Tiazac 420 Pill — WHITE CAPSULE, 23mm — Diltiazem

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Imprint	Tiazac / 420
Colour	WHITE
Shape	CAPSULE
Size	23
Strength	diltiazem hydrochloride 420 mg
Dosage form	Capsule, Extended Release
Manufacturer	Cardinal Health
NDC	55154-4609
Schedule	—
Availability	—
Ingredients	diltiazem hydrochloride[diltiazem]

What does this imprint mean?

The imprint "Tiazac 420" is a code stamped or printed on the tablet or capsule by the manufacturer, used to identify the drug, its strength and the maker.

Active ingredient

Diltiazem

Uses and warnings

Drug classCARDIZEM CD (diltiazem hydrochloride) is a "calcium ion cellular influx inhibitor (slow channel blocker or calcium antagonist)" that inhibits calcium influx during membrane depolarization of cardiac and vascular smooth m...

Read the full drug profile →

How to identify this pill

• Check the imprint matches exactly: "Tiazac 420".
• Confirm the colour (WHITE) and shape (CAPSULE).
• Compare the size (23) against a ruler if possible.
• When in doubt, confirm with a pharmacist before taking any medication.

Tiazac 420 Pill — WHITE CAPSULE, 23mm — Diltiazem

What does this imprint mean?

Active ingredient

Uses and warnings

How to identify this pill

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Official references