UNSPSC 51311700: Antihistamine or H1 blocker benzhydryl compounds
Class
Code facts
UNSPSC codes and definitions come from the UN Development Programme (managed by GS1 US), and state and local contract opportunities from the governments' procurement sites.
Codes under 51311700
NIGP codes for 51311700
Definition
Antihistamine or H1 blocker drugs made from compounds which contain the methyl radical substituted with two benzene rings. Permitted are any substituents, but ring fusion to any of the benzene rings is not allowed.
About UNSPSC 51311700
UNSPSC 51311700 Antihistamine or H1 blocker benzhydryl compounds is a Class code, but the recent state and local opportunities posted under it show little alignment with the code's nominal scope. Seminole County, Florida issued IFB 60459723LAS on June 30, 2026, to procure 1,900 units of naloxone and 800 safe drug deactivation systems annually—opioid overdose reversal agents and drug disposal equipment, not antihistamines. The Texas Health and Human Services Commission posted RFI HHS0017013 on April 3, 2026, to gather market intelligence on direct-to-manufacturer prescription programs, a procurement strategy inquiry rather than a specific pharmaceutical product acquisition. The Minnesota Multistate Cooperative Purchasing Alliance (MMCAP), administered by the Minnesota Department of Administration's Office of State Procurement, issued RFP S1070000015802 on January 20, 2026, to establish contracts for generic multi-source pharmaceuticals and OTC products—a broad therapeutic category covering multiple drug classes, not antihistamines specifically. The code shows activity from county health departments, state health agencies, and cooperative purchasing consortia, but the mislabeling of opportunities under this code limits its utility as a signal of actual antihistamine procurement demand.
The geographic spread includes Florida, Texas, and Minnesota, with the cooperative purchasing vehicle (MMCAP) serving multiple states including Oregon. The Seminole County naloxone procurement requires quarterly deliveries to the county's Community Health Building with response due July 26, 2023 (note: date inconsistency in source); bidders must include all shipping and delivery costs and comply with E-Verify and drug-free workplace certification. The MMCAP RFP, due March 26, 2026, requires vendors to supply products through three authorized wholesalers (AmerisourceBergen Drug Corporation, Cardinal Health, and Morris & Dickson Co.), maintain cGMP and Drug Supply Chain Security Act compliance, hold $5 million commercial general liability coverage, and accept a 3 percent administrative fee, with a two-year initial term and optional extensions. The code's recent activity does not reliably reflect antihistamine procurement; pursuit decisions should rely on direct search of state and local opportunities for naloxone, OTC pain and allergy remedies, and other specific pharmaceutical products rather than this code classification.
Quick answers
What is UNSPSC 51311700?
UNSPSC 51311700 is Antihistamine or H1 blocker benzhydryl compounds, a class in UNSPSC 51000000, Pharmaceutical Products incl. Contraceptives and Vaccines.
What codes are under UNSPSC 51311700?
UNSPSC 51311700 has 6 codes under it with their own GovTribe pages, including 51311701 Meclizine or meclozine, 51311702 Phenyltoloxamine and 51311703 Quifenadine.
Which NIGP codes match UNSPSC 51311700?
UNSPSC 51311700 maps to 1 NIGP code, 26928 Central Nervous System Agents (Including: Analegsic, Anticonvulsant, Antidepressant, Antihistamine, Antipsychotic and Sedative).
On GovTribe
See everything under UNSPSC 51311700
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