Glyceryl Trinitrate Flashcards

1
Q

Glyceryl Trinitrate - Type

A

Nitrate smooth muscle relaxant and vasodilator

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Glyceryl Trinitrate - Presentation

A

600mcg sub lingual tablets

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Glyceryl Trinitrate - Actions (2)

A
  1. Arterial and venous dilation
  2. Dilation of collateral coronary vessels
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Glyceryl Trinitrate - Uses (3)

A
  1. Relieve cardiac pain of ischaemic origin
  2. Relieve pulmonary oedema
  3. Management of autonomic dysreflexia
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Glyceryl Trinitrate - Adverse effects (4)

A
  1. Hypotension
  2. Headache
  3. Flushing of skin
  4. Occasionally - bradycardia
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Glyceryl Trinitrate - Contraindications (5)

A
  1. Systolic BP <90
  2. HR <50 (not in autonomic dysreflexia pts)
  3. Sildenafil (viagra) or Vardenafil (levitra) in past 24 hrs
  4. Tadalafil (cialis) in past 3-4 days, 4-5 in elderly and renal impaired
  5. known hypersensitivity
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Glyceryl Trinitrate - Notes

A

Tablet should fizz under tongue

Use within 3/12 of bottle opening - must be dated

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Glyceryl Trinitrate - Doses

A

Chest pain

Adult - 600mcg S/L

  • 300mcg S/L if sBP 90-100 or not normal med.

Repeat initial dose x 1 if req

Acute APO

Adult - 600mcg S/L

  • 300mcg S/L if sBP 90-100 or not normal med.

Repeat initial dose x 1 if req

Autonomic dysreflexia

Adult - 300mcg S/L

Paediatric (12-16yrs) - 150mcg S/L

If little/no effect repeat x 2 as req at 5/60.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly