Immunotherapy is indicated for beekeepers with sensitiser-induced occupational asthma associated with severe anaphylaxis.[37]Tarlo SM, Balmes J, Balkissoon R, et al. Diagnosis and management of work-related asthma: American College of Chest Physicians Consensus statement. Chest. 2008 Sep;134(3 suppl):1S-41S.
http://www.ncbi.nlm.nih.gov/pubmed/18779187?tool=bestpractice.com
Sublingual specific immunotherapy treatment has been described in workers with asthma and/or rhinitis induced by wheat flour.[99]Dubini M, Marraccini P, Brass DM, et al. Occupational asthma and rhinitis due to wheat flour: sublingual specific immunotherapy treatment. Med Lav. 2020 Jun 26;111(3):203-9.
https://mail.mattioli1885journals.com/index.php/lamedicinadellavoro/article/view/9446
http://www.ncbi.nlm.nih.gov/pubmed/32624562?tool=bestpractice.com
Further research is required.