Co-pay Discount Cards = Poor Value

At least in most cases.  Express Scripts recently dropped 48 brand-name drugs from their preferred formulary.  The drug companies offer co-pay cards for 93% of them.  You should consider asking your PBM for their approach to these same drugs.

Here's a link to a list of co-pay cards and coupons.  If you see a drug on this list it likely means it is unnecessarily expensive.