Mazurek, Birgit <br/><br/>
Evaluation of vardenafil for the treatment of subjective tinnitus: a controlled pilot study.  [electronic resource] 

 -  Journal of negative results in biomedicine  Feb 2009 
 - 3 p.  digital 
<br/><br/> Publication Type: Clinical Trial, Phase II; Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't 
<br/><br/><label>ISSN: </label>1477-5751 
<br/><br/><label>Standard No.: </label>10.1186/1477-5751-8-3  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Audiometry<br/>Double-Blind Method<br/>Female<br/>Humans<br/>Imidazoles--administration & dosage<br/>Male<br/>Middle Aged<br/>Oxidative Stress<br/>Phosphodiesterase Inhibitors--administration & dosage<br/>Piperazines--administration & dosage<br/>Prospective Studies<br/>Sulfones--administration & dosage<br/>Tinnitus--drug therapy<br/>Triazines--administration & dosage<br/>Vardenafil Dihydrochloride