Can friends and trusted messengers boost COVID testing in opioid users?

NCT ID NCT04873401

First seen Jun 27, 2026 · Last updated Jul 23, 2026 · Updated 2 times

Summary

This study tested two methods to encourage COVID-19 testing among people who use opioids: having friends refer others (chain referral) and using trusted community members (credible messengers). About 500 people took part. The goal was to see which method got more people tested and linked to care.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • New York State Psychiatric Institute

    New York, New York, 10032, United States

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