OXYGEN Flashcards
1
Q
Actions and side effects
A
A gas essential for cellular energy.
SIDE EFFECTS
• Effects the hypoxic drive in COPD patients (may
result in hypopnea)
• Drying of mucous membranes
2
Q
Indications, contraindications & precautions
A
• Hypoxia • Respiratory distress • Diving or obstetric emergencies • Drive gas for nebulised medications
Nil in the emergency
setting
• Patients with COPD, bleomycin lung injury or paraquat poisoning may be harmed by supplemental oxygen administration.Titrate to achieve an SpO2 of 88-92% • Avoid prolonged administration of oxygen to neonates
3
Q
Dosages
A
ADULT DOSAGE Critical illness/severe hypoxia LEVEL ROUTE DOSAGE EMT 1 EMT 2 INH 15 L/min via NRBM or BVM if inadequate ventilation Titrate to target SpO2 of 94- 98% ONSET DURATION HALF-LIFE Instantaneous INH N/A N/A Moderate illness/moderate hypoxia LEVEL ROUTE DOSAGE EMT 1 EMT 2 INH 4-8L/min via SFM Titrate to target SpO2 of 94- 98% Asthma/Croup LEVEL ROUTE DOSAGE EMT 1 EMT 2 INH 6-8L/min via NEB PAEDIATRIC DOSAGE Critical illness/severe hypoxia LEVEL ROUTE DOSAGE EMT 1 EMT 2 INH 15 L/min via NRBM or BVM if inadequate ventilation Titrate to target SpO2 of 94- 98% Moderate illness/moderate hypoxia LEVEL ROUTE DOSAGE EMT 1 EMT 2 INH 4-8L/min via SFM Titrate to target SpO2 of 94- 98% Asthma/Croup LEVEL ROUTE DOSAGE EMT 1 EMT 2 INH 6-8L/min via NEB ADDITIONAL NOTES • All patients suffering diving emergencies or suspected CO poisoning treat with high flow (15L/min) regardless of SpO2. • Do not administer oxygen to suspected ACS patients unless hypoxic Clinical Practice Guidelines PHARMACOLOGY Mild Hypoxia/COPD LEVEL ROUTE DOSAGE EMT 1 EMT 2 INH 2-4L/min via Nasal Cannula Mild Hypoxia/COPD LEVEL ROUTE DOSAGE EMT 1 EMT 2 INH 2-4L/min via Nasal Cannula
