Tramadol 250mg (Ultram) has a very fast and strong analgesic action due to which it may be used for any forms of the painful syndrome. This drug neutralizes pain due to the action to the central nervous system and spinal cord. The mechanism of the action of analgetic consists in the increase of the pain threshold by means of the reduction of conductivity of the pain impulses through the nervous system. 

In the therapeutic doses Tramadol (Ultram) provides a mild sedative and antitussive action. It helps to reduce pain the stomach during acute chronic bronchitis accompanied by the constant cough. 

The therapeutic effect of the drug is started in 15 minutes after the use and lasts for about 6 hours. 

Despite the fact that Tramadol (Ultram) is an opioid analgetic its binding to the opioid receptors is weaker than in morphine, and due to this the higher level of the drug safety is gained and therefore this analgetic is better tolerated. The efficiency of Tramadol has been proved in the course of the controlled clinical studies, and then this drug was approved by FDA and added to the list of the vital drugs made by WHO.