B: LP-005 1500 mgExperimental treatment 1 intervention

Trial outcomes

Primary outcomes

1

Incidence of adverse events (AEs)

Time frame
Up to approximately 2 years

Secondary outcomes

1

Change from baseline in serum lactate dehydrogenase (LDH) levels.

Time frame
Up to approximately 2 years
2

Change from baseline in hemoglobin levels.

Time frame
Up to approximately 2 years
3

Proportion of patients who are transfusion-free.

Time frame
Up to approximately 2 years
4

Proportion of patients achieving hemoglobin levels ≥120 g/L

Time frame
Up to approximately 2 years

Other outcomes

Sponsors and contacts

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This trial is not recruiting at the moment. You can still explore other options: