ClinicalTrials.gg
Not yet recruitingNCT07796256Updated Sep 4, 2026

Study of SGB-9768 in Patients With Paroxysmal Nocturnal Hemoglobinuria

A Phase 2 interventional study of SGB-9768 in PNH - Paroxysmal Nocturnal Hemoglobinuria, sponsored by Suzhou Sanegene Bio Inc.. Not yet recruiting at 2 sites in China. Open to participants aged 18 Years and older. Per ClinicalTrials.gov, last updated 2026-09-04.

Sponsored by Suzhou Sanegene Bio Inc. · Phase 2, Interventional, and Treatment

Phase
Phase 2
Study type
Interventional
Enrollment
24
Allocation
Randomized
Ages
18 Years and older
Sex
All
01

Where this study stands

Counted across the records on this site · 2026-11-12

Among 51 studies in Hemoglobinuria, Paroxysmal with a site in China — 21 open to participants now, 29 under way, 11 of them phase 3. Hemoglobinuria, Paroxysmal · China.

Planned enrollment
35th of 47
24 · median 40
Started
2026
with 6 others
Phase 2
13 of 51
4 open now
Primary completion
2027-08
later than 19 of 28 live
Registered
49th of 51
by date

Among the 51 studies in Hemoglobinuria, Paroxysmal with a site in China, this one is the 35th largest by planned enrollment of the 47 interventional ones, is one of 7 that started in 2026, is one of 13 in phase 2, reaches primary completion later than 19 of the 28 other live ones, and was the 49th registered.

By phase

51 studies; the count open now beside each. This study's row is marked.

Phase 317 · 7 open
Phase 113 · 5 open
Phase 2this study13 · 4 open
Observational4 · 2 open
No phase1 · 1 open
Phase 1/21 · 1 open
Phase 2/31 · 1 open
Phase 41 · 0 open

By the year they started

First in 2012; this study’s year is marked. 7 started in 2026.

Size and results

Median enrollment 40 across the 47 interventional studies, 402 across the 4 observational. Of the 19 that completed or were terminated, 3 (16%) have results posted.

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02

Study summary

This is a multicenter, randomized, open-Label Phase II study to evaluate the efficacy and safety of multiple doses of SGB-9768 in adult patients with paroxysmal nocturnal hemoglobinuria (PNH).

03

Conditions studied

  • PNH - Paroxysmal Nocturnal Hemoglobinuria
04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
No

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  1. Male and female participants ≥ 18 years of age;
  2. Diagnosis of PNH confirmed by flow cytometry, with a PNH clone size >10% in granulocytes and/or monocytes;
  3. Mean level \<100 g/L at screening.
  4. Lactate Dehydrogenase (LDH) > 1.5 x (ULN) at screening.
  5. Complement inhibitor-naïve, or previous complement inhibitor therapy discontinued for more than 5 drug half-lives or 3 months before randomization.
  6. Vaccination against Neisseria meningitidis infection is required prior to the start of study treatment. If not received previously, vaccination against Streptococcus pneumoniae and Haemophilus influenzae infections should be given.

Exclusion criteria

Exclusion Criteria:

  1. Patients with reticulocytes \<100x10⁹/L; \<30x10⁹/L; neutrophils \<0.5x10⁹/L.
  2. History of congenital asplenia or splenectomy.
  3. Known or suspected hereditary or acquired complement deficiencies/abnormalities.
  4. Active or recurrent invasive infections caused by encapsulated bacteria (e.g., Neisseria meningitidis, Streptococcus pneumoniae, or Haemophilus influenzae).
  5. Active systemic bacterial, viral, or fungal infection within 14 days before randomization.
  6. Evidence or history of tuberculosis infection (except adequately treated inactive tuberculosis with negative screening results).
  7. Recurrent chronic infections within 1 year before screening.
  8. Positive virology tests indicating active Virus (HBV), Virus (HCV), (HIV), or syphilis infection.
Terms in these criteria, in plain language(6)

Underlined terms in the criteria open these too. Explained by clinicaltrials.gg, not part of the registry record. The study team decides who can take part.

Hemoglobin (Hb)

The protein in red blood cells that carries oxygen. A low level is anaemia, which can cause tiredness and breathlessness. Measured in g/dL or g/L (9 g/dL is 90 g/L).

