Solomon has a lot of questions after his friend has a severe allergic reaction at school. Luckily, he is friends with Morty and Petra, who just happen to know a lot about medication. They help ease Solomon's worries by explaining to him how a medication called epinephrine works to treat a severe allergic reaction called anaphylaxis.

Written and illustrated by a pharmacist, the Pharm Friends series uses kid-friendly language and colorful illustrations to help answer the questions "Why?" and "How?" that many children have regarding medication.