What is a white round pill with AN 627 on one side?

Not Medical Advice: A white round pill with the imprint AN 627 is 50mg of tramadol hydrochloride. The drug is prescribed to treat anxiety, fibromyalgia, pain, back pain, and chronic pain.

Tramadol belongs to the drug class, narcotic analgesics and to the pregnancy class C, and has some potential for abuse. It's also manufactured under the brand names ConZip, Rybix ODT, Ryzolt, and Ultram.

Common side effects include: headache, dizziness, drowsiness, tired feeling, constipation, diarrhea, nausea, vomiting, stomach pain, feeling anxious or nervous, itching, sweating, and flushing.

Seek medical attention right away if you experience agitation, hallucinations, fever, fast heart rate, overactive reflexes, nausea, vomiting, diarrhea, loss of coordination, fainting, or an allergic reaction.

WebMD offers tips to help you take tramadol hydrochloride as directed by your doctor.

Of interest, researchers are suggesting that your chronic pain may actually be Mind Body Syndrome (MBS). The key to healing Mind Body Syndrome (MBS) is to sit down and start writing. Find out more from Fox News.

Updated on Wednesday, October 29 2014 at 01:19PM EDT