Figure 1From: Rationale, design, and baseline characteristics of the Acetylcystein for Contrast-Induced nephropaThy (ACT) Trial: a pragmatic randomized controlled trial to evaluate the efficacy of acetylcysteine for the prevention of contrast-induced nephropathy Flowchart of study drug administration. Angiography may be done at any time between 6 hours after the first study drug dose to just before the 3rd study drug dose.Back to article page