Chart 2 Treatment of Anaphylaxis—Shock IMMEDIATE TREATMENT MILD REACTION TREATMENT SEVERE REACTION TREATMENT REACTION: Conjunctivitis, Rhinitis, Urticaria, Pruritus, Erythema Epinephrine•HCl 0.3 ml Diphenhydramine•HCl 50 mg (1:1,000) IM PO q 6h Diphenhydramine•HCl 50 mg PO REACTION: Laryngeal edema Epinephrine•HCl 0.3 ml Diphenhydramine•HCl 50 mg Oxygen (1:1,000) IM q 6h IM or PO Diphenhydramine•HCl 50 mg Diphenhydramine•HCl 50 mg Ephedrine sulfate 25 mg q q 6h IV 6h Ephedrine sulfate 25 mg q 6h Monitor blood gases Hydrocortisone Tracheostomy REACTION: Bronchospasm Epinephrine•HCl 0.3 ml Epinephrine•HCl 0.3 ml Oxygen (1:1,000) IM (1:1,000) IM Aminophylline 500 mg IV q Diphenhydramine•HCl 50 mg Aminophylline 250 mg IV 6h IV over 10-min period of time Hydrocortisone IV fluids Monitor blood gases Observe for respiratory failure REACTION: Hypotension Epinephrine•HCl 0.3 ml Metaraminol bitartrate, Oxygen (1:1,000) IM 100 mg in 1,000 ml 5% Metaraminol bitartrate IV Diphenhydramine•HCl 50 mg dextrose in water IV fluids IV Transcriber’s Notes —Retained publication information from the printed edition: this eBook is public-domain in the country of publication. —Corrected a few palpable typos. —Generated a spine image from elements of the cover image. —Reformatted several charts for better text flow on narrow screens. —In the text versions only, text in italics is delimited by _underscores_. End of Project Gutenberg's Venomous Arthropod Handbook, by Terry L. Biery