Sildenafil and Sodium Nitrite: Drug Interaction Guide

Quick answer: This is a major interaction — avoid combining Sildenafil and Sodium Nitrite unless specifically directed by your doctor.

Interaction severity: Major — avoid combination

How Sildenafil interacts with Sodium Nitrite

Both agents increase nitric oxide-cyclic guanosine monophosphate-mediated vasodilation, producing potentially profound hypotension.

What you should do

Do not co-administer. Use alternative treatment for angina or erectile dysfunction and observe required nitrate-free intervals.

Key facts

Severity

Major — avoid combination

Mechanism

Both agents increase nitric oxide-cyclic guanosine monophosphate-mediated vasodilation, producing potentially profound h...

Action

Do not co-administer. Use alternative treatment for angina or erectile dysfunction and observe required nitrate-free int...

Important medical disclaimer: This page provides educational information about drug interactions for general reference. It is not a substitute for professional medical advice, diagnosis, or treatment. Always discuss your specific medications with a qualified healthcare provider before starting, stopping, or changing any treatment. About our editorial team.

Frequently asked questions

Can I take Sildenafil and Sodium Nitrite together?

No — this combination should generally be avoided. Do not co-administer. Use alternative treatment for angina or erectile dysfunction and observe required nitrate-free intervals.

What is the severity of this interaction?

The interaction between Sildenafil and Sodium Nitrite is classified as Major — avoid combination. Both agents increase nitric oxide-cyclic guanosine monophosphate-mediated vasodilation, producing potentially profound hypotension.

What should I do if I'm prescribed both?

Do not co-administer. Use alternative treatment for angina or erectile dysfunction and observe required nitrate-free intervals. Always consult your prescribing clinician — do not stop or change medications without medical guidance.

Last reviewed: by iMedic Medical Editorial Team. Our editorial process.