You see this with a lot of psychotropic medications (and likely others). It’s why when you fill a generic the label will specifically list the manufacturer. I’

You see this with a lot of psychotropic medications (and likely others). It’s why when you fill a generic the label will specifically list the manufacturer. I’ve heard of at least a few instances with psych meds where people will either try to get a specific generic manufacturer or go back to name brand because of the significant impact due to variability you’re describing.