Allergic Conditions Flashcards
(20 cards)
Most sedating antihistamine?
Promethazine
Omalizumab indication
In severe allergic asthma that is not controlled on high-dose ICS and LABA (IgE-mediated conditions)
Which side should pregnant patients be put into when putting them inot the recovery position?
Left side to avoid aortocaval compression
When should a patient be placed in a semi-recumbent position?
If airway and breathing problems
When should a pateint be laid down flat with/without their legs raised?
To restore blood pressure
When should a patient be placed in the recovery position?
When breathing normally, but unconscious
1st line for treatment of anaphylaxis?
IM adrenaline or ephedrine
How much can a dose of adrenaline/ephedrine be repeated in anaphylaxis?
After 5 minutes of the first dose- if no improvement escalation of care
What can be given after the initial treatment of Anapylaxis if angioedema and itching present?
Non-sedating anti-histamine- Cetirizine recommended
Type of oxygen to be given when treating anaphylaxis?
High-flow oxygen
Adrenaline dosing for children up to 6 months old
100-150mcg
Adrenaline dosing for 6 months- 5 years old
150mcg
Adrenaline dosing for 6 years- 11 years old
300mcg
Adrenaline dosing for 12- 17 year olds
500 mcg (300mcg if small or prepubertal)
Adrenaline dosing for Adults
500mcg
When should corticosteroids be used in anaphylaxis?
Can be given after initial treatment in refractory anaphylaxis or ongoing shock
Examples on non-sedating antihistamines?
Fexofenadine
Desloratidine
Cetirizine
Loratidine
Examples of sedating antihistamines?
Chlorphenamine
Promethazine
Hydroxyzine
Ketotifen
CI for antihistamines?
Angle-closure gluacoma
BPH (urinary retention)
Severe liver impairment
MHRA warning associated with hydroxyzine?
QT prolongation and torsae de pointes
