- Xacduro?see Durlobactam Injection and Sulbactam Injection
- Xadago?see Safinamide
- Xalatan?see Latanoprost Ophthalmic
- Xalkori?see Crizotinib
- Xanax?see Alprazolam
- Xanax? XRsee Alprazolam
- Xarelto?see Rivaroxaban
- Xartemis XR? (as a combination product containing Acetaminophen, Oxycodone)see Oxycodone
- Xcopri?see Cenobamate
- Xeljanz?see Tofacitinib
- Xeljanz? XRsee Tofacitinib
- Xeloda?see Capecitabine
- Xelpros?see Latanoprost Ophthalmic
- Xenazine?see Tetrabenazine
- Xenical?see Orlistat
- Xenleta?see Lefamulin
- Xenleta?see Lefamulin Injection
- Xeomin?see IncobotulinumtoxinA Injection
- Xepi?see Ozenoxacin
- Xerava?see Eravacycline Injection
- Xerese? (as a combination product containing Acyclovir, Hydrocortisone)see Acyclovir Topical
- Xerese? (as a combination product containing Acyclovir, Hydrocortisone)see Hydrocortisone Topical
- Xermelo?see Telotristat
- Xgeva?see Denosumab Injection
- Xhance? Nasal Spraysee Fluticasone Nasal Spray
- Xiaflex?see Collagenase Clostridium histolyticum Injection
- Xibrom?see Bromfenac Ophthalmic
- Xifaxan?see Rifaximin
- Xigduo? XR (as a combination product containing Dapagliflozin, Metformin)see Dapagliflozin
- Xigduo? XR (as a combination product containing Dapagliflozin, Metformin)see Metformin
- Xiidra?see Lifitegrast Ophthalmic
- Ximino?see Minocycline
- Xofluza?see Baloxavir Marboxil
- Xolair?see Omalizumab Injection
- Xolegel?see Ketoconazole Topical
- Xolremdi?see Mavorixafor
- Xopenex? HFAsee Levalbuterol Oral Inhalation
- Xospata?see Gilteritinib
- Xphozah?see Tenapanor (Xphozah)
- Xpovio?see Selinexor
- Xtampza? ERsee Oxycodone
- Xtandi?see Enzalutamide
- Xulane? (as a combination product containing Ethinyl Estradiol, Norelgestromin)see Estrogen and Progestin (Transdermal Patch Contraceptives)
- Xultophy? (as a combination product containing Insulin Degludec and Liraglutide)see Liraglutide Injection
- Xultophy? (as a combination product containing Insulin Degludec and Liraglutide)see Insulin Degludec (rDNA Origin) Injection
- Xylishield?see Fluoride
- Xylocaine? Viscoussee Lidocaine Viscous
- Xyosted?see Testosterone Injection
- Xyrem?see Sodium Oxybate
- Xywav?see Calcium, Magnesium, Potassium, and Sodium Oxybate
- Xyzal?see Levocetirizine