Glyceryl Trinitrate

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  1. What type is GTN?
    Vasodilator
  2. What is the use for GTN?
    • Suspected acute coronary syndrome
    • Cardiogenic pulmonary oedema
    • Autonomic dysreflexia
  3. What are the adverse effects of GTN?
    • Headache
    • Flushing
    • Hypotension
  4. What are the contraindications for GTN?
    • BP <100mmHg
    • Heart rate <50/min or  >150/min
    • Patients <16yrs of age
    • Use of drugs to treat erectile dysfunction e.g.
    • Sildenafil - Viagra - within 24hrs
    • Vardenafil - Levitra - within 24hrs
    • Tadalafil - Cialis - within 96hrs
  5. What is the preparation of GTN?
    • 600mcg tablet
    • Discard 3months after opening the bottle as exposure reduces potency. Bottles must have the date opened written on the label.
    • Unused half tablets of GTN must be
    • discarded.
  6. What is the dose of GTN for suspected acute coronary syndrome?
    • Patients ≥16 years of age
    • 600mcg (1 tablet) SL
    • Repeat every 5 minutes, monitor BP closely
    • Maximum dose: 1.8mg (3 tablets)
    • This regime can be repeated 30 minutes after last administration, if indicated.
  7. What is the dose of GTN for Cardiogenic pulmonary oedema?
    • Patients ≥16 years of age
    • 600mcg (1 tablet) SL
    • Repeat every 5 minutes, monitor BP closely
    • Maximum dose: 1.8mg (3 tablets)
    • This regime can be repeated 30 minutes after last administration, if indicated.
  8. What is the dose of GTN for Autonomic dysreflexia?
    • Patients ≥16 years of age
    • 300mcg (1/2 tablet) SL
    • Repeat every 5 minutes, monitor BP closely
    • Maximum dose: 900mcg (1.5 tablets)
  9. What's the note for small pts etc.?
    Note: Patients with advanced age, smaller than average size or general debility should receive an initial dose of 300mcg (half a tablet) with subsequent doses of either 300mcg or 600mcg depending on response to a max of 1.8mg (3 tablets).

Card Set Information

Author:
study.girl
ID:
239184
Filename:
Glyceryl Trinitrate
Updated:
2013-10-24 22:20:16
Tags:
GTN
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