Conversation: The conversation between human and AI assistant.
[|Human|] I woke up this morning and had a severe anaphylaxis episode and didn t have anything to eat prior.I ve had this before, especially after going for a run. My throat started to close up and I was very fearful.Symptoms include swelling of throat and lips, loss of color in my face, and severe uncontrollable salivation, heavy mucus production, and a intense burning pain behind my rib cage. What could cause this...especially if I didn t eat any thing before the episode? Thank you
[|AI|]  Hi. Thanks for your health query with Chat Doctor. You have experienced a very severe allergic reaction to an extent of anaphylactic angioedema. Do not be panic. Help yourself with some anti-allergic which you have used already (something like Ben Chat Doctor. If I have a patient like this in emergency department I would test the patients' oxygen saturation give oxygen (intubate also in severe case)blood pressure, pulse and start him on IV fluids if BP low, give a