Study of the Effectiveness of Telmisartan in Slowing the Progression of Abdominal Aortic Aneurysms

Inclusion Criteria:

   - 50-85 years of age and able to provide written informed consent

   - AAA measuring a maximum diameter of 3.5-4.9 cm on CTA or ultrasound

   - Stable medication regime for the last six months

   - No current indication for AAA repair according to the treating physician or
   expectation that this will be revised within the next year

   - High likelihood of compliance with treatment over 24 months

Exclusion Criteria:

   - Renal impairment (i.e. creatinine >1.5x upper limit of normal [ULN])

   - Known significant renal stenosis (>70%) of one or both renal arteries

   - Chronic liver disease (i.e. cirrhosis or hepatitis) or abnormal liver function (i.e.
   ALT 1.5xULN)

   - Electrolyte imbalance

   - Active gout

   - Current or planned usage of an AT1 blocker or ACE inhibitor

   - Previous abdominal aortic surgery

   - Currently pregnant or intend to become pregnant