The method 6, wherein {HEAD ~ the viscosity} increasing {TAIL ~ agent comprises} at least one of hydroxypropyl methylcellulose , carboxymethyl cellulose , methyl cellulose, methyl hydroxyethyl cellulose , hydroxyethyl cellulose, sodium hydroxyalkyl cellulose, dimethicone, silicone gel, or combinations thereof 
increasing
The method 6 , wherein { HEAD ~ the viscosity } increasing { TAIL ~ agent comprises } at least one of hydroxypropyl methylcellulose , carboxymethyl cellulose , methyl cellulose , methyl hydroxyethyl cellulose , hydroxyethyl cellulose , sodium hydroxyalkyl cellulose , dimethicone , silicone gel , or combinations thereof
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH