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Theophylline

NDC 23155-742 · Heritage Pharmaceuticals Inc. d/b/a Avet Pharmaceuticals Inc.

Generic nameTheophylline
Dosage formTABLET, EXTENDED RELEASE
RouteORAL
Active ingredient(s)THEOPHYLLINE ANHYDROUS
Strength450 mg/1
Pharmacologic classMethylxanthine [EPC], Xanthines [CS]
Marketing categoryANDA

Packages

23155-742-01 — 100 TABLET, EXTENDED RELEASE in 1 BOTTLE (23155-742-01)

23155-742-05 — 500 TABLET, EXTENDED RELEASE in 1 BOTTLE (23155-742-05)

Related Codes

Same active ingredient

FDA lists these products with the same active ingredient.

17856-0038 — Theophylline, 23155-741 — Theophylline, 27241-272 — Theophylline, 27241-273 — Theophylline, 27808-033 — Theophylline, 31722-077 — Theophylline, 31722-078 — Theophylline, 42291-922 — Theophylline, 46708-025 — Theophylline, 46708-026 — Theophylline, 51407-318 — Theophylline, 51407-319 — Theophylline, 52244-100 — theophylline anhydrous, 52244-200 — theophylline anhydrous, 52244-300 — theophylline anhydrous, 52244-400 — theophylline anhydrous, 60219-2045 — theophylline, 60219-2046 — theophylline, 62135-457 — Theophylline, 62135-556 — Theophylline, +22 more

From the FDA National Drug Code Directory, retrieved August 24, 2026. Product listings are submitted by labelers; FDA does not verify them.