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Refresh tears No Further a Mystery

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Demulcents are substances that soothe mucous membranes and, in the case of artificial tears, offer lubrication in the form of the mucoprotective film. They can reduce distress, aid in h2o retention and decrease friction throughout the ocular surface. PVA, one of many oldest demulcents, lowers a solution’s viscosity. It https://petero531kuc9.webbuzzfeed.com/profile

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