Mother , allergic to nuts. filler due in 2 weeks. If she has an allergy , what could happen, and is it easy to resolve? (Photo)

Hiya After successful Botox , a few weeks ago Mum is now looking to have filler for the lines around her mouth and bridge of her nose , to which she has had test patches on her arm twice over the past month. Many years ago when she was in her 20s , she received an adrenaline shot.She has never needed another shot since. The leaflet offers the following :Restylane,Perlane,Juvederm and Radiesse .The lady at the clinic who is a nurse said she will have an adrenaline shot ready .Thx in advance x