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Sulfuric acid and Sulfonated phenol mucous mem

Important Note

The following information is intended to supplement, not substitute for, the expertise and judgment of your physician, pharmacist or other healthcare professional. It should not be construed to indicate that use of the drug is safe, appropriate, or effective for you. Consult your healthcare professional before using this drug.


(sull-FYER-ick acid)



This product is used to treat mouth and gum disease such as canker sores and pyorrhea.

How To Use

This product should be used only under the direct supervision of a dentist or physician. This medication is for external use only. For canker sores, a blunt needle, cotton-tipped swab or probe is used to apply the product for 1-3 minutes. Treatment is followed by a rinse with neutralizing solution of sodium bicarbonate (baking soda) one-half teaspoonful in 4 ounces (120 ml) of water. For pyorrhea, the product is applied with a glass syringe and blunt needle to affected ulcers, pockets and gum margins. After use for 1-3 minutes, the product is neutralized with baking soda solution as noted above. The procedure is repeated on the third and sixth day, then as needed until the gums are normal.

Side Effects

Irritation in the affected area and temporary stinging immediately after application may occur. If these persist or worsen, notify your doctor or dentist. If excess irritation occurs, a rinse with baking soda solution (see HOW TO USE section) will neutralize the medication. If you notice other effects not listed above, contact your doctor or pharmacist.


Before using this drug, tell your doctor your medical history, including: allergies (especially drug allergies). Do not use this product on normal gums, skin or other tissues. Avoid eye contact. This product will damage most fabrics. This medication should be used only when clearly needed during pregnancy. Discuss the risks and benefits with your doctor. It is not known whether this drug is excreted into breast milk. Consult your doctor before breast-feeding.

Drug Interactions

Tell your doctor of all nonprescription and prescription medication you may use. Do not start or stop any medicine without doctor or pharmacist approval.


If overdose is suspected, contact your local poison control center or emergency room immediately.


Do not share this product with others.

Missed Dose

If you miss a dose, consult your dentist, physician or pharmacist promptly.


Store at room temperature between 59 and 86 degrees F (15-30 degrees C) away from light and moisture.