---
title: "Re-activate a withdrawn participant"
method: PATCH
path: "/cohorts/{cohortId}/participants/{participantId}/reactivate"
tags: ["Participants"]
---

# Re-activate a withdrawn participant

`PATCH /cohorts/{cohortId}/participants/{participantId}/reactivate`

## Request

- Base URL: `https://api.production.yourmedley.com`
- URL: `https://api.production.yourmedley.com/cohorts/{cohortId}/participants/{participantId}/reactivate`
- Auth: HTTP bearer

Restores participant status from 'withdrawn' to 'active', clears withdrawal date. Participant resumes appearing in future email send lists.

## Path parameters

- `cohortId` string, uuid, required
- `participantId` string, uuid, required

## Response `200`

Participant re-activated successfully

## Other responses

- `400`: Only withdrawn participants can be re-activated
- `401`: Unauthorized
- `404`: Participant or cohort not found

---

[API](https://skmtc.dev/withmedley/apis/medley-api.md) - [All operations](https://skmtc.dev/withmedley/apis/medley-api/llms.txt) - [OpenAPI document](https://skmtc.dev/withmedley/apis/medley-api/revisions/40aaac5ca6bd?raw)