Loracarbef is an antibiotic.^[1] It is a carbacephem, but it is sometimes grouped together with the second-generation cephalosporin antibiotics. Loracarbef is a synthetic "carba" analog of cefaclor, and is more stable.

Quick Facts Clinical data, Trade names ...

Loracarbef

Clinical data
Trade names	Lorabid
AHFS/Drugs.com	Monograph
MedlinePlus	a601206
ATC code	J01DC08 (WHO)
Pharmacokinetic data
Protein binding	25%
Identifiers
IUPAC name (6R,7S)-7-[[(2S)-2-amino-2-phenylacetyl]amino]-3-chloro-8-oxo-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid
CAS Number	76470-66-1 Y
PubChem CID	5284584
DrugBank	DB00447 Y
ChemSpider	4447634 Y
UNII	W72I5ZT78Z
KEGG	D08143 Y
ChEMBL	ChEMBL1013 N
CompTox Dashboard (EPA)	DTXSID7023223
Chemical and physical data
Formula	C16H16ClN3O4
Molar mass	349.77 g·mol−1
3D model (JSmol)	Interactive image
SMILES Cl\C3=C(/C(=O)O)N2C(=O)[C@@H](NC(=O)[C@@H](c1ccccc1)N)[C@H]2CC3.O
InChI InChI=1S/C16H16ClN3O4.H2O/c17-9-6-7-10-12(15(22)20(10)13(9)16(23)24)19-14(21)11(18)8-4-2-1-3-5-8;/h1-5,10-12H,6-7,18H2,(H,19,21)(H,23,24);1H2/t10-,11-,12+;/m1./s1 Y Key:GPYKKBAAPVOCIW-HSASPSRMSA-N Y
NY (what is this?)  (verify)

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Loracarbef received FDA approval in 1991 and it was marketed under the trade name Lorabid. Its use was discontinued in 2006.^{[citation needed]}

Loracarbef was used to treat infections of the lungs, maxillary sinuses, throat, skin, and urinary tract.^[2]

Diarrhea is the most common adverse effect with loracarbef. Side effects are more frequently seen with children under the age of twelve.^{[citation needed]}