Phase 4 Study of the Use of Sildenafil (Viagra) to Alter Fatigue, Functional Status and Impaired Cerebral Blood Flow in Patients With Chronic Fatigue Syndrome
Abstract
Use of Viagra to Alter Symptoms in Patients with Chronic Fatigue Syndrome (CFS)
Conditions: Chronic Fatigue Syndrome.
Primary outcome: Change in Fatigue Impact Scale at 6 Weeks.
Enrollment: 12 participants.
How strong is the evidence?
Evidence Hub reads this as a clinical trial, done in people. Its evidence level is 3 of 5 (Moderate · trial / cohort / secondary analysis). Trials without a large randomized design, cohorts and secondary analyses give moderate evidence. Reported size: 12 participants or records.
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