Pentoxifylline's effect on cognitive impairment after ischemic stroke

Effect of Pentoxifylline on Cognitive Impairment After Ischemic Stroke and Its Mechanism of Brain Electricity and Brain Metabolism

Phase1; Phase2 Interventional The First Hospital of Hebei Medical University · NCT06344390

This study is testing if the drug pentoxifylline can help improve thinking and memory problems in people who have had an ischemic stroke.

Quick facts

PhasePhase1; Phase2
Study typeInterventional
Enrollment200 (estimated)
Ages40 Years to 80 Years
SexAll
SponsorThe First Hospital of Hebei Medical University Academic / other
Locations1 site (Shijiazhuang)
Trial IDNCT06344390 on ClinicalTrials.gov

What this trial studies

This study investigates the potential of pentoxifylline to improve cognitive impairment in patients who have experienced an ischemic stroke. Participants will be randomly assigned to receive either pentoxifylline or a placebo, alongside standard treatments for ischemic stroke. The study will utilize advanced imaging techniques, such as transcranial Doppler and functional MRI, to assess changes in cerebral blood flow and neuronal activity. The goal is to understand the biological mechanisms behind cognitive improvements following treatment.

Who should consider this trial

Good fit: Ideal candidates are Han Chinese individuals aged 40-80 with cognitive impairment following an ischemic stroke and a specific NIHSS score.

Not a fit: Patients with pre-existing dementia or severe mental illness, or those unable to undergo necessary examinations, may not benefit from this study.

Why it matters

Potential benefit: If successful, this treatment could significantly enhance cognitive recovery in stroke patients, improving their quality of life.

How similar studies have performed: While pentoxifylline has been studied for various conditions, its specific application for cognitive impairment post-stroke is less explored, making this approach relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Han Chinese, age 40-80 years old, male and female, right-handed;
* The diagnosis is consistent with the Expert Consensus on the Management of Cognitive Impairment after Stroke 2021;
* NIHSS score 1-15 points;
* Daily Living Ability Scale (ADL) ≥75 score;
* The Informed consent signed by the patient or his legal representative

Exclusion Criteria:

* Can not cooperate with the examination (including neuropsychological tests and scale assessment);
* There were memory disorders, dementia with lewy bodies and frontotemporal dementia before the onset of stroke events;
* There were definite infectious diseases 2 weeks before admission; Have a serious mental illness, previous history of cancer, alcohol or drug abuse;
* Use of drugs that may affect cognitive function, including sedatives, anti-anxiety drugs, hypnotics, nootropic drugs, and cholinoid drugs;
* Can not accept brain MRI examination

Where this trial is running

Shijiazhuang

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Cognitive Impairment
Last reviewed 2026-06-09 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.