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Active ingredient

Methylcellulose

20 finished FDA listings contain Methylcellulose as their only active ingredient.

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FDA NDC Directory

Ingredient names as written by FDA
METHYLCELLULOSE (4000 CPS), METHYLCELLULOSE (4000 MPA.S)
Dosage forms
Powder, For Solution, Tablet
Routes
Oral
Manufacturers / labelers
16
Strengths listed
2 g/10.2g · 2 g/19g · 500 mg/1
Brand names in FDA listings
Amazon Fiber Therapy, Best Choice Fiber Therapy, Cdma Fiber Therapy, Citrucel, Cvs Fiber Therapy, Drx Choice Fiber Therapy, Equate Fiber Therapy, Fiber Therapy, Goodsense Fiber, Heb Fiber Therapy, Meijer Fiber Therapy, Premier Value Fiber Therapy, Quality Choice Fiber Therapy, Rite Aid Fiber Therapy, Soluble Fiber, Walgreens Fiber Therapy

RxNorm (National Library of Medicine)

Ingredient concept RxCUI 6873

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.

No matching Drugs@FDA applications.

Official labeling on DailyMed

Showing the 12 most recent of 17 labels.

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