They do not need to be used when the only symptoms are hives or swelling, even if it involves the face.
There are currently three adrenaline auto-injectors on the market. They all contain exactly the same medication. They are made by different manufacturers and work in slightly different ways.
The dose depends on how old your child is and how much they weigh.
- For children less than 30 kilograms a 0.15mg device is prescribed.
- For older children a 0.3mg device in more appropriate.
- For adults and obese children Emerade produce a 0.5mg device, which might be prescribed.