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Polacrilin Sodium

Medically reviewed by Last updated on Dec 9, 2022.

Excipient (pharmacologically inactive substance)

What is it?

Polacrilin is an ion exchange resin used in oral pharmaceutical formulations as a tablet disintegrant. Physically, ion exchange resins are small plastic beads with a diameter of roughly 0.6 millimeters.[1]


  1. Bele MH, et al. Effect of Polacrilin Potassium as Disintegrant on Bioavailability of Diclofenac Potassium in Tablets : a Technical Note. AAPS PharmSciTech. 2012 Sep; 13(3): 756–59. Accessed February 27, 2015 at

Further information

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