My daughter had allergic reaction to generic Z-pack manufactured in Israel for a PA pharmaceutical company.Is this legal for my insurance to provide this? My daughter has taken the brand name Z-pack at least 6 times without a problem. Are others having these problems. She is to the point of steroids to control her swelling and rash. Any reply appreciated. I am an RN. ## Zpack allergy of hives.... My husband had the exact same problem...broke out in hives this week after taking the first dose...I googled and found your comment....I checked his meds and his is also a generic from India!!! Do I hear class action?? ## Doubtful, it sounds like an allergic reaction to something in the ingredients, possibly a filler and that is something you are warned about in the medication information. It i...