| Coal Tar Gel and/or Equivalents | Targel Gel, Targel Gel | 
| Coal Tar Topical Solution and/or Equivalents | Coal Tar Solution | 
| Coartem and/or Equivalents | Riamet | 
| Cobalin-H and/or Equivalents | Cobalin-H, Neo-Cytamen | 
| Cod Liver Oil and/or Equivalents | Cod Liver Oil | 
| Cod Liver Oil 10Min and/or Equivalents | Cod Liver Oil 10 Min Natural Source, Cod Liver Oil 10Min | 
| Cod Liver Oil Hi Potency and/or Equivalents | Cod Liver Oil Hi Potency | 
| CoEnzyme Q10 and/or Equivalents | CoEnzyme Q10, CoEnzyme Q10 Bonus Pack | 
| CoEnzyme Q10 Ubiquinol and/or Equivalents | Webber CoEnzyme Q10 Ubiquinol | 
| Cogentin and/or Equivalents | Benztropine, Pms-Benztropine, PMS-Benztropine | 
| Colace and/or Equivalents | Colace, Docusate Sodium, Taro-Docusate Sodium | 
| Colace Drops and/or Equivalents | Colace Drops, Docusate Sodium Drops | 
| Colace Syrup and/or Equivalents | Colace Syrup, Docusate Sodium Syrup | 
| Colazal and/or Equivalents | Colazide | 
| Colchicine and/or Equivalents | Colchicine, Colgout, Odan-Colchicine | 
| Cold Relief XP and/or Equivalents | Cold Relief XP | 
| Cold-fx and/or Equivalents | Cold-Fx, Cold-Fx Chewable Grape, Cold-Fx Chewable Orange, Cold-Fx First Signs | 
| Cold-FX Extra Strength and/or Equivalents | Cold-Fx Extra Strength, Cold-Fx Extra Strength Capsule | 
| Colestid and/or Equivalents | Colestid | 
| Colestid Granules and/or Equivalents | Colestid Granules | 
| Colief Infant Drops and/or Equivalents | Colief Infant Drops | 
| Colofac and/or Equivalents | Colofac MR | 
| Colofac IBS and/or Equivalents | Colofac, Colofac IBS | 
| Colpermin and/or Equivalents | Colpermin | 
| Coly-Mycin M and/or Equivalents | Colymycin M Vial |