Obesity is not a risk factor for repeat epinephrine use in the treatment of anaphylaxis.
Rudders SA, Geyer BC, Banerji A, Phipatanakul W, Clark S, Camargo CA. Obesity is not a risk factor for repeat epinephrine use in the treatment of anaphylaxis. J Allergy Clin Immunol. 2012 Nov; 130(5):1216-8.