Silver nitrate and potassium nitrate

FDA label, GF Health Products, Inc., topical, effective 2019-12-04. Full label on DailyMed

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From MedlinePlus, U.S. National Library of Medicine

Quoted from the FDA label. Product labels differ by manufacturer and change over time; confirm against the label for the product you are using.

Dosing in kidney impairment

This label has no separate kidney-impairment dosing section. Check warnings and clinical pharmacology in the full label.

Preparation and administration

DOSAGE AND ADMINISTRATION Moisten the applicator tip with distilled, deionized or purified water and apply the silver nitrate to the affected area by holding, rubbing, or rotating the tip along the affected tissue. The strength of the action is controlled by the dilution with distilled, deionized or purified water. One silver nitrate applicator is generally sufficient for each application.

The action of the silver nitrate can be stopped by washing the area with saline solution (0.9% sodium chloride). Using saline solution to wet the applicator tips, or residual saline from wound flushing/washing will interfere with the action of silver nitrate resulting in cauterization failure. Only use distilled, deionized or purified water to wet applicator tips.

Contraindications

CONTRAINDICATIONS: Silver salts stain tissue black due to deposition of reduced silver. The stain gradually disappears within a period of two weeks. Prolonged ingestion or absorption of silver compounds leads to deposition of silver in connective tissues, producing a slate-blue discoloration of the skin known as argyria. This discoloration may also appear on mucous membranes such as the margins of gums. The sclera of the eye is also stained.

Supply and cost

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