Lung function tests and allergy tests were also carried out, along with an inhalation challenge test
, which examines the airways specific reaction to a substance.
The antitussive effect of a single dose of 1,000 mg of theobromine was compared to that of codeine or placebo in 10 healthy subjects via a capsaicin inhalation challenge test
We have used skin tests in combination with inhalation challenge tests
to demonstrate that tryptase activates mast cells (Molinari et al.