Figure 7From: Effects of inhaled nitric oxide on hemostasis in healthy adults treated with heparin: a randomized, controlled, blinded crossover studyMethemoglobin levels before and at various time points after treatment with inhaled nitric oxide or placebo gas. Data points represent mean + SD. HNP, heparin injection + nitric oxide inhalation + placebo capsules; HPP, heparin injection + placebo inhalation + placebo capsules; PNP, placebo injection + nitric oxide inhalation + placebo capsules; PPA, placebo injection + placebo inhalation + aspirin capsules.Back to article page