Submitted by György Chityil ... on Sat, 01/20/2018 - 01:10 Hierarchy: NounDescription: {{biochemistry}} A neuroactive alkaloid with analgesic and hypnotic action.Ngram: tetrahydropalmatineNgram Text: tetrahydropalmatineSource: WiktionaryIssue: 0Wiktionary tag: biochemistryNgram Count: 1