COVID-19 trials proliferated rapidly during the pandemic and now encompass antiviral treatments, long COVID management, and ongoing vaccine refinements for new variants. The platform trial model — where multiple interventions share a single control arm — was pioneered at scale for COVID-19 (RECOVERY, ACTIV-3, SOLIDARITY) and has since been adopted across other disease areas.
Active trials address long COVID (fatigue, cognitive impairment, autonomic dysfunction), antiviral combinations for high-risk outpatients, mucosal vaccines for variant-resistant immunity, and mechanistic studies into post-COVID organ damage. Paxlovid rebound, nirmatrelvir resistance, and immunocompromised host management are current investigation areas.
Frequently Asked Questions — post acute covid 19 syndrome Clinical Trials
How many clinical trials are currently recruiting for post acute covid 19 syndrome?
ClinicalMetric currently tracks 1 actively recruiting clinical trials for post acute covid 19 syndrome, sourced in real time from ClinicalTrials.gov. The total number of registered studies—including those not yet enrolling or in active follow-up—is 1. Trial availability changes daily as new studies open enrollment and existing ones reach capacity.
What trial phases are available for post acute covid 19 syndrome?
post acute covid 19 syndrome research spans Phase 1 (1 trial), Phase 2 (1 trial). Phase 1 studies evaluate safety and dosing in small groups, Phase 2 studies assess preliminary efficacy in 100–300 participants, and Phase 3 trials compare the new treatment against the standard of care in 300–3,000+ patients. Phase 4 post-approval studies monitor long-term outcomes in real-world populations.
How do I find out if I qualify for a post acute covid 19 syndrome clinical trial?
Eligibility criteria for post acute covid 19 syndrome trials vary by study and typically specify age range, disease stage or severity, prior treatment history, and specific diagnostic or laboratory parameters. Each listing on ClinicalMetric links to the full protocol on ClinicalTrials.gov, where inclusion and exclusion criteria are documented. Contact the sponsoring site's research coordinator directly to confirm your eligibility—your treating physician or specialist can also help identify the most appropriate trial based on your medical history and current treatment status.
Top Sponsors
Changhai Hospital 1 trial
Recruiting Clinical Trials
ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional.
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Last Reviewed: April 2026 ·
Data Methodology