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Active ingredient

Sodium Polystyrene Sulfonate

16 finished FDA listings contain Sodium Polystyrene Sulfonate as their only active ingredient; 2 combination products also contain it.

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FDA NDC Directory

Ingredient names as written by FDA
SODIUM POLYSTYRENE SULFONATE
Dosage forms
Powder, Powder, For Suspension, Suspension
Routes
Oral, Rectal
Manufacturers / labelers
11
Strengths listed
1 g/g · 15 g/60ml · 4.1 meq/g
Brand names in FDA listings
Kionex

RxNorm (National Library of Medicine)

Ingredient concept RxCUI 56512

Drugs@FDA applications

Linked only where the FDA listing’s application number matches Drugs@FDA exactly. A listing in the NDC Directory does not by itself mean FDA approval.

ApplicationSponsorOriginal approvalListings
ANDA 087859CMP PHARMA INC1982-12-082
ANDA 089910CMP PHARMA INC1989-01-191
ANDA 040028ANI PHARMS2007-09-171
ANDA 040905KVK TECH2009-03-301
ANDA 202333EPIC PHARMA LLC2014-03-193
ANDA 204071NUVO PHARMS INC2014-11-286
ANDA 206815CHARTWELL RX2016-02-181
ANDA 214912LYNE2025-06-101

Official labeling on DailyMed

Showing the 12 most recent of 16 labels.

Sources: FDA NDC Directory (2026-09-29), RxNorm, Drugs@FDA, DailyMed. Each source’s facts are shown separately as published.