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Hypertension - Coggle Diagram

- - - - Adverse effects : Worsening renal function, hyperkalaemia, cough, angioedema
    - - decrease heart rate & contraction force, decrease cardiac output.
      - Adverse effects : Asthma, bradycardia, heartblock, heart failure, intermittent claudication
    - - vasodilation, amlodipine, varapamil, reduce contractility & heart rate.
      - Adverse effects : edema, constipation, verapamil = bradycardia, heart failure
    - - Thiazides
        
        worsen diabetes, gout, hyponatraemia, hypokalaemia
      - potassium sparing
        
        hyperkalaemia
      - Loop diuretics
        
        used in heart failure, severe Na/K depletion, may worsen renal function