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The modern history of toothpaste began in 1892. That was the year Dr. Washington Sheffield of the USA invented the collapsible tube for storing toothpaste. Four years later in 1896, Colgate began making its own brand.The Early Toothpastes.he history of toothpaste also shows that it was available in 9th century Persia. A musician named Ziryab invented a mixture similar to toothpaste. The exact ingredients are still unknown. However it became very popular, especially in Spain.
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. The toothpaste was first marketed in 1961 as a desensitising toothpaste based on a strontium chloride formulation. In 1980, Sensodyne launched a new toothpaste containing potassium nitrate, a mild local sedative. In 2000 Block Drug was purchased by GlaxoSmithKline. In 2006, Sensodyne Pronamel was released and is marketed as a toothpaste that protects against the effects of dental erosion.