Buy Lortab online, Lortab contains a combination of hydrocodone and acetaminophen. Hydrocodone is an opioid drug. An opioid is also known as a narcotic. Lortab increases dopamine in your body by changing how your brain and central nervous system respond to pain. It is used like other opioid-based medicines by binding to the receptors in your nervous system and the brain. Lortab can impair your reactions or thinking. Avoid operating heavy machinery or tools or driving until you know how Lortab affects you. Severe drowsiness or dizziness may cause falls or other accidents.