Lortab is used for the treatment of moderate to extreme pain. This is a combination of drugs named Hydrocodone and Acetaminophen. This is also sometimes used to reduce fever as acetaminophen is paracetamol. It goes under the classification of drugs known as opioid analgesics. Hydrocodone-acetaminophen was used in 1982 in the USA. Buy Lortab online is for the treatment of severe pain.