How long does it take Wellbutrin begin to work for people over 65 with a major depressive disorder?
It takes at least a week to build in your system and another 3 weeks to become fully effective. Depending on the dose you were prescribed, you may have to eventually increase the dosage to obtain effective relief from depression. The general therapuetic level is 300mgs, but can go as high as 450mgs.
- Wellbutrin Information for Consumers
- Wellbutrin Information for Healthcare Professionals (includes dosage details)
- Side Effects of Wellbutrin (detailed)
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