|
Table 4: Bronchodilator withdrawal time in diagnostic spirometry.1 |
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|
Type of bronchodilator |
Example |
Withdrawal time (hours) |
|
SABA (short-acting beta-agonist) |
Salbutamol/phenoterol |
4-6 |
|
SAMA (short-acting muscarinic antagonist) |
Ipratropium bromide |
12 |
|
LABA (long acting beta-agonist) |
Formoterol/salmeterol |
24 |
|
LAMA (long acting muscarinic antagonist) |
Tiotropium bromide / umeclidinium / aclidinium / glycopyrronium bromide |
36 |
|
Ultra-LABA (ultra long acting beta-agonist) |
Indacaterol/vilanterol/olodaterol |
36-48 |