Botulinum toxin type A reduces itch and inflammation from histamine and may help treat certain skin conditions and hair loss.
April 2022 in “Journal of The American Academy of Dermatology” The document suggests that nerve issues might contribute to hair loss and that testing sensation could predict these nerve problems.
358 citations
,
January 1968 in “Physiological Reviews” Histamine plays key roles in immune responses, stomach acid, and brain signals.
5 citations
,
June 2015 in “British Journal of Dermatology” A certain medication improved severe itching in a boy with liver and bowel disease by reducing histamine levels, suggesting a new treatment target.
70 citations
,
February 2016 in “EMBO reports” Scientists found a specific group of itch-sensing nerve cells in mice important for feeling itch but not for sensing heat or touch.