Wyo. Stat. Ann. § 35-4-903

(1) A practitioner or a pharmacist acting in good faith and exercising reasonable care may, without a prescriber-patient relationship, prescribe an epinephrine auto-injector or an opiate antagonist to: A person at risk of experiencing anaphylaxis or an opiate related drug overdose;

(2) A person in a position to assist a person at risk of experiencing anaphylaxis or an opiate related drug overdose;

(3) A person who, in the course of the person’s official duties or business, may encounter a person experiencing anaphylaxis or an opiate related drug overdose.

(4) A practitioner or pharmacist who prescribes an epinephrine auto-injector or an opiate antagonist under this article shall provide education to the person to whom the epinephrine auto-injector or opiate antagonist is prescribed, which shall include written instruction on how to: Recognize anaphylaxis or an opiate related drug overdose;

(5) Respond appropriately to an anaphylaxis or opiate related drug overdose event, including how to administer epinephrine through use of an epinephrine auto-injector or administer an opiate antagonist;

(6) Ensure that a person to whom epinephrine or an opiate antagonist has been administered receives, as soon as possible, additional medical care and a medical evaluation.