Sensodyne is a brand name of toothpaste and mouthwash targeted at people with sensitive teeth. Sensodyne is owned by GlaxoSmithKline and is marketed under the name Shumitect in Japan. Sensodyne toothpaste work in different ways depending on the product's active ingredient - potassium nitrate, strontium acetate/chloride. Sensodyne is a brand of toothpaste that was first sold by Block Drug, a Brooklyn, New York-based company established in 1907 by pharmacist Alexander Block. By 1925, manufacturing dental care products had become the company's focus. Leonard N. Block followed his father into the family business which relocated to Jersey City, New Jersey, in 1938. In 2000, Block Drug was purchased by Smith Kline Beecham P.L.C., which became GlaxoSmithKline.The toothpaste was first marketed in 1961 as a desensitising toothpaste based on a strontium chloride formulation.
Keep out of reach of children. Not for use by children under 12 years of age, unless on advice of a dental professional or physician. Sensitive teeth may indicate an underlying problem that needs prompt care. If symptoms persist or worsen, see your dentist. If irritation occurs, discontinue use. Talk to your dentist or doctor as soon as possible, if you experience swelling of the mouth or face.