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

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

Severe Acute Respiratory Syndrome Coronavirus 2: early-phase trial registry

1 of 2 indexed Severe Acute Respiratory Syndrome Coronavirus 2 trials are currently recruiting, with more weight in Phase 1-2.

Corpus placement: #7,188 of 28,707 conditions by registered trial count.

2 US clinical trials · 1 currently recruiting · #7,188 of 28,707 conditions by registered trial count

Severe Acute Respiratory Syndrome Coronavirus 2: 2 US clinical trials tracked, 1 recruiting.

Severe Acute Respiratory Syndrome Coronavirus 2 is the subject of 2 registered US clinical trials on ClinicalTrials.gov, 1 of them currently open to new participants. 0 are in Phase 3-4 (later-stage) and 2 in Phase 1-2 (earlier-stage). The most active sponsor is Apellis Pharmaceuticals, running 1 of these trials.

Enrollment posture brief

Registry condition severe-acute-respiratory-syndrome-coronavirus-2

OPEN 1 | RECR 50% | LATE 0 | EARLY 2 | RANK #7188 | SPON 1

Nearest open-share peer: Abdominal Aortic Aneurysms (50% recruiting · 6 trials)

Ablation80%ACL Reconstruction80%Abuse, Drug60%Acceptability60%Severe Acute Respiratory (th…50%
Open-enrollment share among volume-matched conditions near Severe Acute Respiratory Syndrome Coronavirus 2

Severe Acute Respiratory Syndrome Coronavirus 2 lists 1 open slots (50% of 2 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 Severe Acute Respiratory Syndrome Coronavirus 2 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.

  1. Severe Acute Respiratory Syndrome Coronavirus 2 is recruiting above its size-band peers.

    1 of 2 indexed trials (50%) 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.

Phase 11Phase 21

Phase Distribution

PhaseTrial count
Phase 1 1
Phase 2 1

Top Sponsors

Named interventions

Most-linked intervention names on Severe Acute Respiratory Syndrome Coronavirus 2 records (sponsor-reported on ClinicalTrials.gov). Counts are trial links, not unique products.

APL-9 Drug
1 trials
Vehicle Control Other
1 trials
Variant-adapted BNT162b2 (Omicron XBB.1.5) 6 microgram dose Biological
1 trials
Variant-adapted BNT162b2 (Omicron XBB.1.5) 3 microgram dose Biological
1 trials
Bivalent BNT162b2 (original/Omicron BA.4/BA.5) 10 microgram dose Biological
1 trials
Bivalent BNT162b2 (original/Omicron BA.4/BA.5) 6 microgram dose Biological
1 trials
Bivalent BNT162b2 (original/Omicron BA.4/BA.5) 3 microgram dose Biological
1 trials

US sites by state

Facility locations filed on Severe Acute Respiratory Syndrome Coronavirus 2 trials. A trial with sites in several states counts in each.

California 2 trials
Texas 1 trials
New York 1 trials
New Jersey 1 trials
Michigan 1 trials
Louisiana 1 trials
Kentucky 1 trials
Indiana 1 trials

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

What to do with this Severe Acute Respiratory Syndrome Coronavirus 2 page

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

  • 1 Severe Acute Respiratory Syndrome Coronavirus 2 trials are currently recruiting, check eligibility criteria before contacting a site. Browse recruiting trials
  • Apellis Pharmaceuticals sponsors the most Severe Acute Respiratory Syndrome Coronavirus 2 trials on record, review their full trial history before evaluating a specific study. See Apellis Pharmaceuticals'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 Severe Acute Respiratory Syndrome Coronavirus 2 condition card totals 2 registered trials; most-linked intervention APL-9; top US site state California. See our editorial standards & corrections policy, the methodology behind these numbers, the data changelog, or report a data error.