November 26, 2015
Recommended Topic Related To:


"The cystic fibrosis (CF) drug Orkambi (Vertex Pharmaceuticals) has received a green light from the European Medicines Agency (EMA) Committee for Medicinal Products for Human Use (CHMP).

Orkambi is a fixed-dose oral combination "...

Aminohippurate Sodium

Aminohippurate Sodium* (aminohippurate)
"PAH" Injection


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 C9H9N2NaO3 and its structural formula is:

Aminohippurate Sodium Structural Formula Illustration

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 (aminohippurate) 2 g. Inactive ingredients: Sodium hydroxide to adjust pH, water for injection, q.s.

Last reviewed on RxList: 10/14/2008
This monograph has been modified to include the generic and brand name in many instances.

Report Problems to the Food and Drug Administration


You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

Women's Health

Find out what women really need.

Use Pill Finder Find it Now See Interactions

Pill Identifier on RxList

  • quick, easy,
    pill identification

Find a Local Pharmacy

  • including 24 hour, pharmacies

Interaction Checker

  • Check potential drug interactions
Search the Medical Dictionary for Health Definitions & Medical Abbreviations