How many clinical trials are there for Sickle Cells Disease?

PlainTrial tracks 1 US clinical trials for Sickle Cells Disease, of which 1 are currently recruiting.

Which interventions appear most often on Sickle Cells Disease trial records?

Red cell units that are genotype matched at the RHD and RHCE loci is the most-linked intervention name on Sickle Cells Disease records (1 trial links). Names are sponsor-reported on ClinicalTrials.gov.

How do I find a recruiting trial for Sickle Cells Disease?

Use the trial list filtered by Recruiting status, or visit the trial finder to search by condition and state. Always discuss with your healthcare provider.

Is this data current?

Data is from ClinicalTrials.gov. Trial status may have changed. Always verify at ClinicalTrials.gov before making participation decisions.

Medical Information Only. Consult your healthcare provider before considering clinical trial enrollment.

ClinicalTrials.gov 1 recruiting now early-phase tilt small index

Sickle Cells Disease: early-phase trial registry

Compiled by PlainTrial · August 8, 2026

1 of 1 indexed Sickle Cells Disease trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #11,370 of 28,707 conditions by registered trial count.

Jump to open trials → Trial finder

1 US clinical trials · 1 currently recruiting · #11,370 of 28,707 conditions by registered trial count

Sickle Cells Disease: 1 US clinical trial tracked, 1 recruiting.

Sickle Cells Disease is the subject of 1 registered US clinical trials on ClinicalTrials.gov, 1 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 1 in Phase 1-2 (earlier-stage). The most active sponsor is Children's Hospital of Philadelphia, running 1 of these trials.

Enrollment posture brief

Registry condition sickle-cells-disease

Volume-matched condition peers

Nearest open-share peer: Aortic Arch Aneurysm (100% recruiting · 5 trials)

Open-enrollment share among volume-matched conditions near Sickle Cells Disease

Sickle Cells Disease lists 1 open slots (100% of 1 indexed trials). Peers are matched on registered volume, not therapeutic-area browse lists. How peer matching works →

Key findings

What ClinicalTrials.gov does not surface for Sickle Cells Disease on its own pages , computed from the registry mirror as of 2026-08-08. Each line carries its own denominator so it can be quoted as it stands.

Sickle Cells Disease is recruiting above its size-band peers.

1 of 1 indexed trials (100%) are open to enrollment, against a 46.5% average across 27,806 conditions with fewer than 20 trials. The peer set uses the same ClinicalTrials.gov-derived counts as this page.

Open and recent trials

1 total, page 1 of 1

RECRUITING Phase 1 35 participants

RH Genotype Matched RBC Transfusions

Children's Hospital of Philadelphia

NCT04156893

Phase Distribution

Phase	Trial count
Phase 1	1

Top Sponsors

Children's Hospital of Philadelphia 1 trials

Named interventions

Most-linked intervention names on Sickle Cells Disease records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

Red cell units that are genotype matched at the RHD and RHCE loci Biological

1 trials

US sites by state

Facility locations filed on Sickle Cells Disease trials. A trial with sites in several states counts in each.

Pennsylvania 1 trials

Source: ClinicalTrials.gov, National Library of Medicine. Data is informational only.

Read our methodology - how this data is sourced, computed, and verified.

What to do with this Sickle Cells Disease page

1 registered trials, 1 currently recruiting, is a starting point for a conversation, not a diagnosis or a recommendation.

1 Sickle Cells Disease trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
Children's Hospital of Philadelphia sponsors the most Sickle Cells Disease trials on record, review their full trial history before evaluating a specific study. See Children's Hospital of Philadelphia's trials
Bring the specific trial ID (NCT number) to your own doctor before enrolling, this page is a directory, not medical guidance. Read the trial-finding guide

Trial and recruiting counts reflect ClinicalTrials.gov registry status as of the data vintage above; individual trial eligibility and enrollment status can change.

Every figure on PlainTrial is rendered directly from the ClinicalTrials.gov registry, no number is typed in by an editor. This Sickle Cells Disease condition card totals 1 registered trials; most-linked intervention Red cell units that are genotype matched at the RHD and RHCE loci; top US site state Pennsylvania. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.