FDA data Registry peer set 1 peer

Alternatives to cephalexin

1 same-class SPL records vs cephalexin - uses, FAERS reaction fields, and OTC/Rx flags from public FDA sources.

View cephalexin → All alternatives

Brand: Keflex

First-Generation Cephalosporin Prescription 1 alternative found

About cephalexin

Cephalexin is an antibiotic medicine. It fights bacterial infections in your body.

Used for: Cephalexin treats infections caused by bacteria. It can treat infections in your lungs or airways. It also treats ear infections, skin infections, bone infections, and urinary tract infections.

View full cephalexin profile →

1 First-Generation Cephalosporin peers (wide set)

cefazolin

Rx

Ancef, Kefzol

Cefazolin treats serious infections caused by certain bacteria. This includes infections of the lungs, urinary tract, skin, blood, heart, bones, and genital area. It can also prevent infections after surgery.

Compare cephalexin vs cefazolin side-by-side →

cephalexin vs cefazolin · FAERS reaction fields

FAERS top-reaction field "Chronic Kidney Disease" shows the widest count spread between cephalexin and cefazolin in this extract (2,155-report gap on that field). Counts are exposure-weighted submissions, not prevalence rates.

Side Effect cephalexin cefazolin
Chronic Kidney Disease 2,155 -
Renal Failure 1,554 435
Acute Kidney Injury 1,538 360
Pain 1,365 385
Diarrhoea 1,350 -
Fatigue 1,239 -
Nausea 1,220 279
Dyspnoea 1,164 255

"-" means no reports for that reaction. Report counts reflect total FAERS submissions, not prevalence rates.

cephalexin peer mix vs class inventory

Peer mix

0 OTC and 1 Rx SPL records in this peer set (1 total). Class inventory for First-Generation Cephalosporin: 2 drugs.

Frequently Asked Questions

What same-class SPL records sit beside cephalexin? ▼
This registry lists 1 First-Generation Cephalosporin medication records beside cephalexin, including cefazolin. Grouping is therapeutic-class indexing from openFDA/SPL, not a product recommendation.

Reading a wide First-Generation Cephalosporin peer set (1 records)

cephalexin (Keflex) sits in a wide First-Generation Cephalosporin peer set (1 of 1 class peers shown). Labeled indication field for cephalexin: Cephalexin treats infections caused by bacteria.

Top FAERS reaction fields for cephalexin total 13,810 reports across 10 reactions, set beside cefazolin. Counts are exposure-weighted submissions, not per-patient risk.

Registry note: Therapeutic-class peer lists are registry indexes, not prescribing advice. This information is for educational purposes only and is not a substitute for professional medical advice. Do not stop or change your medication without talking to your doctor or pharmacist.

Full cephalexin profile →

Field note for cephalexin: see also the generic vs brand label guide when reading Keflex SPL strings.

Read our methodology - how this data is sourced, computed, and verified.