By the contrary the isosmotic fluids run through the body and will eventually reach each cell.    From Wordnik.com.  [Blogs de Ciência] Reference

The guideline also found the drug isosmotic macrogol may improve constipation in people with Parkinson's disease.    From Wordnik.com.  [PhysOrg.com - latest science and technology news stories] Reference

2+ response to a stimulation with high K+ extracellular solution (40 mM) obtained by isosmotic replacement of Na, applied at the end of the recording session in the presence of 1 µM TTX (.    From Wordnik.com.  [PLoS Biology: New Articles] Reference