Anileridine (trade name: Leritine) is a synthetic

analgesic An analgesic drug, also called simply an analgesic (American English), analgaesic (British English), pain reliever, or painkiller, is any member of the group of drugs used to achieve relief from pain (that is, analgesia or pain management). It ...

drug and is a member of the

piperidine Piperidine is an organic compound with the molecular formula (CH2)5NH. This heterocyclic compound, heterocyclic amine consists of a six-membered ring containing five methylene bridges (–CH2–) and one amine bridge (–NH–). It is a colorless ...

class of analgesic agents developed by Merck & Co. in the 1950s. It differs from

pethidine Pethidine, also known as meperidine and sold under the brand name Demerol among others, is a synthetic opioid analgesic, pain medication of the phenylpiperidine class. Synthesized in 1938 as a potential anticholinergic agent by the German chemis ...

(meperidine) in that the ''N''-methyl group of meperidine is replaced by an ''N''-aminophenethyl group, which increases its analgesic activity. Anileridine is no longer manufactured in the US or Canada. Anileridine is in Schedule II of the Controlled Substances Act 1970 of the United States as ACSCN 9020 with a zero aggregate manufacturing quota as of 2014. The free base conversion ratio for salts includes 0.83 for the dihydrochloride and 0.73 for the phosphate. It is also under international control per UN treaties.

Administration

As tablets or

injection Injection or injected may refer to: Science and technology * Injective function, a mathematical function mapping distinct arguments to distinct values * Injection (medicine), insertion of liquid into the body with a syringe * Injection, in broadca ...

Pharmacokinetics

Anileridine usually takes effect within 15 minutes of either oral or intravenous administration, and lasts 2–3 hours. It is mostly metabolized by the

liver The liver is a major Organ (anatomy), organ only found in vertebrates which performs many essential biological functions such as detoxification of the organism, and the Protein biosynthesis, synthesis of proteins and biochemicals necessary for ...

References

4-Phenylpiperidines Phenethylamines Synthetic opioids General anesthetics Anilines Ethyl esters Mu-opioid receptor agonists Analgesics {{analgesic-stub