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14 Cards in this Set
- Front
- Back
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Histamine
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Is released in allergic reaction and hypersensitive reactions
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Antihistamines
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Diphenhydramine (Benadryl)
loratadine (claratin) gezofenadine cetirizine (zytrec) (-ine) |
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What is the effect of antihistamines?
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Counteract the effects of histamine, act to block most histamine effects
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Examples to use Antihistamines
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allergies
angioneurotic edema allergy to drugs PARKINSONISM N/V Sedation |
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Side Effects of Antihistamines
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Drowsiness and sedation
photo sensitivity dizziness fatigue, HYPOtension headache |
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Decongestants
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Reduce swelling of the nasal passages, promote sinus drainage
relief of nasal congestion (cold, hay fever, sinusitis, allergies) produce localized vasoconstricts small blood vessels in nose |
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Side Effects of Decongestants
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nasal burning, stining, dryness
increase BP and HR arrhythmias, blurred vision INSOMNIA |
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Nursing consideration of decongestants
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reduce caffeine intake
Give in the AM (cause insomnia) Pt can be HTN |
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Nursing alert of nasal congestion
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Overuse of topical forms may cause "rebound" nasal congestion
Gero pts will show side effects |
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antitussives
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depressing cough reflex in the medulla
relieve nonproductive cough |
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Side affects of antitussives
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respiratory depression
euphoria, lightheaded sedation N/V and constipation |
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contraindications antitussives
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COPD
head injury, increased ICP hepatic renal impairment CNS depressants, alcohol |
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Mucolytics
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Reduce viscosity of resp. secretions of mucus (loosens up secretions)
Tx of bronchopulmonary diseases |
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What is Mucolytics used for?
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Acute bronchopulmonary disease
compications of cystic fibrosis, surgery post traumatic chest conditions atelectasis Acetaminophen OD |
