ICD-10-CM
- Ufenamate
- Ultraviolet light protectant
- Undecenoic acid
- Undecoylium
- Undecylenic acid (derivatives)
- Unna's boot
- Unsaturated fatty acid
- Uracil mustard
- Uramustine
- Urapidil
- Urari
- Urate oxidase
- Urea
- Urethane
- Urginea (maritima) (scilla)
- Uric acid metabolism drug NEC
- Uricosuric agent
- Urinary anti-infective
- Urofollitropin
- Urokinase
- Urokon
- Ursodeoxycholic acid
- Ursodiol
- Urtica
- Utility gas
