The word phentolamine is playable in Words With Friends™, no blanks required. Because it is longer than 7 letters, you would have to play off an existing word or do it in several moves.
Words With Friends™ Letter Score: 23
Highest Scoring Words With Friends™ Play In The Letters phentolamine
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Seven Letter Word Alert: (65 words)
ailment, aliment, anemone, antlion, elation, eminent, empanel, emplane, enamine, enolate, epitome, ethanol, haplite, heeltap, hemline, heptane, hoplite, hotline, impanel, implant, lenient, lineate, lineman, linemen, manhole, matinee, meatpie, melanin, menthol, mention, methane, montane, naptime, neonate, nepotal, netmail, nominal, nominee, nonlate, nonleap, nonmail, nonmale, nonmate, nonmeal, nonmeat, onetime, opaline, optimal, penlite, penname, pentail, pentane, petiole, phantom, phenate, phoneme, pimento, pinhole, pinnate, pontine, potheen, tapemen, taphole, toenail, topline