Nitrofurantion Macrocrystals — all forms, strengths & imprints

Our FDA label database records 8 distinct pills for Nitrofurantion Macrocrystals across 3 strength(s). The same medicine made by different companies carries different imprints and often looks completely different — that is normal for generics. Rows with a link have a full identification page in the current wave.

Imprint	Medicine & strength	Colour	Shape	Size	Labeler
101	Nitrofurantion Macrocrystals	Yellow	Capsule	22 mm	Remedyrepack Inc.
233	Nitrofurantion Macrocrystals 100 mg	Gray	Capsule	18 mm
A221	Nitrofurantion Macrocrystals 100 mg	Yellow	Capsule	18 mm	Remedyrepack Inc.
LS 412	Nitrofurantion Macrocrystals 100 mg	Blue	Capsule	18 mm	Remedyrepack Inc.
MACRODANTIN 100 MG 52427 288	Nitrofurantion Macrocrystals 100 mg	Yellow	Capsule	14 mm
MACRODANTIN 100MG 52427 286	Nitrofurantion Macrocrystals 100 mg	Yellow	Capsule	14 mm
Z ZENITH 100MG 2131	Nitrofurantion Macrocrystals 100 mg	Pink	Capsule	18 mm
MACRODANTIN50MG 52427287	Nitrofurantion Macrocrystals 50 mg	Yellow	Capsule	14 mm

Equivalents note: pills in this list that share the same strength contain the same active ingredient at that strength. They are listed for identification only — this is not a suggestion to substitute one product for another.

Source: FDA label data via DailyMed/openFDA, export of October 29, 2026.