---
id: clinical-trial
title: ClinicalTrial
---

export const Tag = ({children, color}) => (
<span
style={{
      backgroundColor: color,
      borderRadius: '2px',
      color: '#fff',
      padding: '0.2rem',
    }}>
{children}
</span>
);

No description

```graphql
type ClinicalTrial {
  NCTId: ID!
  data_source: String!
  url: String!
  refersTo(
    first: Int = 0
    offset: Int = 0
    orderBy: [_CitationOrdering] = []
    filter: _CitationFilter
  ): [Citation]
  refersToUrl(
    first: Int = 0
    offset: Int = 0
    orderBy: [_LinkOrdering] = []
    filter: _LinkFilter
  ): [Link]
  useReferenceAs(
    first: Int = 0
    offset: Int = 0
    orderBy: [_ReferenceTypeOrdering] = []
    filter: _ReferenceTypeFilter
  ): [ReferenceType]
  conductedAt(
    first: Int = 0
    offset: Int = 0
    orderBy: [_FacilityOrdering] = []
    filter: _FacilityFilter
  ): [Facility]
  investigates(
    first: Int = 0
    offset: Int = 0
    orderBy: [_InterventionOrdering] = []
    filter: _InterventionFilter
  ): [Intervention]
  type(
    first: Int = 0
    offset: Int = 0
    orderBy: [_StudyTypeOrdering] = []
    filter: _StudyTypeFilter
  ): [StudyType]
  isSponsoredBy(
    first: Int = 0
    offset: Int = 0
    orderBy: [_SponsorOrdering] = []
    filter: _SponsorFilter
  ): [Sponsor]
  isSupportedBy(
    first: Int = 0
    offset: Int = 0
    orderBy: [_CollaboratorOrdering] = []
    filter: _CollaboratorFilter
  ): [Collaborator]
  isFdaRegulatedDevice(
    first: Int = 0
    offset: Int = 0
    orderBy: [_ResponseOrdering] = []
    filter: _ResponseFilter
  ): [Response]
  isUnapprovedDevice(
    first: Int = 0
    offset: Int = 0
    orderBy: [_ResponseOrdering] = []
    filter: _ResponseFilter
  ): [Response]
  isFdaRegulatedDrug(
    first: Int = 0
    offset: Int = 0
    orderBy: [_ResponseOrdering] = []
    filter: _ResponseFilter
  ): [Response]
  expandedAccess(
    first: Int = 0
    offset: Int = 0
    orderBy: [_ResponseOrdering] = []
    filter: _ResponseFilter
  ): [Response]
  isStudying(
    first: Int = 0
    offset: Int = 0
    orderBy: [_ConditionOrdering] = []
    filter: _ConditionFilter
  ): [Condition]
  isPhase(
    first: Int = 0
    offset: Int = 0
    orderBy: [_PhaseOrdering] = []
    filter: _PhaseFilter
  ): [Phase]
  purpose(
    first: Int = 0
    offset: Int = 0
    orderBy: [_PurposeOrdering] = []
    filter: _PurposeFilter
  ): [Purpose]
  identifications(
    first: Int = 0
    offset: Int = 0
    orderBy: [_StudyIdentificationOrdering] = []
    filter: _StudyIdentificationFilter
  ): [StudyIdentification]
  status(
    first: Int = 0
    offset: Int = 0
    orderBy: [_StatusOrdering] = []
    filter: _StatusFilter
  ): [Status]
  stopped(
    first: Int = 0
    offset: Int = 0
    orderBy: [_StopReasonOrdering] = []
    filter: _StopReasonFilter
  ): [StopReason]
  started(
    first: Int = 0
    offset: Int = 0
    orderBy: [_StartOrdering] = []
    filter: _StartFilter
  ): [Start]
  completed(
    first: Int = 0
    offset: Int = 0
    orderBy: [_CompletedOrdering] = []
    filter: _CompletedFilter
  ): [Completed]
  conductedBy(
    first: Int = 0
    offset: Int = 0
    orderBy: [_InvestigatorOrdering] = []
    filter: _InvestigatorFilter
  ): [Investigator]
  description(
    first: Int = 0
    offset: Int = 0
    orderBy: [_DescriptionOrdering] = []
    filter: _DescriptionFilter
  ): [Description]
  studyDesign(
    first: Int = 0
    offset: Int = 0
    orderBy: [_DesignOrdering] = []
    filter: _DesignFilter
  ): [Design]
  observationPeriod(
    first: Int = 0
    offset: Int = 0
    orderBy: [_ObservationPeriodOrdering] = []
    filter: _ObservationPeriodFilter
  ): [ObservationPeriod]
  primaryOutcome(
    first: Int = 0
    offset: Int = 0
    orderBy: [_OutcomeOrdering] = []
    filter: _OutcomeFilter
  ): [Outcome]
  secondaryOutcome(
    first: Int = 0
    offset: Int = 0
    orderBy: [_OutcomeOrdering] = []
    filter: _OutcomeFilter
  ): [Outcome]
  otherOutcome(
    first: Int = 0
    offset: Int = 0
    orderBy: [_OutcomeOrdering] = []
    filter: _OutcomeFilter
  ): [Outcome]
  studyPopulation(
    first: Int = 0
    offset: Int = 0
    orderBy: [_StudyPopulationOrdering] = []
    filter: _StudyPopulationFilter
  ): [StudyPopulation]
  inclusionCriteria(
    first: Int = 0
    offset: Int = 0
    orderBy: [_InclusionCriteriaOrdering] = []
    filter: _InclusionCriteriaFilter
  ): [InclusionCriteria]
  exclusionCriteria(
    first: Int = 0
    offset: Int = 0
    orderBy: [_ExclusionCriteriaOrdering] = []
    filter: _ExclusionCriteriaFilter
  ): [ExclusionCriteria]
  contactPerson(
    first: Int = 0
    offset: Int = 0
    orderBy: [_ContactOrdering] = []
    filter: _ContactFilter
  ): [Contact]
  retainedBioSamples(
    first: Int = 0
    offset: Int = 0
    orderBy: [_BioSpecimenOrdering] = []
    filter: _BioSpecimenFilter
  ): [BioSpecimen]
  studyArms(
    first: Int = 0
    offset: Int = 0
    orderBy: [_ArmOrdering] = []
    filter: _ArmFilter
  ): [Arm]
  _id: String
}
```

