See the DrugPatentWatch profile for Bupropion
Are bupropion and Wellbutrin the same thing?
Wellbutrin is the brand name for the drug bupropion. So, bupropion and Wellbutrin are the same medication, just under different names.
Why do the names matter for patients?
The name difference can reflect the formulation:
- Wellbutrin is a brand product that may come in specific strengths and dosing forms.
- Bupropion can be sold as the active ingredient in multiple products, including generics and other brand names, and the effect depends on the release type (for example, immediate-release vs. extended-release vs. sustained-release).
Can you switch between bupropion and Wellbutrin?
Often, yes, but it depends on what specific product you’re taking and what release form it uses. Even though they contain the same active ingredient (bupropion), different formulations can change how the drug releases over time, which can affect dosing schedule and side effects.
What should you check on your prescription or pill bottle?
Look for:
- The active ingredient: “bupropion”
- The brand name (if present): “Wellbutrin”
- The formulation/release (often listed as SR, XL, or “extended/sustained release”)
Are “bupropion” and “Wellbutrin XL/SR” the same?
They’re the same active drug (bupropion) but not the same formulation. Wellbutrin XL and Wellbutrin SR are different release types of bupropion, and they’re typically dosed differently than immediate-release bupropion.
Do generics work the same as Wellbutrin?
Generics are designed to match the active ingredient (bupropion) and are required to meet standards for bioequivalence, but the exact tablet/capsule formulation and release characteristics can differ by product. That’s why matching the correct release type matters.