Friday, August 8, 2014

Management of chronic asthma in childrens

Adult and child over 5 years
Child under 5 years
Step 1: occasional relief broncodilator
Inhaled short-acting beta2 agonist as required (up to once daily)
Note:Move to step 2 if needed more than twice a week, or if night-time symptoms more than once a week, or if exacerbation in the last 2 years requiring systemic corticosteroid or nebulised bronchodilator.
Step 1: occasional relief bronchodilator
Short-acting beta2 agonist as required (not more than once daily)
Note
Preferably by inhalation (less effective and more side-effects when given by mouth)
Move to step 2 if needed more than twice a week, or if night-time symptoms more than once a week, or if exacerbation in the last 2 years

Step 2: regular inhaled preventer therapy
Inhaled short-acting beta2 agonist as required
plus
Regular standard-dose inhaled corticosteroid (alternative are considerably less effective)

Step 2: regular preventer therapy

Inhaled short-acting beta2 agonist as required
plus
Either regular standard-dose  inhaled corticosteroid
Or (if inhaled corticosteroid cannot be used) leukotriene receptor antagonist

Step 3: inhaled corticosteroid + long-acting inhaled beta2 agonist
Inhaled short-acting beta2 agonist as required
plus
Regular standard-dose inhaled corticosteroid
plus
Regular inhaled long-acting beta2 agonist (salmeterol or formoterol)
If asthma not controlled
Increase dose of inhaled corticosteroid to upper end of standard dose range
and
Either stop long-acting beta2 agonist if of no benefit
Or continue long-acting beta2 agonist if of some benefit
If asthma still not controlled and long-acting beta2 agonist stopped, add one of
  • Leukotriene receptor antagonist
  • Modified-release oral theophylline
  • Modified-release oral beta2 agonist

Step 3: add-on therapy

Child under 2 years:
Refer to respiratory paediatrician
Child 2–5 years:
Inhaled short-acting beta2 agonist as required
plus
Regular inhaled corticosteroid in standard dose
plus
Leukotriene receptor antagonist

Step 4: persistent poor control

Refer to respiratory paediatrician

Stepping down

Regularly review need for treatment

Step 4: high-dose inhaled corticosteroid + regular bronchodilators

Inhaled short-acting beta2 agonist as required
with
Regular high-dose inhaled corticosteroid
plus
Inhaled long-acting beta2 agonist
plus
In adults 6-week sequential therapeutic trial of one or more of
·         Leukotriene receptor antagonist
·         Modified-release oral theophylline
·         Modified-release oral beta2 agonist
Step 5: regular corticosteroid tablets
Inhaled short-acting beta2 agonist as required
with
Regular high-dose inhaled corticosteroid
and
One or more long-acting bronchodilators (see step 4)
plus
Regular prednisolone tablets (as single daily dose)

Note:In addition to regular prednisolone, continue high-dose inhaled corticosteroid (in exceptional cases may exceed licensed doses); these patients should normally be referred to an asthma clinic.



Standard-dose inhaled corticosteroids (given through a metered-dose inhaler and in children a large-volume spacer):
Beclometasone dipropionate or budesonide 100–400 micrograms twice daily; child under 12 years 100–200 micrograms twice daily
Fluticasone propionate 50–200 micrograms twice daily; child 4–12 years 50–100 micrograms twice daily
Mometasone furoate (given through a dry-powder inhaler) 200 micrograms twice daily, Alternatives to inhaled corticosteroid are leukotriene receptor antagonists, theophylline, inhaled cromoglicate, or inhaled nedocromil. High-dose inhaled corticosteroids (given through a metered-dose inhaler and a large-volume spacer):
Beclometasone dipropionate or budesonide 0.4–1 mg twice daily; child 5–12 years 200–400 micrograms twice daily
Fluticasone propionate 200–500 micrograms twice daily; child 5–12 years 100–200 micrograms twice daily.
Mometasone furoate (given through a dry powder inhaler) 200–400 micrograms twice daily.
Note. Doses of inhaled corticosteroids here are for CFC-containing metered-dose inhalers; dose adjustments may be required for other inhaler devices.
Failure to achieve control with these doses is unusual.Lung-function measurements cannot be used to guide management in those under 5 years



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