Meet Rejoyn, a new approach
to treating depressive disorder

Welcome to the next generation of mental health care

Rejoyn is a smartphone app that has been developed to support people with depressive disorder episodes, commonly referred to as depression.

The Rejoyn app is formed of three key components that provide a different way to treat depression

Brain exercises

Therapeutic lessons

Text messages and
in-app notifications

Information on the intended use of Rejoyn and how to report side effects can be found at the bottom of this page.

Rejoyn is currently only available in certain regions. To check availability in your area, click here.

To find out more about Rejoyn and how it works click below:

Find out more

The science behind Rejoyn

The brain exercises on the Rejoyn app were developed with psychiatrists and psychotherapists, with patient input, using scientifically and clinically validated methods.

Results from clinical trials showed that adding Rejoyn to a patient’s usual treatment can reduce symptoms of depression with no side effects related to the app.

To find out more about the science behind Rejoyn click below:

Find out more

Developed with privacy and security in mind

Rejoyn was designed in line with GDPR and Cyber Essential requirements for robust privacy and security adherence.

Rejoyn proudly holds DTAC certification and is a UKCA marked medical device.

Abbreviations

  • DTAC, Digital Technology Assessment Criteria
  • GDPR, General Data Protection Regulation
  • UKCA, United Kingdom Conformity Assessed

Date of preparation: June 2025 | UK-152-2500015 (v1.0)

Intended Use

Rejoyn is a digital therapeutic intended for the treatment of depressive disorder episodes in adults. It is intended to be used alongside usual care and supported by a Healthcare Professional.
Please read the Instructions For Use for Rejoyn.

Adverse Events

Adverse events should be reported. Reporting forms and information can be found at
www.mhra.gov.uk/yellowcard or search for MHRA Yellow Card in the Google Play or Apple App Store. To report Rejoyn side effects or quality complaints, contact +44 (0) 808 168 6726 or OPUKSafety@otsuka.co.uk


Otsuka

This webpage is for the general public with an interest in Rejoyn, an app developed by Otsuka Pharmaceutical Europe Ltd.
Please note that Rejoyn requires a prescription or referral from a healthcare professional.

Date of preparation: June 2025
UK-152-2500021 (v1.0)

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