If you experience any symptoms associated with allergies such as difficulty breathing, hives, swollen tongue etc., stop using the medication and seek urgent medical help.
Contact a medical specialist immediately if you experience any of the following: lower back pain, reduced urination, easy bruising or bleeding and body weakness.
Common side effects of taking Generic Zovirax include nausea, vomiting, diarrhea, pain in the stomach, headache, light-headedness, swollen hands or feet.
Note that this list does not include all possible side effects. Other side effects might occur depending on individual health conditions.