An allergic reaction can cause your airway to swell shut so you can't breath. This process is called anaphylaxis.
A perfume allergy cannot be life threatening unless it is ingested into the human body.
Just run in the kitchen, take the peanut product and shake your head.
what is that supposed to mean
Peanuts are not nuts, so a peanut allergy is not a common form of nut allergy, let alone the "commonest".
Why is it possible to have a peanut butter allergy but not a peanut allergy?
Soy Nut
As long as it is only an ingestable allergy, they you should not give her anything with peanuts or peanut butter. You should also not give her anything made in a factory with products with peanuts either.
Anti-allergy pills.
It can. If you have a peanut allergy, you will want to read the ingredients carefully.
Cefalexin is a first generation cephalosporin and is similar to penicillin. There is a 10% risk of allergy. You should avoid if it is a life-threatening allergy. Otherwise, you can give it a try there is not a lot of a chance.
Allergies to peanuts (legumes), shellfish, and strawberries are quite common, and often life threatening.
Not necessarily. I have a very severe peanut allergy and recently had a reaction. It took me a good hour to even realize I'd eaten something with peanuts in it and then I had a secondary reaction as my body processed the peanut-laden food about 2-3 hours after that. ALWAYS carry an epi pen, benedryl, and your allergy medication with you. Xyzal saved my life when I took three at once after this reaction.