The next signs may indicate a significant or life-threatening allergic attack potentially. Use an epinephrine auto-injector if it’s available, and call 911 right away if you notice: wheezing or difficulty breathing tightness in upper body or throat swelling of the lips, tongue, or face dizziness or fainting nausea or vomiting If your child has already established an allergic attack to a bee or wasp sting in the past, see your doctor for a prescription for an epinephrine auto-injector.Continue Handling Spider Bites Wash the area cautiously with soap and water.Surgical mask: Medical masks in a medical setting up are designed to defend the sterile field of the patient from contaminants generated by the wearer. Although medical masks filter large-size contaminants in the air, no respiratory is offered by them protection against chemical vapors and small against most biological aerosols. Protective Clothing: Most protecting clothing is aimed at protection against chemicals and chemical warfare agents. Skin provides an effective barrier against all biological warfare agents except the trichothecene mycotoxins. This toxin is with the capacity of leading to burnlike lesions on the skin.