Question: is headache a side effect of zpack?
Answer: Nervous system: Convulsions, dizziness/vertigo, headache, somnolence, hyperactivity, nervousness, agitation and syncope. Psychiatric: Aggressive reaction and anxiety. Skin/appendages: Pruritus, serious skin reactions including, erythema multiforme, AGEP, Stevens- Johnson syndrome, toxic epidermal necrolysis, and DRESS.