Respiratory Drugs - Pharm Flashcards
Albuterol Dose
Nebulized 2.5-5mg in 3ml NS (5-15min)
MDI 1-2 inhalations (90-180mcg); q4-6hrs; Max 12/d
Severe dose - 6 inhalations or 5mg in 3ml
Albuterol Indications
-Relief of bronchospasm with eversible obstructive airway disease
- Prevention of exercise induced bronchospasm
- Anaphylaxis
- Hyper K
Albuterol onset and duration
Onset - 5-8min
Duration - 2-6hrs
Albuterol Contraindication
- Prior hypersensitivity reaction
- Cardia Dysrhythmias associated with Tachycardia
Albuterol Class
Sympathomimetic, Bronchiodialator, Beta 2 agonist
Albuterol drug interactions
- Other sympathomimetics may exacerbate adverse cardiovascular effects
- MAO inhibitors and Tricyclic antidepressants may potentiate effects on vasculature
- Betablockers may antagonize
Albuterol may potentiate diuretic induced hypokalemia
Albuterol Special Considerations
- Pregnancy category C
- May worsen angina and dysrhythmias
- Use with caution for diabetes hyperthyroidism, prostatic hypertrophy
- Seizure disorders
-Cardiovascular disorder
Ipratropium Bromide (Atrovent) Dose
.5mg Nebulized; repeat twice
Ipratropium Bromide (Atrovent) Indications
- Persistent Bronciohospasm
- COPD Exasperation
Ipratropium Bromide (Atrovent) Onset and Duration
Onset: less than 15min
Duration: 2-4hrs
Ipratropium Bromide (Atrovent) Contraindications
- Hypersensitivity to the medication: Atropine, Alcholoid, Soybean Proteins or peanuts
Ipratropium Bromide (Atrovent) class
- Anticholinergic, Bronchodilator
Ipratropium Bromide (Atrovent) drug interactions
- None
Epinephrine dose (Bradycardia and Hypotenion)
2-10 Mcg/min infusion until response
Epinephrine dose (Pulseless arrest)
- IV/IO 1mg q3-5min during resucitation
Epinephrine dose (anaphylactic or bronchorestriction)
- .3 to .5ml IM or SubQ
Epinephrine Indications
-Anaphylaxis
- Cardiac arrest
- PEA
- VF
- Pulseless VTach
- Symptomatic Brady
- Hypotension with Bradycardia when pacing and atropine fail
- Bronchial Asthma
Epinephrine Onset and Duration
- Onset: Subq 5-10 min
IV/ET 1-2min - Duration; IM 5-10min
Epinephrine Contraindications
- Hypovolemic shock
- Dilated Cardiomyopathy
Epinephrine Class
- Sympathomimetic
Epinephrine Drug Interactions
- MAO inhibitors may potentiate the effects of epi
- Sympathomimmetics and phosphosdiesterase inhibitors may exacerbate disrytmia response
- May be deactivated by alcholine solutions
Racemic EPI dose
- MDI 2-3 inhalations q5min prn
- Solution dilute .5ml in 5 ml of saline; give over 15min
Racemic EPI Indications
- Bronchial Asthma
- Treatment of Bronchospasm
- Croup
- Laryngeal Edema
Racemic EPI Onset and Duration
Onset: within 5min
Duration: 1-3hrs
Racemic EPI Contrindications
- Hypertension
- Underlying Cardiovascular disease
- Epiglottitis
Racemic EPI Class
- Sympathomimetic
Racemic EPI Drug Interactions
- MAO inhibitors may potentiate the effects of epi
- Sympathomimmetics and phosphosdiesterase inhibitors may exacerbate disrytmia response
Dexamethasone (Decadrone, Hexadrol and others) Dose
- .6mg/kg; max dose 16mg
Dexamethasone indications
- Endocrine, rheumatic and hematologic
- Allergic states
- Septic shock
- Chronic inflammation
Dexamethasone onset and Duration
onset: 4-8hrs after parental admin
durations: 24-72hrsss
Dexamethasone contraindications
- Allergy to drug
- Active and untreated infections
Dexamethasone Class
- Glucocorticoid