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Pharmacology basics · 5–7 min read

Generic Name vs Brand Name: What’s the Difference?

Why can two medicine boxes have different brand names but list the same active ingredient? This guide explains generic names, brand names and formulations through simple examples, a practical label-check and a Bangladesh pharma example.

Infographic comparing a medicine's generic name, which identifies its active ingredient, with a brand name chosen for a marketed product
Quick visual: generic name = active ingredient; brand name = product identity.

Quick answer: A generic name identifies the active ingredient in a medicine. A brand name is the name a manufacturer uses to market a particular product. The same active ingredient may be sold under different brand names, so the two names answer different questions: “What ingredient is it?” and “What is this product called?”

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Think of it this way: the generic name is like a person’s common name; the brand name is like the name used by a particular company for its product. It is a memory aid—not a rule for choosing or switching medicines.

1. What is a generic name?

The generic name is the recognised name of the active ingredient—the substance responsible for the medicine’s intended pharmacological effect. For example, paracetamol is a generic name used for pain and fever relief.

2. What is a brand name?

A brand name is a product name selected by a company. For example, Panadol is a brand name associated with paracetamol products in many markets. Product formulations, strengths and availability can differ, so always read the label rather than relying on the name alone.

3. Generic name vs brand name at a glance

Generic nameBrand name
Names the active ingredientNames a marketed product
Often used across manufacturersUsually specific to a company/product
Example: paracetamolExample: Panadol

Real-life pharma example

In Bangladesh, rabeprazole is the generic/active-ingredient name used in products such as Finix. Finix is a brand name. Finix MUPS also describes a particular formulation/technology presentation—MUPS is not the generic name. Always verify the exact active ingredient, strength and approved pack label before comparing products.

01

Generic name

Names the active ingredient.

Example: rabeprazole
02

Brand name

Names a product marketed by a company.

Example: Finix
03

Formulation / technology

Describes how the product is prepared or presented.

Example: MUPS

A useful three-part check: ingredient name, marketed product name, and formulation are related—but they are not interchangeable terms.

4. A real-life label check

Imagine two medicine boxes with different brand names. Before assuming they are the same, compare the active ingredient, strength (for example, 500 mg), dosage form (tablet, capsule or liquid), and directions. A shared generic name is an important clue, but it does not prove that every product is suitable for every person or situation.

Assorted tablets and capsules representing medicine products whose labels should be checked for active ingredient and strength
Read the active ingredient and strength on the label—not just the brand name.
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5. An easy trick to remember

G = Ingredient; B = Business label. The generic name tells you what the active ingredient is; the brand name tells you what the product is called. This is a memory aid, not a substitute for checking the package.

6. Common questions

Can one generic name have many brand names?

Yes. The same active ingredient may be marketed under different brand names by different companies.

Are generic and brand names the same thing?

No. The generic name identifies the active ingredient; the brand name identifies a marketed product.

Is every product with the same generic name identical?

Not necessarily. Strength, dosage form, release characteristics and other ingredients may differ. Check the product label and follow professional advice.

References and further reading

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Sayedul Abrar, pharmacist and Product Executive

Sayedul Abrar

A Grade Pharmacist · Registration Code: A-22040

Product Executive, Product Management Department (PMD) · Opsonin Pharma Ltd.

View author profile →

Educational content only; it does not replace individual medical advice. Examples are illustrative and may vary by country. Ask a pharmacist or prescriber before changing a medicine.

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