Wonder drug for men (6)
I believe the answer is:
viagra
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">wonder drug for men</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for viagra that I've seen before include "Treatment" , "Performance-enhancing drug?" , "Sildenafil citrate" , "Drug treating impotence" , "Male sexual aid" .)