Pillstats
Rx only · Tablet · Oral

Liothyronine Sodium

Brands: Cytomel · Liomny · Liothyronine Sodium

18 ACTIVE SUPPLIERS — US
openFDA · updated weekly
US50 NDCs
18 active makers
UKComing
soon
CAComing
soon
AUComing
soon
EUComing
soon
ATC
RxCUI (US)
US makers18 labelers
Packages128
DEA / ScheduleNone

US acquisition costNADAC · per unit

Average across 34 priced NDCs. A benchmark of pharmacy acquisition cost — not a retail quote.

$0.091$0.183$0.274$0.365Dec 2025Apr 2026Jul 2026
$0.311
Latest avg · Jul 22, 2026
+1%
Since Dec 17, 2025
18
Active US suppliers
38%
Top-2 supplier share*

Medicaid dispensing volumeSDUD · per quarter

Prescriptions dispensed under Medicaid (fee-for-service + managed care), summed nationally. The closest free proxy to sales volume — Medicaid only, not all-payer.

20K41K61K82K2025 Q12025 Q22025 Q32025 Q42026 Q1
65K
Rx · 2026 Q1
4.4M
Units dispensed
-7%
Rx vs. year ago
5
Quarters · since 2025 Q1

Who makes it18 active · 0 exited

US labelers as registered with FDA. Repackagers relabel another company's product; share* is of listed packages, not sales.

LabelerTypePackagesStatus
Bryant Ranch Prepackrepackager25SUPPLYING
SIGMAPHARM LABORATORIES, LLCunknown23SUPPLYING
SUN PHARMACEUTICAL INDUSTRIES, INC.unknown15SUPPLYING
Asclemed USA, Inc.unknown14SUPPLYING
Biocon Pharma Incunknown9SUPPLYING
Zydus Pharmaceuticals USA Inc.unknown6SUPPLYING
Zydus Lifesciences Limitedunknown6SUPPLYING
A-S Medication Solutionsunknown6SUPPLYING
Dr.Reddy's laboratories Limitedunknown3SUPPLYING
Teva Pharmaceuticals USA, Inc.unknown3SUPPLYING
NorthStar Rx LLCunknown3SUPPLYING
Pfizer Laboratories Div Pfizer Incunknown3SUPPLYING
Mylan Pharmaceuticals Inc.unknown3SUPPLYING
Preferred Pharmaceuticals Inc.unknown3SUPPLYING
Proficient Rx LPunknown3SUPPLYING

+ 3 more labelers

Regulatory & supply eventsFDA · US

Shortages, recalls, and registration changes attached to this drug concept.

  • Dec 4, 2023
    RECALLRecall (Class II): Liothyronine Sodium Tablets, USP 5 mcg, 100-count bottle, Rx Only, Distributed by: Sun Pharmaceutical Industries, Inc. …

    Failed Impurities/Degradation Specifications — Recalling firm: SUN PHARMACEUTICAL INDUSTRIES INC — Nationwide

  • Oct 20, 2023
    RECALLRecall (Class II): Liothyronine Sodium Tablets, USP, 25 mcg, 100-count bottles, Rx only, Distributed by: Sun Pharmaceutical Industries, In…

    Failed Impurities/Degradation Specifications. — Recalling firm: SUN PHARMACEUTICAL INDUSTRIES INC — Nationwide within the United States

  • Oct 20, 2023
    RECALLRecall (Class II): Liothyronine Sodium Tablets, USP, 5 mcg, 100-count bottles, Rx only, Distributed by: Sun Pharmaceutical Industries, Inc…

    Failed Impurities/Degradation Specifications. — Recalling firm: SUN PHARMACEUTICAL INDUSTRIES INC — Nationwide within the United States

  • Apr 22, 2014
    RECALLRecall (Class II): Liothyronine Sodium Tablets, USP 5 mcg, Rx Only, a) 100-count bottle NDC 42794-018-02 and b) 1000-count bottle NDC 4279…

    Cross Contamination with Other Products: Four lots of Liothyronine Sodium Tablets, USP 5 mcg are being recalled due to the finding of a potential carryover of trace amounts of a previously manufactured product. — Recalling firm: SigmaPharm Laboratories LLC — Nationwide and Puerto Rico