UNSPSC 51181617: Methylthiouracil

This classification denotes an antithyroid agent with the molecular formula C5H6N2OS, a preparation that US FDA regulates as an active ingredient or moiety under Unique Ingredient Identifier QW24888U5F, chemically known as 2,3-dihydro-6-methyl-2-thioxo-4(1h)-pyrimidinone but generally known as methylthiouracil, which bears US NIH Compound Identifier 667493. European Medicines Agency schedules Methylthiouracil in its eXtended EudraVigilance Medicinal Product Dictionary or XEVMPD under Index SUB08878MIG. The term METHYLTHIOURACIL is an International Non-Proprietary Name.

UNSPSC 51181617 Methylthiouracil is a Commodity code for a pharmaceutical antithyroid agent used primarily in veterinary medicine to treat hyperthyroidism in companion animals. State and local governments procure this substance mainly through animal control agencies, municipal animal shelters, and county health departments that operate animal care and welfare facilities. The code captures purchase of the active pharmaceutical ingredient itself or finished dosage forms, typically as part of broader procurement of veterinary pharmaceuticals or animal care supplies. Buying patterns reflect episodic need tied to specific animal cases rather than continuous demand, and volumes are generally modest relative to other pharmaceutical categories.

The source provides no recent state or local contract opportunities tagged to this code. Without posted solicitations, current issuing-body concentration, geographic activity, and representative procurement patterns cannot be characterized. Buyers in this category are sparse; most state and local animal welfare work is performed by established municipal and county departments with standing supplier relationships rather than through open-market RFPs or RFQs. When procurement does occur, it typically routes through existing veterinary pharmaceutical distributors or cooperative purchasing agreements rather than competitive solicitation.