Generate a correctly punctuated version of the following text: Topselling brand Phen375 pill is oval or elliptical in shape colored white with blue specks and has the imprint Phen375P 9 9 for the 375 mg dosage
Top-selling brand Phen375 pill is oval or elliptical in shape, colored white with blue specks, and has the imprint Phen375-P 9 9 for the 37.5 mg dosage.