What is a white oval pill with 10 On one side and BP 643 On the opposite side

A capsule shaped white pill with the imprint BP 643 on the front, and 10 on the back of it is 300mg/10mg of Acetaminophen and hydrocodone bitartrate (made by Boca Pharmacal).

Acetaminophen and hydrocodone bitartrate is a narcotic analgesic combination that is used to treat cough, pain, back pain, and rheumatoid arthritis. Abuse of this drug may lead to psychological or physical dependence.

Hydrocodone is in a group of drugs called narcotic pain relievers. Acetaminophen is a less potent pain reliever that increases the effects of hydrocodone. The combination of acetaminophen and hydrocodone is used to relieve moderate to severe pain.