drank vs levomethorphan

drank

noun
  • Dextromethorphan. 

  • A drink, usually alcoholic. 

verb
  • simple past tense of drink 

levomethorphan

noun
  • A particular narcotic painkiller. 

How often have the words drank and levomethorphan occurred in a corpus of books? (source: Google Ngram Viewer )