Four axes from current statute and agency guidance. Teal bar = substitution/assistance/access in place; amber = permissive or absent.
| Generic substitution mandate | Permissive |
| State Pharmaceutical Assistance Program | No broad SPAP |
| 90-day fills permitted | Allowed |
| PMP mandatory prescriber query | Required by statute |
Louisiana permits but does not mandate generic substitution. Under La. R.S. § 37:1241, a pharmacist may substitute a less expensive therapeutically equivalent drug unless the prescriber has indicated "dispense as written" or "medically necessary" on the prescription. The substitute must be FDA AB-rated. Patient consent is required.
The Louisiana Department of Health (LDH) maintains the Louisiana Medicaid Preferred Drug List. Most Healthy Louisiana members are enrolled in managed-care plans (AmeriHealth Caritas, Healthy Blue, Humana Healthy Horizons, Louisiana Healthcare Connections, UnitedHealthcare Community Plan), which follow the unified PDL. Non-preferred drugs require prior authorization.
Preferred Drug List: View current PDL
Prior authorization contact: LDH Medicaid Pharmacy: 1-800-437-9101
Louisiana does not operate a Medicare-recognized SPAP. Low-income Louisianans use Medicare Part D Extra Help (LIS), Healthy Louisiana Medicaid (if eligible), manufacturer Patient Assistance Programs, and SHIIP (Senior Health Insurance Information Program) for Medicare enrollment counseling.
Eligibility: No state SPAP. SHIIP helps with Medicare enrollment.
Louisiana permits 90-day fills of non-controlled chronic medications at retail and mail-order pharmacies. Out-of-state pharmacies must hold a Louisiana Nonresident Pharmacy permit. Federal CSA refill limits apply.
Louisiana operates a Prescription Monitoring Program administered by the Board of Pharmacy. Under La. R.S. § 40:1003, prescribers must query the PMP before initially prescribing a Schedule II opioid or benzodiazepine. Dispensers must report Schedule II-V dispensing within one business day.
PMP portal: Louisiana Prescription Monitoring Program (LA PMP)
Louisiana hosts a substantial 340B network including LSU Health, Ochsner Health, FQHCs across New Orleans/Baton Rouge/Lafayette/rural parishes, and Ryan White clinics.
Find a 340B clinic in Louisiana: HRSA OPAIS database (LA filter)
Our sister site OmniRx maintains a federal-side patient assistance program directory covering manufacturer PAPs, foundation copay assistance, GoodRx-style discount cards, and 340B locators applicable nationwide.
Once the law side is clear, the next question is which pharmacy actually has the cheapest fill. Use the RxGrab Pharmacy Finder to compare CostPlus Drugs, Costco, Walmart, Amazon Pharmacy, and other discount pharmacies on your specific medication, and read our generic vs brand explainer for the bioequivalence rules behind every substitution.
Yes unless your prescriber wrote "dispense as written" or "medically necessary." Under La. R.S. § 37:1241 substitution is permissive.
No. Use federal Extra Help, Healthy Louisiana Medicaid if eligible, and manufacturer Patient Assistance Programs. SHIIP helps with Medicare Part D enrollment.
Healthy Louisiana is the state's Medicaid managed-care brand. All managed-care plans use the unified Louisiana Medicaid PDL.
Yes for the first prescription of a Schedule II opioid or benzodiazepine under La. R.S. § 40:1003.