Although the anaconda is a thicker, heavier snake, some pythons are the world's longest snakes. The reticulated python of Southeast Asia has an average length of up to 4 to 6 meters (13 to 21 feet), the largest measuring 9.7 meters (nearly 32 feet).
One of the most common drugs used in the labour ward is pethidine, a synthetic, addictive, narcotic drug that is similar to morphine. In Britain it is also known as meperidine, and in America it is known as Demerol.
Demerol (meperidine) is a narcotic pain reliever that has fallen out of favor in recent years. In the past, Demerol was used for a variety of painful conditions, including pain after surgery. In recent years, the pain medication has largely been ignored as safer medications, such as morphine, Dilaudid, and Fentanyl has become more commonly prescribed.