Medicare Part D coverage · trihexyphenidyl hydrochloride · RxCUI 905273

trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution

Per the CMS 2026 Part D formulary file, trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution is covered by 3,953 Medicare Part D plans (78.2% of enrollable products), averaging Tier 2.3, with prior authorization required on 15.8% of covering formularies.

78.2%
Plan coverage
3,953
Plans covering
T2.3
Avg tier
15.8%
Prior auth required

Verify with CMS →

Important: Drug coverage and costs vary by plan and location. Verify coverage directly with your Medicare plan before filling a prescription. This is informational data only and should not replace advice from your healthcare provider or pharmacist.

What the CMS Formulary Data Shows for trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution

Per the CMS 2026 Part D formulary file, trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution (RxNorm concept RXCUI 905273, generic name trihexyphenidyl hydrochloride) appears on 165 distinct formulary files spanning 3,953 Medicare Part D plan offerings - 78.2% of enrollable Part D products, mid-range placement; shopping across contracts changes access. Tier placement ranges from Tier 1 to Tier 4, with a cross-plan average of Tier 2.3.

Real-world access to trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution depends on utilization management as much as tier placement: 15.8% of covering formularies require prior authorization. 0% require step therapy. 0% apply quantity limits.

Historical spending context from the CMS Medicare Part D Drug Spending Dashboard shows 31,777 Part D beneficiaries filled trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution in 2023, with total plan-and-beneficiary spending of $3,377,997 and an average per-beneficiary annual cost of $106.30. The plan-by-plan detail below lists exactly which PDP and MA-PD contracts carry trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution today.

Coverage Details

Formularies covering
165
Plans covering
3,953
Coverage rate
78.2%
Tier range
Tier 1 – Tier 4
Average tier
Tier 2, Generic

Restrictions

Prior authorization required
15.8% of formularies
Step therapy required
0% of formularies
Quantity limits
0% of formularies

2023 Medicare Spending

Beneficiaries
31,777
Total spending
$3,377,997
Avg per beneficiary
$106.30

Tier Distribution Across Plans

100 plans
Tier 1, Preferred Generic

Medicare Advantage Plans (MA-PD) Covering trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution

