[The efficacy of prolonged-action nitrates in stenocardia]. / Effektivnost' nitratov prolongirovannogo deistviia pri stenokardii.

The therapeutic efficacy and changes of clinical and hemodynamic indices due to the use of long-action nitrates were studied in 91 patients with chronic ischemic heart disease. The native drug nitrogranulong produces an essential effect on the hemodynamics resulting in a complete disappearance or reduction of stenocardia attacks, increased tolerance to physical loads as evidenced by bicycle ergometric data.