2nd Generation Anti-Histamines Flashcards
Cetirizine
Brand Name
Zyrtec
Cetirizine Indication
Relief of allerigc symptoms caused by histamine release and seasonal allergic rhinitis
Cetirizine Action
Antagonizes the effects of histamine at H1- receptor sities.
- does not bind with or inactivate with histamine
Cetirizine Side effects / Adverse
Dizziness, Drowsiness, fatigue, Pharyngitis , Dry mouth
Cetitizine contraindication
- Hypersensitivity to cetirizine
- Hydroxyzine
- Lactation
Cetirizine Nursing considerations
- Assess allergy symptoms before and during treatment
Cetirizine Patient Teaching
- Take medication as directed
- Avoid driving, taking alcohol, and other CNS depressants
- Good oral hygiene ( because of dry mouth )
Fexofenadine
Indication
Relief of symptoms of seasonal allergic rhinitis
Fexofenadine
Action
Antagonizes the effects of histamine at the peripheral histamine
Fexofenadine
Side effects / Adverse
Drowsiness, Fatigue, Dyspepsia, dysmenorrhea
Fexofenadine
Contraindication
Hypersensitivity
Fexofenadine
Nursing consideration
- Assess for allergy symptoms
- Asses lung sounds
Fexofenadine
Patient teaching
- Take medication as directed
- avoid driving and other activities
- Contact health care provider if symptoms continue
Fexofenadine
brand name
Allegra
Loratadine
Brand Name
Claritin
Loratadine
Indication
Relief of symptoms of allergies
- management of hives
Loratadine
action
Blocks peripheral effects of histamine relased during allergic reactions
Loratadine
Side effects / adverse
confusion, drowsiness ( Rare), blurred vision, dry mouth
Loratadine
Contraindication
Hypersensitivity
Loratadine
Nursing consideration
- Asses Allergy symptoms
- Asses lung sounds
Loratadine patient teaching
- Take medication as directed
- use sunscreen and protective clothing for photosenitivity reactions
desloratadine
Brand name
Clarinex
Desloratadine
indications
Symptoms of allergic rhinitis (seasonal and perennial)
Desloratadine
Action
Blocks peripheral effects of histamine released during allergic reactions.
Desloratadine
Side effects
drowsiness (rare), pharyngitis, dry mouth ANAPHYLAXIS
Desloratadine
Contraindication
Hypersensitvity
Desloratadine
Nursing Considerations
Monitor signs of allergic reactions and anaphylaxis, including pulmonary symptoms (tightness in the throat and chest, wheezing, cough, dyspnea) or skin reactions (rash, pruritus, urticaria)
Desloratadine
Patient teaching
- Avoid alcohol
- other CNS depressants
- be mindful of drowsiness