### Fields

#### `NCTId` ([`ID!`](/docs/api/scalars/id))

#### `data_source` ([`String!`](/docs/api/scalars/string))

#### `url` ([`String!`](/docs/api/scalars/string))

#### `refersTo` ([`[Citation]`](/docs/api/objects/citation))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_CitationOrdering]`](/docs/api/enums/citation-ordering))

- ##### `filter` ([`_CitationFilter`](/docs/api/inputs/citation-filter))

#### `refersToUrl` ([`[Link]`](/docs/api/objects/link))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_LinkOrdering]`](/docs/api/enums/link-ordering))

- ##### `filter` ([`_LinkFilter`](/docs/api/inputs/link-filter))

#### `useReferenceAs` ([`[ReferenceType]`](/docs/api/objects/reference-type))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_ReferenceTypeOrdering]`](/docs/api/enums/reference-type-ordering))

- ##### `filter` ([`_ReferenceTypeFilter`](/docs/api/inputs/reference-type-filter))

#### `conductedAt` ([`[Facility]`](/docs/api/objects/facility))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_FacilityOrdering]`](/docs/api/enums/facility-ordering))

- ##### `filter` ([`_FacilityFilter`](/docs/api/inputs/facility-filter))

#### `investigates` ([`[Intervention]`](/docs/api/objects/intervention))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_InterventionOrdering]`](/docs/api/enums/intervention-ordering))

- ##### `filter` ([`_InterventionFilter`](/docs/api/inputs/intervention-filter))

