Mild-to-moderate community-acquired pneumonia due to specified susceptible bacteria in adults and adolescents; Acute exacerbations of chronic bronchitis due to specified susceptible bacteria in adults and adolescents; Acute maxillary sinusitis due to specified susceptible bacteria; pediatric use is addressed in the source-specific dosing section; Streptococcus pyogenes pharyngitis or tonsillitis in the adult/adolescent and pediatric populations specified by the label
Cephalosporin hypersensitivity is a contraindication; serious cross-allergic reactions can occur; C. difficile-associated diarrhea may progress to severe or fatal colitis
Interactions
Aluminum / magnesium antacids; Iron supplements; Probenecid
Brand questions use only name pairings verified against the linked product source. Unverified pairings are withheld from these questions; the other study content remains available.
Label date: 20260901 · For learning, not clinical decisions. US label and brand information; always consult the current source.
Source snapshot checked: 2026-10-21. The source document and selected fields were compared. The complete card has not had an independent clinical review.
Mechanism: Disrupts bacterial cell-wall synthesis, producing a bactericidal effect against susceptible organisms.
On both cards: Common side effects — Diarrhea; Nausea; Abdominal pain · Interactions — Probenecid
Only on the Cephalexin card: Used for — Respiratory infections caused by the specified susceptible bacteria; Otitis media caused by the specified susceptible bacteria; Skin and skin-structure infections caused by the specified susceptible bacteria; Bone or genitourinary infections caused by the specified susceptible bacteria · Common side effects — Vomiting; Dyspepsia · Warnings — Serious hypersensitivity (anaphylactic) reactions; C. difficile-associated diarrhea; Seizure potential · Interactions — Metformin
On both cards: Common side effects — Diarrhea · Interactions — Probenecid
Only on the Cefuroxime card: Used for — Mild-to-moderate streptococcal pharyngitis/tonsillitis caused by susceptible strains in adults and children aged 13 years and older; Acute bacterial otitis media caused by labeled susceptible organisms in children able to swallow tablets whole; Mild-to-moderate acute bacterial maxillary sinusitis caused by susceptible pneumococci or non-beta-lactamase-producing H. influenzae in adults and children aged 13 years and older; Early Lyme disease (erythema migrans) from susceptible B. burgdorferi in adults and children aged 13 years and older · Common side effects — Nausea / vomiting; Jarisch-Herxheimer reaction; Vaginitis · Warnings — Anaphylaxis; C. difficile-associated diarrhea · Interactions — Drugs that reduce gastric acidity
On both cards: Common side effects — Diarrhea; Nausea; Headache; Abdominal pain
Only on the Fluconazole card: Used for — Vaginal candidiasis; Oropharyngeal and esophageal candidiasis; Cryptococcal meningitis; Reduction of candidiasis in bone-marrow transplant patients receiving cytotoxic chemotherapy and/or radiation therapy · Common side effects — Dyspepsia · Warnings — Hypersensitivity; caution with other azole allergy; Contraindicated with QT-prolonging CYP3A4 substrates; Rare serious liver injury, including fatal cases, and severe exfoliative skin reactions have been reported; Pregnancy exposure requires risk review: high-dose first-trimester exposure has been associated with a distinct birth-defect pattern; lower-dose observational signals have important limitations · Interactions — Erythromycin; Pimozide; Quinidine
An item counts as shared only when both cards use the same wording. If a card does not list an item, that is not a statement that the effect never occurs.