Tadalafil and Vericiguat interaction

Tadalafil and Vericiguat: both prescribing labels flag this combination with the strongest language, such as a contraindication, a boxed warning, or an instruction to avoid it.

Major

Do not combine without a prescriber's guidance. The label language below is the strongest FDA uses.

What the FDA labels say

From the Vericiguat (VERQUVO) label · effective 2026-01-21

Major

PDE-5 Inhibitors: Concomitant use is not recommended.

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Major

PDE-5 Inhibitors Concomitant use of VERQUVO with PDE-5 inhibitors is not recommended because of the potential for hypotension [see Clinical Pharmacology (12.2) ] .

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From the Tadalafil (Cialis) label · effective 2026-06-03

Moderate

When vasodilators are used in combination, an additive effect on blood pressure may be anticipated.

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Moderate

When mild vasodilators are taken in combination, blood-pressure-lowering effects of each individual compound may be increased.

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Minor

Patients with left ventricular outflow obstruction, (e.g., aortic stenosis and idiopathic hypertrophic subaortic stenosis) can be sensitive to the action of vasodilators, including PDE5 inhibitors.

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Minor

Patients with severely impaired autonomic control of blood pressure may be particularly sensitive to the actions of vasodilators, including PDE5 inhibitors.

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Minor

PDE5 inhibitors, including CIALIS, and alpha-adrenergic blocking agents are both vasodilators with blood-pressure-lowering effects.

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Not medical advice. Interaction Checker quotes FDA label text and NIH fact sheets. Whether an interaction matters for you depends on doses, timing, kidney and liver function, and other conditions. Confirm with a pharmacist or prescriber.