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What Is the USP on Sterile Water Labels?

The USP on sterile water labels is a medical acronym for United States Pharmacopeia. Sterile Water for Injection comes in single-use polypropylene ampules with twist-off tops.

  1. Identification

    • The non-profit organization that establishes standards for medical devices, drugs, and diagnostics in the U.S. is the United States Pharmacopeia Convention. This organization publishes a compendium known as the United States Pharmacopeia that summarizes standards for drugs, including sterile water for medical uses.

    Types

    • According to Edstrom, the monograph section of the United States Pharmacopoeia lists two types of USP water that are manufactured in bulk: USP Purified Water (PW) and Water for Injection (WFI).

    Features

    • According to Drugs.com, Water for Injection, USP is a sterile preparation that does not contain any chemicals to kill bacteria or other microbes. It has a pH between 5.0 and 7.0, and its chemical designation is H2O.

    Functions

    • Water for Injection, USP can be used to dissolve powdered drugs or dilute liquid drugs before they are administered by an intravenous (IV) needle or injection.

    Significance

    • The USP designation on Water for Injection signifies that the product meets stringent quality standards and is safe to use for injections. The Food and Drug Administration (FDA) has the legal authority to enforce these standards.

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