Pah Online, Description, Chemistry, Ingredients - Aminohippurate

Pah Online, Description, Chemistry, Ingredients - Aminohippurate

DESCRIPTION

Aminohippurate sodium* is an agent to measure effective renal plasma flow (ERPF). It is the sodium salt of para-aminohippuric acid, commonly abbreviated "PAH."It is water soluble, lipid-insoluble, and has a pKa of 3.83. The empirical formula of the anhydrous salt is C ₉ H ₉ N ₂ NaO ₃ and its structural formula is:

It is provided as a sterile, non-preserved 20 percent aqueous solution for injection, with a pH of 6.7 to 7.6. Each 10 mL contains: Aminohippurate sodium 2 g. Inactive ingredients: Sodium hydroxide to adjust pH, water for injection, q.s.

*Formerly referred to as Sodium para-Aminohippurate.