CR, SR, XR are all designations for Rx that is a slow (continuous/sustained) release. This means you are not to break one on these in half. The pill in engineered to have the Rx ooze out of the casing in a predetermined rate. The advantage to this is the medicine has nearly at even level in the body.
- Bupropion Information for Consumers
- Bupropion Information for Healthcare Professionals (includes dosage details)
- Side Effects of Bupropion (detailed)
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