Description Caustic Pencil 40% (or silver nitrate stick) is a device for applying topical medication. Therefore, It contains silver nitrate and potassium nitrate, used to cauterize skin chemically. It is applied topically in aqueous solution and used as a haemostatic, for pain relief in certain conditions and for the removal of small quantities of unwanted tissue. its uses include nongenital warts and verrucas, granulation tissue, wound healing, stoma maintenance, umbilical stumps, cautery, anterior epistaxis, vasomotor rhinitis, post-bioptic cervical nicks, skin tags and pain relief for aphthous stomatitis.
