Description: Aminobenzoic acid is used topically as a sunscreen to prevent sunburn.

To prevent sunburn.

See Precautions section.

Aminobenzoic Acid (PABA) is generally safe when applied directly to the skin.


Generally safe for children when applied directly to the skin.

Using PABA intravenously (by IV) might increase the risk of bleeding in people with bleeding disorders and during surgery.  It might also build up in the kidneys making kidney disease worse.



Do not take with Antibiotics (Sulfonamide antibiotics), sulfamethoxazole (Gantanol), sulfasalazine (Azulfidine), sulfisoxazole (Gantrisin), and trimethoprim/sulfamethoxazole (Bactrim, Septra), Dapsone (Avlosulfon) Take caution with Cortisone (Cortisone Acetate).

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