"Methylhistamines" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.
MeSH information
Histamine substituted in any position with one or more methyl groups. Many of these are agonists for the H1, H2, or both histamine receptors.

This graph shows the total number of publications written about "Methylhistamines" by people in this website by year, and whether "Methylhistamines" was a major or minor topic of these publications.
Bar chart showing 34 publications over 22 distinct years, with a maximum of 3 publications in 2001 and 2007 and 2009
To see the data from this visualization as text, click here.