Which drug is viewed as a less potentially harmful substitute for heroin and is taken orally every day? ?

The answer is methadone. It is also a form of opioid and used to treat people experiencing extreme pain. it is also used to treat addiction to other opioids. It can give a similar feeling and inhibit withdrawal symptoms. It is generally less potentially harmful than heroin because it blocks the high you get from addictive drugs like codeine, heroin, morphine and etc.