McMaster Innovation Park
McMaster researchers create eye drops that last
It's a problem as old and as aggravating as eye drops themselves: as soon as the medicine goes in, almost all of it washes right back out again.
Now, McMaster chemical engineer Heather Sheardown and the graduate students in her lab have developed a better way to deliver medicine to the surface of the eye. They have created microscopic packets of medicine that lodge themselves imperceptibly in the base of the tear film that makes up the wet surface of the eye.
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