PDE5 Inhibitors and Nitrates: The Life-Threatening Blood Pressure Drop You Can't Ignore
February 15, 2026 by Maxwell Harrington
Combining PDE5 inhibitors like Viagra or Cialis with nitrates can cause sudden, life-threatening drops in blood pressure. This interaction is well-documented, yet still occurs due to lack of awareness. Know the risks, timing, and hidden dangers-including poppers.