ULN (upper limit of normal)

The top of the normal range for a blood test, as set by the laboratory that runs it. Each lab prints its own range next to your result.

“≤ 2.5 × ULN” means the result can be up to two and a half times that top value.

Platelets

Blood cells that help blood clot. Too few raises the risk of bleeding and bruising. A usual adult range is about 150–400 × 10⁹/L (150,000–400,000 per µL); each lab has its own reference range.

Hepatitis B tests

Hepatitis B is a virus that infects the liver. These are separate tests: HBsAg positive usually means a current infection (a recent vaccination can briefly cause it too); total anti-HBc (HBcAb) positive means an infection now or in the past; HBV DNA measures how much virus is in the blood.

Some studies accept a past infection if HBV DNA is undetectable, sometimes with antiviral medicine during the study. Check what this study allows.

Hepatitis C tests

Hepatitis C is a virus that infects the liver. An HCV antibody test can stay positive after an infection has cleared (and is occasionally positive without one); an HCV RNA test shows whether the virus is there now.

After treatment, hepatitis C counts as cured when HCV RNA is still undetectable 12 weeks or more after the treatment ended. Studies often accept people cured this way.

HIV

The human immunodeficiency virus, which weakens the immune system.

Many studies now accept people whose HIV is controlled on treatment, judged by the viral load and the CD4 count. Check the limits this study sets.

05

Study design

Phase
Phase 2
Primary purpose
Treatment
Allocation
Randomized
Intervention model
Parallel assignment
Masking
None (open label)
Enrollment
24 participants (estimated)

Study arms

  • Experimental
    Arm 1

    Participants will receive multiple doses of SGB-9768.

    Drug: SGB-9768

  • Experimental
    Arm 2

    Participants will receive multiple doses of SGB-9768.

    Drug: SGB-9768

  • Experimental
    Arm 3

    Participants will receive multiple doses of SGB-9768.

    Drug: SGB-9768

Interventions

  • SGB-9768 will be administered by subcutaneous injection.

06

What researchers measure

Primary outcomes

  1. Mean LDH change from baseline

    Time frame: weeks 18-24

07

Study locations

2 sites
08

References and documents

Individual participant data

Plan to share: No

No publications or documents are linked to this record.

09

Timeline

Tracking since Sep 25, 2026
ElapsedEstimatedEstimated, not yet reachedSimilar studies: half by the dot; the band is the middle halfHalf of similar studies reached it by the dot; the band is the middle half, from a quarter to three quarters

Start is estimated for Oct 2026; primary completion for Aug 2027, 10 months later.

Of 26 industry-sponsored phase 2 interventional studies under Hemoglobinuria, Paroxysmal, half reached primary completion within 16 months of starting (the median), counting those still running; a quarter within 11 and three quarters within 25. This study's planned 10 months is below that.

Counting every sponsor, half of 34 studies reached it within 24 months; a quarter within 12 and three quarters within 80.

How these figures are worked out, and which studies are left out of them.

Registered
Aug 27, 2026
First posted
Sep 1, 2026
StartEst.
Oct 31, 2026
Primary completionEst.
Aug 31, 2027
CompletionEst.
Dec 31, 2027
Last update
Sep 4, 2026
What these dates mean
Start.
When the first participant enrolled; while estimated, when the study expects to open to recruitment.
Primary completion.
When the last participant was examined or treated to collect data for the study's main question, its primary outcome. A study that stopped early gives the date its data collection stopped.
Completion.
When the last participant's last visit took place, for every outcome, secondary ones and side effects included: the end of the study. Often later than primary completion, sometimes the same day.
Actual and Est.
Actual means the registry says the date has happened. Est. (estimated) is a date the sponsor plans or expects. It can still move, and the sponsor is expected to change it to actual once it has passed.
No changes since tracking began. The registry record was last updated on Sep 4, 2026, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT07796256
Lead sponsor
Suzhou Sanegene Bio Inc.
Responsible party
Sponsor
First posted
Sep 1, 2026
Start date
Oct 31, 2026 (estimated)
Primary completion
Aug 31, 2027 (estimated)
Completion
Dec 31, 2027 (estimated)
Last update
Sep 4, 2026

Oversight

FDA-regulated drug
Yes
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is not yet recruiting, as verified in Aug 2026. You cannot join it, but the record below documents what was studied.

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Discussion

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