Direct Pharmaceutical, Inc. BrandsUpdated: November 8, 2013 Direct Pharmaceutical, Inc. manufacturers the following brands:Allegra Celebrex Diflucan Prevacid Toprol Wellbutrin Zyrtec GenericsBack to TopDirect Pharmaceutical, Inc. manufacturers the following generics:Bupropion Celecoxib Cetirizine Fexofenadine Fluconazole Lansoprazole Metoprolol