Medicare Part D coverage · 12 · RxCUI 730834
12 HR zileuton 600 MG Extended Release Oral Tablet
Per the CMS 2026 Part D formulary file, 12 HR zileuton 600 MG Extended Release Oral Tablet is covered by 149 Medicare Part D plans (2.9% of enrollable products), averaging Tier 3.9, with prior authorization required on 45.5% of covering formularies.
- 2.9%
- Plan coverage
- 149
- Plans covering
- T3.9
- Avg tier
- 45.5%
- Prior auth required
What the CMS Formulary Data Shows for 12 HR zileuton 600 MG Extended Release Oral Tablet
Per the CMS 2026 Part D formulary file, 12 HR zileuton 600 MG Extended Release Oral Tablet (RxNorm concept RXCUI 730834, generic name 12) appears on 11 distinct formulary files spanning 149 Medicare Part D plan offerings - 2.9% of enrollable Part D products, selective placement; verify formulary inclusion before enrolling. Tier placement ranges from Tier 1 to Tier 5, with a cross-plan average of Tier 3.9.
Real-world access to 12 HR zileuton 600 MG Extended Release Oral Tablet depends on utilization management as much as tier placement: 45.5% of covering formularies require prior authorization. 0% require step therapy. 27.3% apply quantity limits.
Medicare Part D spending dashboard figures are not published for this drug. The plan-by-plan detail below lists exactly which PDP and MA-PD contracts carry 12 HR zileuton 600 MG Extended Release Oral Tablet today.
Coverage Details
- Formularies covering
- 11
- Plans covering
- 149
- Coverage rate
- 2.9%
- Tier range
- Tier 1 – Tier 5
- Average tier
- Tier 4, Non-Preferred
Restrictions
- Prior authorization required
- 45.5% of formularies
- Step therapy required
- 0% of formularies
- Quantity limits
- 27.3% of formularies
Tier Distribution Across Plans
Medicare Advantage Plans (MA-PD) Covering 12 HR zileuton 600 MG Extended Release Oral Tablet
100 Medicare Advantage plans with Part D drug coverage include this drug.
Show the next 30 plans
Showing top 50 of 100 plans.
Frequently Asked Questions
Is 12 HR zileuton 600 MG Extended Release Oral Tablet covered by Medicare Part D?
Yes, 12 HR zileuton 600 MG Extended Release Oral Tablet is covered by 149 Medicare Part D plans (2.9% of all Part D formularies).
What tier is 12 HR zileuton 600 MG Extended Release Oral Tablet on Medicare Part D plans?
12 HR zileuton 600 MG Extended Release Oral Tablet averages Tier 3.9 across Part D plans, ranging from Tier 1 to Tier 5.
Does 12 HR zileuton 600 MG Extended Release Oral Tablet require prior authorization?
45.5% of Part D formularies require prior authorization for 12 HR zileuton 600 MG Extended Release Oral Tablet. Step therapy: 0%. Quantity limits: 27.3%.
Read our methodology - how this data is sourced, computed, and verified.
Nationwide similar Part D drugs
Data-derived peers across the CMS Part D formulary extract: nearest average tier placement and nearest prior-authorization rate. Not therapeutic alternatives or same-generic strengths.
Closest average formulary tier
- fosamprenavir 700 MG Oral Tablet T3.9
- perampanel 0.5 MG/ML Oral Suspension T3.9
- 0.8 ML fondaparinux sodium 12.5 MG/ML Prefilled Syringe T3.9
- roflumilast 1.5 MG/ML Topical Cream [Zoryve] T3.9
- 0.6 ML pegfilgrastim-apgf 10 MG/ML Prefilled Syringe [Nyvepria] T3.9
- 0.5 ML peginterferon beta-1a 0.25 MG/ML Prefilled Syringe [Plegridy] T3.9
Similar prior-authorization rate
- meprobamate 200 MG Oral Tablet 45.5% PA
- 24 HR tramadol hydrochloride 100 MG Extended Release Oral Tablet 45.5% PA
- prednisone 1 MG Oral Tablet 45.7% PA
- prednisone 2.5 MG Oral Tablet 45.7% PA
- prednisone 50 MG Oral Tablet 45.7% PA
- prednisone 5 MG Oral Tablet 45.7% PA