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Glucocorticoids & Asthma Rxs
N/A
28
Medical
Professional
02/17/2010

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Term
Glucocorticoid uses
Definition
Replacement during adrenal insufficiency or to suppress inflammation and immune response

Asthma

Topically

Arthritis, gout (usually methylprednisone)
Term
Cortisol (hydrocortisone)
Definition
Major endogenous steroid

Half-life 8-12 hrs

Low gluco/mineralocorticoid activity
Term
Cortisone, prednisone
Definition
glucocorticoids inactive until metabolized by 11B-hydroxysteroid dehydrogenase

Give to pregnant women (Can't get into fetus)
Term
Prednisolone, Methylprednisolone
Definition
Glucocorticoids

4-6 times more potent for anti-infl. activity than cortisol

Low mineralocorticoid activity
Term
Fludrocortisone
Definition
High mineralocorticoid activity

Minimal glucocorticoid activity
Term
Dextromethasone
Definition
More than 18 times more glucocorticoid activity than cortisol

NO mineralocorticoid activity
Term
Inhaled glucocorticoids use
Definition
Deliver hi conc. to lung w/ less systemic toxicity

Fluticasone
Beclomethasone
Flunisolide
Triamcinolone
Term
Glucocorticoid side effects
Definition
Inc infxns
Inc glc levels -> DM
2ndary hyperPTism
Osteoporosis
Edema
Suppressed linear bone growth in kids
Steroid psychosis
Cushing's syndrome
Withdrawal "rebound" phenomenon
Myopathy
Term
Spironolactone
Definition
Mineralocorticoid rec antagonist
Term
Eplerenone
Definition
Mineralocorticoid rec antagonist
Term
Fluticasone
Definition
Inhaled glucocorticoid
Term
Beclomethasone
Definition
Inhaled glucocorticoid
Term
Flunisolide
Definition
Inhaled glucocorticoid
Term
Triamcinolone
Definition
Inhaled glucocorticoid
Term
Beta2 adrenergic agonists
Definition
Used in asthma for bronchodilatory effects

Not recommended for monotherapy since they do not treat inflammation
Term
Albuterol
Definition
Short-acting Beta2 adrenergic agonist
Term
Levalbuterol
Definition
Short-acting Beta2 adrenergic agonist
Term
Cromolyn
Definition
Inhibits mast cell degranulation

Prevention of mild/mod asthma attacks by reducing reactivity

Does not relieve acute Sx

Used w/ glucocorticoids for severe asthma

Side effects: bad taste, cough, wheezing, HA, bronchospasm
Term
Nedocromil
Definition
Inhibits mast cell degranulation

Prevention of mild/mod asthma attacks by reducing reactivity

Does not relieve acute Sx

Used w/ glucocorticoids for severe asthma

Side effects: bad taste, cough, wheezing, HA, bronchospasm
Term
Salmeterol
Definition
Long-acting Beta2 adrenergic agonist
Term
Formoterol
Definition
Long-acting Beta2 adrenergic agonist
Term
Theophylline
Definition
Methylxanthine used for asthma/COPD

Bronchodilates

Side effects similar to caffeine
Term
Aminophylline
Definition
Methylxanthine used for asthma/COPD

Bronchodilator

Side effects similar to caffeine
Term
Ipratromium bromide
Definition
Muscarininc rec antagonist used in COPD, asthma

NO CNS side effects

Useful in pts who can't take Beta2 agon. (pts taking MAOIs or with arrythmias/angina)
Term
Montelukast
Definition
Leukotriene rec antagonist used for PROPHYLACTIC Rx of mild asthma

Minimal side effects: pulmonary infiltrates, skin rashes, vasculitis, neuropathy
Term
Zafirlukast
Definition
Leukotriene rec antagonist used for PROPHYLACTIC Rx of mild asthma

Minimal side effects: pulmonary infiltrates, skin rashes, vasculitis, neuropathy
Term
Zileuton
Definition
5-Lipoxygenase inh used for PROPYLACTIC Rx of mild asthma

Can elevate liver enz. in 5% of pts
Term
Omalizub
Definition
Humanized monoclonal Anti-IgE Ab used to dec need for other asthma Rxs

Administered IV or subcut every 2-4 wks

Reduces airway responsiveness by preventing IgE/rec interaction
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