What is the brand name for Amoxicillin?
The brand name for Amoxicillin is Amoxil.
PTCE Top 200 · #23
Amoxicillin
Amoxil
Amoxicillin is the generic name for the brand-name drug Amoxil. It is a penicillin antibiotic used to treat bacterial infections. On the PTCE Top 200 drug list, Amoxicillin ranks #23 and is one of the most frequently tested infectious disease medications — commonly quizzed on its brand–generic pair, drug class, and key side effects.
| Generic name | Amoxicillin |
|---|---|
| Brand name(s) | Amoxil |
| Drug class | Penicillin antibiotic |
| Class group | Infectious Disease |
| Common use | bacterial infections |
| DEA schedule | Unscheduled |
| Availability | Prescription only (Rx) |
What is Amoxicillin used for?
Penicillin antibiotic for susceptible bacterial infections (commonly ENT, respiratory, skin, and urinary infections); also used in certain H. pylori regimens with other drugs.
What drug class is Amoxicillin?
Amoxicillin is a Penicillin antibiotic in the Infectious Disease group. Knowing the class is the fastest way to predict its uses, side effects, and the brand↔generic pairs the PTCE tests.
Common side effects of Amoxicillin
- arrow_rightDiarrhea
- arrow_rightNausea
- arrow_rightRash
- arrow_rightVomiting
- arrow_rightYeast infections
Major interactions
- arrow_rightWarfarin: may increase INR/bleeding risk—monitor
- arrow_rightAllopurinol may increase rash risk
- arrow_rightProbenecid increases amoxicillin levels
- arrow_rightMethotrexate: penicillins can reduce clearance (toxicity risk)
Is Amoxicillin a controlled substance?
No. Amoxicillin is not a federally controlled substance (it is unscheduled by the DEA).
How to remember Amoxicillin (PTCE mnemonic)
AMOX-il has the AMmo — amoxi-CILLIN is the broad penicillin. Otitis/strep/UTI; rash with mono, cross-reactivity with cephalosporins.
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PTCE exam tip
Amoxicillin is a penicillin, so a penicillin allergy is the key screening question. Don't confuse it with amoxicillin/clavulanate (Augmentin), which adds a beta-lactamase inhibitor.
Amoxicillin FAQ
What is Amoxicillin used for?
Amoxicillin is used to treat bacterial infections. Penicillin antibiotic for susceptible bacterial infections (commonly ENT, respiratory, skin, and urinary infections); also used in certain H. pylori regimens with other drugs.
What drug class is Amoxicillin?
Amoxicillin is a Penicillin antibiotic (Infectious Disease group).
Is Amoxicillin a controlled substance?
No. Amoxicillin is not a federally controlled substance (it is unscheduled by the DEA).
Drill Amoxicillin the way the PTCE asks it
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Last reviewed June 25, 2026. Educational use only — not medical advice. Verify clinical specifics with your pharmacist or a current label source such as DailyMed. RxReflex is not affiliated with or endorsed by the Pharmacy Technician Certification Board (PTCB).