Table 2.

Oral provocation tests with acetylsalicylic acid (ASA).

Patients with respiratory symptoms (AERD)
Hour	Day 1	Day 2	Day 3
08:00	Placebo	ASA 3 or 30 mg	ASA 150 mg
11:00	Placebo	ASA 60 mg	ASA 325 mg
14:00	Placebo	ASA 100 mg	ASA 650 mg
Monitor pulmonary function, naso-ocular symptoms/signs
Test positive if a decrease of FEV1 ° 20 % is observed
Patients with urticaria and/or angioedema
08:00	Placebo	ASA 100 mg	ASA 325 mg
10:00	Placebo	ASA 200 mg	ASA 650 mg
Skin scores recorded every 2 hours