Overview
The purpose of this study is to evaluate the effectiveness and mechanism of action of Losartan in the treatment of coarctation of aorta.
Eligibility
Inclusion Criteria:
- B/S1 hypertension; SBP 120-139 average based on 3 office measurements.
- COA Repair prior to age 10
- No residual COA; Based on mean doppler COA gradient <20mmHg within past 12 months
Exclusion Criteria:
- Currently on beta blocker (BB) therapy
- Pregnancy/lactating
- eGFR<30
- Hyperkalemia (serum potassium >5.5mmol/L)
- Severe Aortic or Mitral valve stenosis or regurgitation
- Epicardial CAD diagnosis
- Received antihypertensive medications within the past year