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GET
Get a clinical trial by NCT id

Authorizations

Authorization
string
header
required

Use a personal or organization Pav API key from Pav developer settings. Send it as Authorization: Bearer <api_key>.

Path Parameters

nct_id
string
required

ClinicalTrials.gov NCT identifier.

Example:

"NCT04368728"

Response

Successful Response

nct_id
string
required

ClinicalTrials.gov registry identifier (NCT number).

Example:

"NCT04368728"

nct_url
string | null

ClinicalTrials.gov URL for the trial record.

Example:

"https://clinicaltrials.gov/study/NCT04368728"

title
string | null

Official or brief title of the trial.

Example:

"A Study of a Vaccine to Prevent COVID-19"

phase
string | null

Trial phase as reported by ClinicalTrials.gov.

Example:

"Phase 3"

status
string | null

Overall recruitment/operational status of the trial.

Example:

"Completed"

sponsor
string | null

Lead sponsor of the trial.

Example:

"Pfizer"

study_type
string | null

Study type (e.g. Interventional, Observational).

Example:

"Interventional"

conditions
string[]

Conditions/indications studied in the trial.

Example:
enrollment_count
integer | null

Planned or actual participant enrollment.

Example:

43998

program_count
integer | null

Number of Pav programs linked to this trial.

Example:

2

company_short_names
string[]

Slugs of companies whose Pav programs are linked to this trial. For sponsor-based links as well, see company_ids and sponsors.

Example:
lead_sponsor
SponsorRef · object | null

Lead sponsor as recorded on ClinicalTrials.gov. Null when the registry record names no sponsor organization (e.g. some pre-2016 records).

collaborators
SponsorRef · object[]

Collaborator sponsors as recorded on ClinicalTrials.gov.

sponsors
SponsorRef · object[]

All sponsors (lead, collaborators, owners), lead sponsor first.

company_ids
integer[]

Pav company ids linked to this trial as a sponsor or through their programs (deduplicated, sorted). Use them to join trials to companies and programs.

Example:
programs
TrialProgram · object[]

Pav programs linked to this trial.

start_date
string | null

Trial start date as reported by ClinicalTrials.gov.

Example:

"2020-04-29"

last_update_post_date
string | null

Date the trial record was last updated on ClinicalTrials.gov.

Example:

"2023-08-15"

primary_completion_date
string | null

Primary completion date as reported by ClinicalTrials.gov — the date the last participant was examined or received an intervention for primary-outcome data collection. A key resolution date.

Example:

"2012-06-01"

completion_date
string | null

Study completion date as reported by ClinicalTrials.gov.

Example:

"2013-03-01"

results_first_post_date
string | null

Date results were first posted on ClinicalTrials.gov. Null until the trial has posted results.

Example:

"2016-08-04"

why_stopped
string | null

Free-text reason the trial stopped early, as reported by ClinicalTrials.gov. Null for trials that did not stop early.

Example:

"Slow enrollment"

primary_outcomes
PrimaryOutcome · object[]

The trial's primary outcome measures (primary endpoints) as reported by ClinicalTrials.gov.