Montelukast Sodium
Tablet, Chewable · trading as Singulair
To Be Discontinued Active (discontinuing) — Day 178
High impact — Sole-source drug with no supply currently available from this manufacturer.
FDA shortage record
- Substance
- Montelukast Sodium
- Brand name
- Singulair
- Manufacturers / suppliers
-
- Organon LLC
- Organon
- Dosage form
- Tablet, Chewable
- Presentation
- Singulair, Tablet, Chewable, 4 mg (NDC 78206-170-01)
- Route(s)
- ORAL
- Therapeutic category
- Pulmonary/Allergy
- Package NDC
78206-170-01- Initially posted
- 11/17/2025
- Days on shortage list
- 178
- Discontinued
- 11/17/2025
- Current FDA status
- To Be Discontinued
- Shortage entries (current dataset)
- 1 record for Montelukast Sodium
Reason and context
Discontinuation of the manufacture of the drug
Manufacturer contact
Per the FDA record, the manufacturer's contact for supply inquiries is 844-674-3200.
If you're affected by this shortage
- Talk to your prescribing clinician or pharmacist about therapeutic alternatives. Do not switch medications on your own.
- Ask your pharmacy to check supply across multiple wholesalers and other branches.
- Check current pharmacy pricing and availability via GoodRx (affiliate link).
- Report a continuing supply problem to FDA via the FDA Drug Shortages contact form.
Sources
- FDA Drug Shortages database, accessed via the openFDA Drug Shortages API.
- FDA Structured Product Label (SPL set ID
482dcc92-b47f-4ea6-854a-f5ac2aea7842). - FDA UNII identifier:
U1O3J18SFL. - See the Drug Shortage Tracker methodology for sourcing, update cadence, normalization rules, and limits.
Important
This page reproduces publicly available FDA shortage data for informational purposes only. It is not medical advice and does not establish a clinician-patient relationship. Shortage status changes frequently; verify directly with your pharmacist or the FDA Drug Shortages site before making any treatment decision.