Last updated: March 2026
How Much Does Carbamazepine Cost?
Cost Breakdown by Type
| Type / Procedure | Without Insurance | With Insurance |
|---|---|---|
| Carbamazepine 200mg (generic) | $4 – $15 | $0 – $6 |
| Carbamazepine ER 200mg (generic) | $6 – $20 | $1 – $8 |
| Carbamazepine ER 400mg (generic) | $8 – $25 | $2 – $10 |
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 generic — anticonvulsant and mood stabilizer; also treats trigeminal neuralgia
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 carbamazepine costs $4 to $25 per month without insurance. It is widely available on $4 generic programs.
Carbamazepine (Tegretol) treats epilepsy, bipolar disorder, and trigeminal neuralgia (severe facial pain). It is the gold standard treatment for trigeminal neuralgia.
Yes, carbamazepine is a strong enzyme inducer that reduces the effectiveness of many medications including birth control pills, warfarin, and other anticonvulsants. Medication reviews are essential.