Effect of Sublingually Generated S-nitroso-N-acetylcysteine on Systemic Blood Pressure.

Inclusion Criteria: * Healthy male and female subjects who are at least 21 years old and who consent to participate in the study. * Participants must be willing to have approximately 15 mL of blood drawn via venipuncture and undergo blood pressure measurement. Exclusion Criteria: * Individuals who are below 21 years of age, pregnant, have major cardiovascular problems or sickle cell disease, incarcerated individuals or are unable to give consent will be excluded. * Those whose blood pressure is below normal (i.e., 120/80) and those who have cardiovascular problems and taking organic nitrates and sildenafil-based drugs will also be excluded.