ACE inhibitors may cause cough and angioedema through a cascade of effects that begins with the accumulation of kinins, and then involves arachidonic acid ...
www.medscape.com/viewarticle/484537_2

Shortly after the discovery of ACE inhibitor cough a number of studies, ... The majority of patients with ACE inhibitor cough are fairly easily diagnosed by ...
www.issc.info/cough.html

ACE inhibitors, or inhibitors of Angiotensin-Converting Enzyme, are a group of pharmaceuticals that are used primarily in treatment of hypertension and ... Common adverse drug reactions (≥1% of patients) include: hypotension, cough, hyperkalemia, headache, dizziness, fatigue, nausea, renal impairment.[1]
A persistent dry cough is a relatively common adverse effect believed to be associated with the increases in bradykinin levels produced by ACE inhibitors, although the role of bradykinin in producing these symptoms remains disputed by some authors.[2] Patients who experience this cough are often switched to angiotensin II receptor antagonists
en.wikipedia.org/wiki/ACE_inhibitor

IEC - inhibiteur de l'enzyme de conversion
http://www.md.ucl.ac.be/loumed/V124, 2005/S70-75.pdf