#### `type` ([`[StudyType]`](/docs/api/objects/study-type))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_StudyTypeOrdering]`](/docs/api/enums/study-type-ordering))

- ##### `filter` ([`_StudyTypeFilter`](/docs/api/inputs/study-type-filter))

#### `isSponsoredBy` ([`[Sponsor]`](/docs/api/objects/sponsor))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_SponsorOrdering]`](/docs/api/enums/sponsor-ordering))

- ##### `filter` ([`_SponsorFilter`](/docs/api/inputs/sponsor-filter))

#### `isSupportedBy` ([`[Collaborator]`](/docs/api/objects/collaborator))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_CollaboratorOrdering]`](/docs/api/enums/collaborator-ordering))

- ##### `filter` ([`_CollaboratorFilter`](/docs/api/inputs/collaborator-filter))

#### `isFdaRegulatedDevice` ([`[Response]`](/docs/api/objects/response))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_ResponseOrdering]`](/docs/api/enums/response-ordering))

- ##### `filter` ([`_ResponseFilter`](/docs/api/inputs/response-filter))

#### `isUnapprovedDevice` ([`[Response]`](/docs/api/objects/response))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_ResponseOrdering]`](/docs/api/enums/response-ordering))

- ##### `filter` ([`_ResponseFilter`](/docs/api/inputs/response-filter))

#### `isFdaRegulatedDrug` ([`[Response]`](/docs/api/objects/response))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_ResponseOrdering]`](/docs/api/enums/response-ordering))

- ##### `filter` ([`_ResponseFilter`](/docs/api/inputs/response-filter))

#### `expandedAccess` ([`[Response]`](/docs/api/objects/response))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_ResponseOrdering]`](/docs/api/enums/response-ordering))

- ##### `filter` ([`_ResponseFilter`](/docs/api/inputs/response-filter))

#### `isStudying` ([`[Condition]`](/docs/api/objects/condition))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_ConditionOrdering]`](/docs/api/enums/condition-ordering))

- ##### `filter` ([`_ConditionFilter`](/docs/api/inputs/condition-filter))

#### `isPhase` ([`[Phase]`](/docs/api/objects/phase))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_PhaseOrdering]`](/docs/api/enums/phase-ordering))

- ##### `filter` ([`_PhaseFilter`](/docs/api/inputs/phase-filter))

#### `purpose` ([`[Purpose]`](/docs/api/objects/purpose))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_PurposeOrdering]`](/docs/api/enums/purpose-ordering))

- ##### `filter` ([`_PurposeFilter`](/docs/api/inputs/purpose-filter))

#### `identifications` ([`[StudyIdentification]`](/docs/api/objects/study-identification))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_StudyIdentificationOrdering]`](/docs/api/enums/study-identification-ordering))

- ##### `filter` ([`_StudyIdentificationFilter`](/docs/api/inputs/study-identification-filter))

#### `status` ([`[Status]`](/docs/api/objects/status))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_StatusOrdering]`](/docs/api/enums/status-ordering))

- ##### `filter` ([`_StatusFilter`](/docs/api/inputs/status-filter))

#### `stopped` ([`[StopReason]`](/docs/api/objects/stop-reason))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_StopReasonOrdering]`](/docs/api/enums/stop-reason-ordering))

- ##### `filter` ([`_StopReasonFilter`](/docs/api/inputs/stop-reason-filter))

#### `started` ([`[Start]`](/docs/api/objects/start))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_StartOrdering]`](/docs/api/enums/start-ordering))

- ##### `filter` ([`_StartFilter`](/docs/api/inputs/start-filter))

#### `completed` ([`[Completed]`](/docs/api/objects/completed))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_CompletedOrdering]`](/docs/api/enums/completed-ordering))

- ##### `filter` ([`_CompletedFilter`](/docs/api/inputs/completed-filter))

