While Gemini 4 orbited the earth, Astronauts Jim McDivitt and Ed White did not brush after every meal, but in stead chewed a new gum called Trident, which helps clean teeth by using enzymes to break down dirt and bacteria.
Trident is a product of Warner-Lambert Pharmaceutical Co., which is well into its own orbit in the new world of pharmaceuticals. Three months ago the company brought out an appetite-suppressing prescription drug, Pre-Sate, which has already taken a substantial bite of that $60 million-a-year market. This month it won five U.S. patents on...
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