| Name | Aliases |
|---|---|
| Chlorthalidone (Hygroton) | |
| Cholbam (Cholic Acid) | |
| Cholecalciferol (Nanocelle D3 Oral Spray) | |
| Cholestagel (Colesevelam Hydrochloride) | Welchol |
| Cholestyramine (Questran) | Prevalite, Questran Light |
| Cholic Acid (Cholbam) | |
| Choline Fenofibrate (Fenofibric Acid) | |
| Chromium (Chromium) | |
| Cialis (Tadalafil) | |
| Cibinqo (Abrocitinib) | |
| Ciclesonide (Alvesco) | |
| Ciclesonide (Aservo EquiHaler) | |
| Ciclesonide (Omnaris) | Omnaris Nasal Spray |
| Ciclopirox (Loprox Cream) | |
| Ciclopirox (Loprox Gel) | |
| Ciclopirox (Loprox Shampoo) | |
| Ciclopirox (Loprox Suspension) | |
| Ciclopirox (Penlac) | |
| Cilostazol (Pletal) | |
| Ciloxan Eye Drops (Ciprofloxacin Hydrochloride) |