What is this pill - with 'a backwards 'D' P a score and 500 underneath' imprint?
- 9 Apr 2010 by ryanluvmusic
- 10 Apr 2010
I think you're describing the Schering-Plough logo, I'm not finding this, and Merck's site is difficult to navigate. You didn't list the color and shape, but on another site someone says DP 500 is an anti-acne drug.
You might try asking or checking with Merck.
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