Cefdinir

Category: pharmacological

Aliases: Omnicef

Pharmacological Mechanism

Third-generation oral cephalosporin — extended gram-negative coverage; common for AOM + sinusitis + skin/soft tissue. Iron co-administration causes a non-pathological reddish stool (cefdinir-iron complex) — alarming but harmless.

Half-Life (t½)

PO: 1.7h

Dosing Guidelines

• PO: Typical 300 mg (Range: 300–600 mg)

Target Organ Systems

• integumentary
• immune-hematologic

Pathways It Modulates

• Bacterial cell wall (inhibitor) — PBP (3rd-gen cephalosporin)

Chemical Identifiers

• PubChem CID: 6915944
• Formula: C14H13N5O5S2
• Molecular weight: 395.42 g/mol
• InChIKey: RTXOFQZKPXMALH-GHXIOONMSA-N
• SMILES: C=CC1=C(N2[C@@H]([C@@H](C2=O)NC(=O)/C(=N\O)/C3=CSC(=N3)N)SC1)C(=O)O

References

• PMID 15631795