The recommended starting dose for tramadol is 50mg every 4-6 hours as needed for pain. How long does it take for tramadol 50mg tablets to work? Tramadol HCl 50mg; scored tabs. Brand name tramadol 50mg can cost up to three times as much as generic versions. Tramadol is also known by its brand names Ultram, Ultracet, and ConZip. You should not take other medicines that also contain tramadol. Tramadol is a strong pain medication used to treat moderate to severe pain that is not being relieved by other types of pain medicines. Tramadol works by blocking pain signals in the brain, which helps to reduce the intensity of pain. An interaction is when a substance changes the way a drug works. If you have any concerns about this warning, talk with your doctor.Slowed or stopped breathing: This drug can slow or stop your breathing. DISCLAIMER: This drug information content is provided for. This can help make sure you stay safe while you take this drug.