#### `conductedBy` ([`[Investigator]`](/docs/api/objects/investigator))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_InvestigatorOrdering]`](/docs/api/enums/investigator-ordering))

- ##### `filter` ([`_InvestigatorFilter`](/docs/api/inputs/investigator-filter))

#### `description` ([`[Description]`](/docs/api/objects/description))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_DescriptionOrdering]`](/docs/api/enums/description-ordering))

- ##### `filter` ([`_DescriptionFilter`](/docs/api/inputs/description-filter))

#### `studyDesign` ([`[Design]`](/docs/api/objects/design))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_DesignOrdering]`](/docs/api/enums/design-ordering))

- ##### `filter` ([`_DesignFilter`](/docs/api/inputs/design-filter))

#### `observationPeriod` ([`[ObservationPeriod]`](/docs/api/objects/observation-period))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_ObservationPeriodOrdering]`](/docs/api/enums/observation-period-ordering))

- ##### `filter` ([`_ObservationPeriodFilter`](/docs/api/inputs/observation-period-filter))

#### `primaryOutcome` ([`[Outcome]`](/docs/api/objects/outcome))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_OutcomeOrdering]`](/docs/api/enums/outcome-ordering))

- ##### `filter` ([`_OutcomeFilter`](/docs/api/inputs/outcome-filter))

#### `secondaryOutcome` ([`[Outcome]`](/docs/api/objects/outcome))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_OutcomeOrdering]`](/docs/api/enums/outcome-ordering))

- ##### `filter` ([`_OutcomeFilter`](/docs/api/inputs/outcome-filter))

#### `otherOutcome` ([`[Outcome]`](/docs/api/objects/outcome))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_OutcomeOrdering]`](/docs/api/enums/outcome-ordering))

- ##### `filter` ([`_OutcomeFilter`](/docs/api/inputs/outcome-filter))

#### `studyPopulation` ([`[StudyPopulation]`](/docs/api/objects/study-population))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_StudyPopulationOrdering]`](/docs/api/enums/study-population-ordering))

- ##### `filter` ([`_StudyPopulationFilter`](/docs/api/inputs/study-population-filter))

#### `inclusionCriteria` ([`[InclusionCriteria]`](/docs/api/objects/inclusion-criteria))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_InclusionCriteriaOrdering]`](/docs/api/enums/inclusion-criteria-ordering))

- ##### `filter` ([`_InclusionCriteriaFilter`](/docs/api/inputs/inclusion-criteria-filter))

#### `exclusionCriteria` ([`[ExclusionCriteria]`](/docs/api/objects/exclusion-criteria))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_ExclusionCriteriaOrdering]`](/docs/api/enums/exclusion-criteria-ordering))

- ##### `filter` ([`_ExclusionCriteriaFilter`](/docs/api/inputs/exclusion-criteria-filter))

#### `contactPerson` ([`[Contact]`](/docs/api/objects/contact))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_ContactOrdering]`](/docs/api/enums/contact-ordering))

- ##### `filter` ([`_ContactFilter`](/docs/api/inputs/contact-filter))

#### `retainedBioSamples` ([`[BioSpecimen]`](/docs/api/objects/bio-specimen))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_BioSpecimenOrdering]`](/docs/api/enums/bio-specimen-ordering))

- ##### `filter` ([`_BioSpecimenFilter`](/docs/api/inputs/bio-specimen-filter))

#### `studyArms` ([`[Arm]`](/docs/api/objects/arm))

- ##### `first` ([`Int`](/docs/api/scalars/int))

- ##### `offset` ([`Int`](/docs/api/scalars/int))

- ##### `orderBy` ([`[_ArmOrdering]`](/docs/api/enums/arm-ordering))

- ##### `filter` ([`_ArmFilter`](/docs/api/inputs/arm-filter))

#### `_id` ([`String`](/docs/api/scalars/string))

Generated field for querying the Neo4j [system id](https://neo4j.com/docs/cypher-manual/current/functions/scalar/#functions-id) of this node.
