Ayoung female patient, who is allergic to peanuts, was just exposed to peanut butter. assessment reveals her to be alert and oriented with swollen lips and hives on her face. she is breathing adequately at a rate of 18 breaths per minute and has a heart rate of 82. your partner advises you that her blood pressure is 118/72 mmhg and room air spo2 92%. she states that she also has asthma for which she uses an inhaler. of the following, what would you do first?