Also, there may occur improvement in eye disorders, such as myopia, glaucoma, cataracts, dryness, watery eyes, and {HEAD ~ difficulty} in driving at {TAIL ~ night} 
in driving at
Also , there may occur improvement in eye disorders , such as myopia , glaucoma , cataracts , dryness , watery eyes , and { HEAD ~ difficulty } in driving at { TAIL ~ night }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL