PRECAUTIONS SECTION.

PRECAUTIONS: General if irritation occurs, discontinue use of the product and institute appropriate therapy. Patients should be carefully observed for possible local irritation or sensitization during long-term therapy. The object of this therapy is to achieve desquamation without irritation, but sodium sulfacetamide and sulfur can cause reddening and scaling of the epidermis. These side effects are not unusual in the treatment of acne vulgaris, but patients should be cautionedabout the possibility.

PREGNANCY SECTION.

Pregnancy Category C. Animal reproduction studies have not been conducted with BP 10-1 Wash. It is also not known whether BP 10-1 Wash can cause fetal harm when administered to pregnant woman or can affect reproduction capacity. BP 10-1 Wash should be given to pregnant woman only if clearly needed.

WARNINGS AND PRECAUTIONS SECTION.

WARNINGS: Sensitivity to sodium sulfacetamide may occur, although it is rare. Therefore, caution and careful supervision should be observed when prescribing this drug for patients who may be prone to hypersensitivity to topical sulfonamides. Systemic toxic reactions such as agranulocytosis, acute hemolytic anemia, purpura hemorrhagica, drug fever, jaundice, and contact dermatitis indicate hypersensitivity to sulfonamides. Particular caution should be employed if areas of denuded or abraded skin are involved. FOR EXTERNAL USE ONLY. Keep away from eyes. Keep out of reach of children. Keep tube tightly closed.

ADVERSE REACTIONS SECTION.

ADVERSE REACTIONS: Although rare, sodium sulfacetamide may cause local irritation.

CARCINOGENESIS & MUTAGENESIS & IMPAIRMENT OF FERTILITY SECTION.

Carcinogenesis, Mutagenesis and Impairment of Fertility Long-term studies in animals have not been performed to evaluate carcinogenic potential.

CLINICAL PHARMACOLOGY SECTION.

CLINICAL PHARMACOLOGY: The most widely accepted mechanism of action of sulfonamides is the Woods-Fildes theory which is based on the fact that sulfonamides act as competitive antagonists to para-aminobenzoic acid (PABA), an essential component for bacterial growth. While absorption through intact skin has not been determined, sodium sulfacetamide is readily absorbed from the gastrointestinal tract when taken orally and excreted in the urine, largelyunchanged. The biological half-life has variously been reported as to 12.8 hours. The exact mode of action of sulfur in the treatment of acne is unknown, but it has been reported that it inhibits the growth of Propionibacterium acnes and the formation of free fatty acids.

CONTRAINDICATIONS SECTION.

CONTRAINDICATIONS: BP 10-1 Wash is contraindicated for use by patients having known hypersensitivity to sulfonamides, sulfur or any other component of this preparation. BP 10-1 Wash is not to be used by patients with kidney disease.

DESCRIPTION SECTION.

DESCRIPTION: Each gram of BP 10-1 Wash contains 100 mg of sodium sulfacetamide and 10 mg of sulfur in wash containing butylated hydroxytoluene, cetyl alcohol, edetate disodium, glyceryl stearate and PEG-100 stearate, lactic acid, magnesium aluminum silicate, methylparaben, propylparaben, purified water, sodium C14-16 olefin sulfonate, sodium hydroxide, sodium thiosulfate, stearyl alcohol, white petrolatum, and xanthan gum. Sodium sulfacetamide is sulfonamide with antibacterial activity while sulfur acts as keratolytic agent. Chemically, sodium sulfacetamide is N-[(4-aminophenyl) sulfonyl]acetamide, monosodium salt monohydrate.The structural formula is:. Chemical Structure.

DOSAGE & ADMINISTRATION SECTION.

DOSAGE AND ADMINISTRATION: Wash affected areas once or twice daily, or as directed by your physician. Avoid contact with eyes or mucous membranes. Wet skin and liberally apply to areas to be treated, massage gently into skin for 10-20 seconds working into full lather, rinse thoroughly and pat dry. If drying occurs, it may be controlled by rinsing wash off sooner or using less often.

HOW SUPPLIED SECTION.

HOW SUPPLIED: BP 10-1 Wash is available in 170.1 (6.0 oz) tubes, NDC 42192-104-06. Store at controlled room temperature, 15-30C (59-86F).

INDICATIONS & USAGE SECTION.

INDICATIONS AND USAGE: BP 10-1 Wash is indicated in the topical control of acne vulgaris, acne rosacea and seborrheic dermatitis.

NURSING MOTHERS SECTION.

Nursing Mothers It is not known whether sodium sulfacetamide is excreted in human milk following topical use of BP 10-1 Wash. However, small amounts of orally administered sulfonamides have been reported to be eliminated in human milk. In view of this and because many drugs are excreted in human milk, caution should be exercised when BP 10-1 Wash is administered to nursing woman.

PACKAGE LABEL.PRINCIPAL DISPLAY PANEL.

PACKAGE LABEL.PRINCIPAL DISPLAY 170 carton. NDC 42192-104-06BP 10-1 (sodium sulfocetamide 10% and sulfur 1%) x Only wash Net Wt. oz (170.1 g)Brookstone Pharmaceuticals is now known as Acella PHARMACEUTICALS, LLC label.

PEDIATRIC USE SECTION.

Pediatric Use Safety and effectiveness in children under the age of 12 have not been established.