Nitrous Oxide Flashcards
0
Q
Proprietary name?
A
Entonox
1
Q
Bp name?
A
Nitrous oxide
2
Q
Uses?
A
Analgesia in labour
3
Q
Form?
A
Colourless gas
4
Q
Group?
A
Anaesthetic
5
Q
Type?
A
POM
MW exemp
PGD
6
Q
Dosage?
A
50% nitrous oxide
50% oxygen
7
Q
B/F?
A
Yes
8
Q
Fetal risk?
A
Can depress neonatal respiration
9
Q
Side effects?
A
Drowsy, nausea, vomiting.
10
Q
Contra indications?
A
Pneumothorax, facial jaw injuries, diving accidents,
Drunkenness.
11
Q
Pharmacodynamic properties?
A
Medical gas, colourless
Oxygen - odourless and presents in atmosphere at 21%
Nitrous oxide - sweet smelling and potent analgesic from endorphin release when at 25% concentration, weak anaesthetic.
