Nasal spray aims to fight COVID-19, but trial halted early

NCT ID NCT05541510

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This study tested a nasal spray called AD17002 in 180 adults with mild to moderate COVID-19. Participants received either a low dose, high dose, or placebo spray alongside standard care. The goal was to see if the spray speeds up recovery and improves symptoms. However, the trial was terminated early, so we have limited data on its effectiveness.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

AD17002 (LTh[αK]) intranasal spray

What this could lead to

If successful, this could provide a new treatment option for mild to moderate COVID-19 that boosts nasal immunity.

What could go wrong

The trial was terminated early, so results are limited. It is unclear if the treatment works better than standard care.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

COVID-19

As listed by the trial registrant

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

Contacts and locations

Locations

  • RSA UGM

    Yogyakarta, Special Region of Yogyakarta, 55281, Indonesia

  • RSDC Wisma Atlit

    Kota Jkt Utara, DKI Jakarta, 14360, Indonesia

  • RSPI Sulianti Saroso

    Kota Jkt Utara, DKI Jakarta, 14340, Indonesia