Last updated: March 2026
How Much Does Amoxicillin-Clavulanate (Augmentin) Cost?
Cost Breakdown by Type
| Type / Procedure | Without Insurance | With Insurance |
|---|---|---|
| Amoxicillin-Clavulanate 500/125mg (generic) | $10 – $20 | $2 – $8 |
| Amoxicillin-Clavulanate 875/125mg (generic) | $10 – $25 | $3 – $10 |
| Augmentin 600/42.9 Suspension (generic) | $15 – $30 | $4 – $12 |
What Affects the Cost
- Brand-name vs. generic availability
- Insurance formulary tier placement
- Pharmacy choice (retail vs. mail-order vs. Costco)
- Manufacturer savings cards and coupons
- Dosage and quantity prescribed
- Geographic location
Insurance Coverage
Typical coverage: Tier 1-2 generic — broad-spectrum penicillin combination; very commonly prescribed
Most insurance plans use a tiered formulary: Tier 1 (generic) $0-$15 copay, Tier 2 (preferred brand) $25-$75, Tier 3 (non-preferred brand) $50-$150, Tier 4 (specialty) $100-$500+. Prior authorization may be required for certain medications. Step therapy may require trying cheaper alternatives first.
How to Save Money
- Always ask for generic when available — saves 50-90%
- Use GoodRx, RxSaver, or similar discount cards
- Costco pharmacy is open to non-members and often has lowest prices
- Mark Cuban's Cost Plus Drugs offers transparent low pricing
- Manufacturer patient assistance programs provide free medication to qualifying patients
- HSA/FSA funds can cover medication costs tax-free
Related Procedures & Costs
Frequently Asked Questions
Generic amoxicillin-clavulanate costs $10 to $30 for a typical course without insurance. It is slightly more expensive than plain amoxicillin due to the clavulanate component.
Clavulanate inhibits beta-lactamase enzymes that some bacteria produce to resist amoxicillin. This combination extends the drug's effectiveness against resistant organisms.
It treats sinusitis, ear infections, pneumonia, urinary tract infections, skin infections, and dental infections. It is one of the most commonly prescribed antibiotics in primary care.