Nitrous Oxide

Question 1

Classification of Nitrous Oxide

Answer 1

Analgesic Gas

Question 2

M.O.A of Nitrous Oxide (3)

Answer 2

-Blended mixture of 50% O2 and 50% N that has potent analgesic affects

-CNS Depressant with Analgesic Properties

-Effects only last 2-5min after administration

Question 3

Indications of Nitrous Oxide (3)

Answer 3

-Acute pain associated w/ MSK injury, ACS, Renal Colic, Perinatal Burns & Abdominal pain

-Temp relief of Mild-Moderate pain from painful procedures

-Acute Anxiety

Question 4

Contraindications of Nitrous Oxide

Answer 4

-Patients that Cannot comprehend verbal instructions or are intoxicated

-Gas Trapping Conditions (Poss bowel obstruction, Air embolism, Pneumothorax, Middle Ear infection, Decompression sickness

-COPD or signs of resp distress including SaO2 < 90%

-Head injury, altered Mental Status

Question 5

Dose for Nitrous Oxide

Answer 5

Self Administered

Question 6

Side Effects of Nitrous Oxide

Answer 6

-Dizziness
-Light Headedness
-Altered Mental Status
-Hallucinations
-Apnea
-Nausea & Vomiting

Question 7

Precautions for Nitrous Oxide

Answer 7

-Use in well-ventilated area (inhalation by provider possible)
- Any time > 50% O2 is required
-Gases may separate at -6•C