Phase II Clinical Trial Shows Exercise and Low-Dose Ibuprofen Protect Cognitive Function During Chemotherapy Treatment

New Phase II trial finds that low-intensity walking and low-dose ibuprofen help protect memory and attention in 80% of patients facing cognitive decline.

By: AXL Media

Published: Apr 20, 2026, 8:40 AM EDT

Source: Information for this report was sourced from EurekAlert!

The Prevalence of Chemotherapy Induced Cognitive Decline

The phenomenon of cancer-related cognitive impairment, characterized by memory lapses and a diminished ability to multitask, affects the vast majority of patients undergoing intensive drug regimens. According to a Phase II trial published on April 20, 2026, as many as four out of five chemotherapy recipients experience these neurological shifts, which can range from subtle attention deficits to significant disruptions in daily life. This study, appearing in the peer-reviewed journal CANCER, explores how non-invasive interventions might provide a protective barrier for brain function during active treatment cycles.

Investigating the Anti-Inflammatory Synergy of Movement and Medication

The research team hypothesized that because both physical exertion and certain over-the-counter medications reduce inflammation through distinct biological pathways, they might offer additive benefits for cognitive health. To test this, the trial randomized 86 oncology patients into four specific study arms over a six-week duration. These groups tested a specialized home-based, low-intensity exercise prescription known as EXCAP, both alone and in combination with low-dose ibuprofen, against a placebo control to determine which protocol best preserved mental clarity.

Performance Metrics and Attention Gains

The results revealed a statistically significant improvement in attention performance among participants who engaged in the EXCAP walking and resistance program compared to the placebo group. Interestingly, the group taking only low-dose ibuprofen also showed better cognitive outcomes than the control group, though the effects were notably more pronounced in the exercise arm. These findings suggest that movement acts as a powerful catalyst for neurological resilience, helping patients maintain focus even as they navigate the physiological stressors of chemotherapy.