Question: what are the side effects of the drug zostavax?
Answer: Very common (may affect more than 1 in 10 people): Redness, pain, swelling and itching at the injection site* Common (may affect up to 1 in 10 people): Warmth, bruising, hard lump, and rash at the injection site*; headache*; pain in the arm or leg*; joint pain, muscle pain; fever; rash.