Is morphine like heroine

No... It's not... Morphine is an opiate used in the treatment of severe pain. It occurs naturally in the opium poppy and has a long history of human use.

Methadone is a synthetic opiate derivative / opioid that is most commonly used as a maintenance treatment for heroin and opiate addiction.

Morphine and Methadone are completely different drugs, similar euphoria of course because they're both opiates.Since 2008 Methadone has started to be used in leukemia treatment.Its been found to attack the cancer cells very vigourously.This info can be found in the Cancer Research Journal.

Methadone is also used for pain relief usually for people who are allergic to Morphine.Its not used just for heroin addiction treatment.

Methadone was formulated by the Germans in 1937 as a substitute for morphine which they could not get sufficient supplies of.