| X3 Hand Sanitizer and/or Equivalents | X3 Hand Sanitizer | 
| Xadago and/or Equivalents | Xadago | 
| Xalacom and/or Equivalents | Act - Latanoprost/Timolol, Latanoprost/Timolol Ophthalmic Solution, Xalacom Ophthalmic Solution | 
| Xalatan and/or Equivalents | Act-Latanoprost Ophthalmic Solution, Latanoprost, Monopost Eye Drop Solution, Sdz-Latanoprost Ophthalmic Solution, Xalatan | 
| Xalkori and/or Equivalents | Xalkori | 
| Xarelto and/or Equivalents | Xarelto | 
| Xeljanz and/or Equivalents | Xeljanz | 
| Xeloda and/or Equivalents | Capecitabine, Teva-Capecitabine, Xeloda | 
| Xenazine and/or Equivalents | Apo-Tetrabenazine, Nitoman, Tetrabenazine | 
| Xenical and/or Equivalents | Orlistat, Xenical | 
| Xerese Cream and/or Equivalents | Xerese Cream | 
| Xerotin Artificial Saliva and/or Equivalents | Xerotin Artificial Saliva | 
| Xibrom/ Bromday and/or Equivalents | Yellox | 
| Xifaxan and/or Equivalents | Xifaxanta, Xifaxanta F/C, Xifaxan, Zaxine | 
| Xigduo 5/1000mg and/or Equivalents | Xigduo, Xigduo 5/1000mg, Xigduo 5/1000mg | 
| Xigduo 5/850mg and/or Equivalents | Xigduo, Xigduo 5/850mg | 
| Xigduo XR and/or Equivalents | Xigduo XR | 
| Xigduo XR 5/1000 mg and/or Equivalents | Xigduo XR | 
| Xtandi and/or Equivalents | Xtandi | 
| Xylocaine 2% and/or Equivalents | Lidocaine Injection, Lidocaine Multi Dose Vial, Xylocaine 2% MDV, Xylocaine Parenteral Solution | 
| Xylocaine Injection and/or Equivalents | Xylocaine Injection | 
| Xylocaine Jelly and/or Equivalents | Xylocaine Jelly | 
| Xylocaine Ointment and/or Equivalents | Jampocaine, Xylocaine Ointment | 
| Xylocaine Viscous and/or Equivalents | Lidocaine Viscous, PMS -Lidocaine Viscous, PMS-Lidocaine Viscous, Xylocaine Viscous | 
| Xyloproct Ointment and/or Equivalents | Xyloproct Ointment |