Darvocet A500 is the name for a new formulation of
acetaminophen and
propoxyphene. Darvocet A500 contains 100 mg propoxyphene napsylate and 500 mg acetaminophen. Darvocet-N 100 contains 100 mg propoxyphene napsylate and 650 mg acetaminophen.
Darvocet A500 is basically the same combo drug with less acetaminophen.
More info:
http://www.darvoceta500.com/ and
http://acetaminophen.and.propoxyphene.drugs.com/
I'm not a pharmacist or a medical doctor. This message is not medical advice nor is it an offer to provide medical advice. All drug identifications should be validated by a licensed MD or pharmacist.