100 Medicare Advantage plans with Part D drug coverage include this drug.

Plan Insurer Tier PA Premium States
Sentara Community Complete Select (HMO D-SNP) Sentara Health Plans T1 No $0 VA
Sentara Community Complete (HMO D-SNP) Sentara Health Plans T1 No $0 VA
Freedom VIP Care (HMO C-SNP) Freedom Health, Inc. T1 Yes $0 FL
Freedom VIP Savings (HMO C-SNP) Freedom Health, Inc. T1 Yes $0 FL
Freedom VIP Savings (HMO C-SNP) Freedom Health, Inc. T1 Yes $0 FL
Freedom VIP Rewards (HMO C-SNP) Freedom Health, Inc. T1 Yes $0 FL
Freedom VIP Rewards (HMO C-SNP) Freedom Health, Inc. T1 Yes $0 FL
Optimum Diamond Rewards (HMO C-SNP) Optimum Healthcare, Inc. T1 Yes $0 FL
Optimum Diamond Savings (HMO C-SNP) Optimum Healthcare, Inc. T1 Yes $0 FL
Optimum Diamond Rewards (HMO C-SNP) Optimum Healthcare, Inc. T1 Yes $0 FL
Optimum Diamond (HMO C-SNP) Optimum Healthcare, Inc. T1 Yes $0 FL
Freedom Medi-Medi Partial (HMO D-SNP) Freedom Health, Inc. T1 Yes $0 FL
Freedom Medi-Medi Full (HMO D-SNP) Freedom Health, Inc. T1 Yes $0 FL
Optimum Emerald Partial (HMO D-SNP) Optimum Healthcare, Inc. T1 Yes $0 FL
Optimum Emerald Full (HMO D-SNP) Optimum Healthcare, Inc. T1 Yes $0 FL
Freedom Medicare Plan Rx (HMO) Freedom Health, Inc. T1 Yes $0 FL
Freedom Medicare Plan Rx (HMO) Freedom Health, Inc. T1 Yes $0 FL
Freedom VIP Savings COPD (HMO C-SNP) Freedom Health, Inc. T1 Yes $0 FL
Freedom VIP Savings COPD (HMO C-SNP) Freedom Health, Inc. T1 Yes $0 FL
Freedom Platinum Plan Rx (HMO) Freedom Health, Inc. T1 Yes $0 FL
Show the next 30 plans
Freedom Platinum Plan Rx (HMO) Freedom Health, Inc. T1 Yes $0 FL
Freedom Platinum Plan Rx (HMO) Freedom Health, Inc. T1 Yes $0 FL
Freedom Platinum Plan Rx (HMO) Freedom Health, Inc. T1 Yes $0 FL
Freedom Platinum Plan Rx (HMO) Freedom Health, Inc. T1 Yes $0 FL
Freedom Platinum Rewards Plan Rx (HMO) Freedom Health, Inc. T1 Yes $0 FL
Freedom Platinum Rewards Plan Rx (HMO) Freedom Health, Inc. T1 Yes $0 FL
Freedom Platinum Rewards Plan Rx (HMO) Freedom Health, Inc. T1 Yes $0 FL
Freedom Platinum Rewards Plan Rx (HMO) Freedom Health, Inc. T1 Yes $0 FL
Freedom Platinum Rewards Plan Rx (HMO) Freedom Health, Inc. T1 Yes $0 FL
Freedom Platinum Rewards Plan Rx (HMO) Freedom Health, Inc. T1 Yes $0 FL
Freedom Máximo (HMO-POS) Freedom Health, Inc. T1 Yes $0 FL
Freedom Máximo (HMO-POS) Freedom Health, Inc. T1 Yes $0 FL
Optimum Gold Rewards Plan (HMO) Optimum Healthcare, Inc. T1 Yes $0 FL
Optimum Platinum Plan (HMO) Optimum Healthcare, Inc. T1 Yes $0 FL
Optimum Gold Plan (HMO) Optimum Healthcare, Inc. T1 Yes $0 FL
Optimum Gold Rewards Plan (HMO) Optimum Healthcare, Inc. T1 Yes $0 FL
Optimum Gold Rewards Plan (HMO) Optimum Healthcare, Inc. T1 Yes $0 FL
Optimum Diamond Rewards COPD (HMO C-SNP) Optimum Healthcare, Inc. T1 Yes $0 FL
Optimum Diamond Savings COPD (HMO C-SNP) Optimum Healthcare, Inc. T1 Yes $0 FL
Optimum Gold Plus Plan (HMO) Optimum Healthcare, Inc. T1 Yes $0 FL
Optimum Diamond Rewards COPD (HMO C-SNP) Optimum Healthcare, Inc. T1 Yes $0 FL
Florida Complete Care-Duals VIP (HMO-POS D-SNP) Hpmp OF Florida, Inc. T1 No $0 FL
Mercy Care Advantage (HMO D-SNP) Mercy Care T1 No $0 AZ
Mercy Care Advantage (HMO D-SNP) Mercy Care T1 No $0 AZ
Mercy Care Advantage (HMO D-SNP) Mercy Care T1 No $0 AZ
Elderplan Plus Long-Term Care (HMO-POS D-SNP) Elderplan, Inc. T1 No $0 NY
Health Choice Pathway (HMO D-SNP) Health Choice Arizona, Inc. T1 No $0 AZ
Healthfirst CompleteCare (HMO D-SNP) Healthfirst Health Plan, Inc. T1 No $0 NY
IMCare Classic (HMO D-SNP) Itasca Medical Care T1 No $0 MN
Johns Hopkins Advantage MD D-SNP (HMO D-SNP) Hopkins Health Advantage, Inc. T1 No $0 MD

Showing top 50 of 100 plans.

Frequently Asked Questions

Is trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution covered by Medicare Part D?

Yes, trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution is covered by 3,953 Medicare Part D plans (78.2% of all Part D formularies).

What tier is trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution on Medicare Part D plans?

trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution averages Tier 2.3 across Part D plans, ranging from Tier 1 to Tier 4.

Does trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution require prior authorization?

15.8% of Part D formularies require prior authorization for trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution. Step therapy: 0%. Quantity limits: 0%.

How much does Medicare spend on trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution?

In 2023, total Medicare Part D spending on trihexyphenidyl hydrochloride 0.4 MG/ML Oral Solution was $3,377,997, covering 31,777 beneficiaries. The average spend per beneficiary was $106.30.

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.

Data sourced from the Centers for Medicare & Medicaid Services (CMS). See our methodology for details. Retrieved and formatted by PlainMedicare