Can a common drug help cancer patients regain appetite?

NCT ID NCT05705492

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests whether olanzapine, a drug already used for other conditions, can help cancer patients who are losing weight and appetite. About 66 adults with advanced lung, stomach, or bowel cancers will receive either olanzapine or a placebo. The goal is to see if olanzapine leads to meaningful weight gain and better quality of life.

What this could mean

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

Active substance

Olanzapine

What this could lead to

If it works, this could offer a way to help cancer patients gain weight and improve their appetite and quality of life.

What could go wrong

This is a small, early-phase trial, so results may not apply to everyone. Olanzapine can cause side effects like drowsiness and weight gain from other causes.

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.

Anorexia biliary tract cancer Cachexia cancer carcinoma of esophagus colorectal cancer colorectal carcinoma colorectal neoplasm esophageal cancer Esophageal Neoplasms gastric carcinoma hepatocellular carcinoma lung carcinoma neoplasm Weight Loss

As listed by the trial registrant

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

Contacts and locations

Locations

  • OHSU Knight Cancer Institute

    RECRUITING

    Portland, Oregon, 97239, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact