Free or Low-Cost Sulfamethoxazole/Trimethoprim
Sulfamethoxazole/Trimethoprim Patient Assistance Program
Sulfamethoxazole/Trimethoprim costs approximately $18/month at retail. Manufacturer patient assistance programs (PAPs) can provide Sulfamethoxazole/Trimethoprim free or at very low cost for patients who qualify based on income. Script Unlock cash prices from $3 are another option if you don't qualify.
How to Apply for Sulfamethoxazole/Trimethoprim Patient Assistance
- 1Visit the manufacturer's website directly and search "patient assistance"
- 2Call the manufacturer's helpline — most have dedicated PAP phone lines
- 3Have your prescriber fill out the physician attestation form
- 4Provide proof of income (tax returns, pay stubs, or benefits statement)
- 5Reapply annually — PAP enrollment must be renewed each year
Don't Qualify for PAP? Cash Pay Alternatives
- Script Unlock pharmacy bidding: from $3/month
- State pharmaceutical assistance programs (SPAP) for seniors
- 340B pricing at qualifying health centers
- Telehealth + compounding pharmacy for some medications