Mast cell activation syndrome (MCAS) flares up when mast cells, which are located throughout the body, inappropriately release excessive amounts of chemical mediators, such as histamine, in response to a trigger, including one or more of the following: Alcohol An allergen Certain chemicals Certain food items (which vary among individuals) Certain fragrances (such as perfume or cologne) Certain medications Exposure to sunlight Heat or cold Heavy metals Infection (bacterial, viral, or fungal) Mold/fungus When mast cells function as they should, they help defend the body against threats, such as harmful viruses, bacteria, and fungi
If you're treating specific injuries, chronic inflammatory conditions, or require predictable therapeutic blood levels, injectable forms provide superior bioavailability and consistent dosing
It's a kind of a variety of everything
For the sake of the GPs and nurses who are too busy to teach you to self inject, here are some helpful NHS guides below