FDA Section 4 \u2022 who must NOT take this
Phenazopyridine - Contraindications
These conditions, allergies, and situations mean Phenazopyridine should NOT be used. From the US FDA-approved drug label Section 4.
CONTRAINDICATIONS Phenazopyridine Hydrochloride should not be used in patients who are hypersensitive to the drug or its ingredients.
Phenazopyridine Hydrochloride is contraindicated in patients with renal insufficiency, severe liver disease, severe hepatitis or pyelonephritis of pregnancy.
It should be used cautiously in the presence of GI disturbances.