Glossary

opiate – a drug that comes from the opium poppy. Opiates include heroin, codeine and morphine.

inhibition (in the liver) – refers to the body processing a drug more slowly by inhibiting (or reducing) the enzymes that clear the drug. This leads to higher drug levels.

hepatic – relating to the liver, ie hepatitis = liver inflamation, hepatocyte = liver cell etc.

secondary mutation – see minor mutation.

buprenorphine – strong pain-killer useful for treating heroin addiction. See also methadone.