E21 Pill — WHITE CAPSULE, 6mm — Citalopram

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Imprint	E21
Colour	WHITE
Shape	CAPSULE
Size	6
Strength	CITALOPRAM HYDROBROMIDE 40 mg
Dosage form	Tablet, Film Coated
Manufacturer	Aphena Pharma Solutions - Tennessee, LLC
NDC	71610-422
Schedule	—
Availability	Prescription only
Ingredients	CITALOPRAM HYDROBROMIDE[CITALOPRAM]

What does this imprint mean?

The imprint "E21" 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

Citalopram

Uses and warnings

BOXED WARNING - Suicidal Thoughts and Behaviors: "Antidepressants increased the risk of suicidal thoughts and behaviors in pediatric and young adult patients in short-term studies." Close monitoring is required, especially during initial treatment phases and dosage changes. Key Warnings Include: - QT Prolongation: Dose-dependent risk of QTc interval prolongation potentially causing dangerous heart rhythms; maximum dose limited to 40 mg daily - Serotonin Syndrome: Risk increases with concurrent serotonergic drugs; symptoms include mental status changes, autonomic instability, and neuromuscular effects - Bleeding Risk: SSRIs increase bleeding risk when combined with anticoagulants or antiplatelet medications - Mania Activation: May trigger manic episodes in bipolar disorder patients - Hyponatremia: Low sodium levels possible, especially in elderly patients - Sexual Dysfunction: Common adverse effect affecting both sexes - Discontinuation Syndrome: Gradual dose reduction recommended to avoid withdrawal symptoms

"Citalopram tablets are indicated for the treatment of major depressive disorder (MDD) in adults." The medication is not approved for pediatric use.

Read the full drug profile →

How to identify this pill

• Check the imprint matches exactly: "E21".
• Confirm the colour (WHITE) and shape (CAPSULE).
• Compare the size (6) against a ruler if possible.
• When in doubt, confirm with a pharmacist before taking any medication.

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