Zithromax is a macrolide antibacterial drug indicated for the treatment of patients with mild to moderate infections caused by susceptible strains of the designated microorganisms in the specific conditions listed below. Posology: Zithromax should be given as a single daily dose. Zithromax Suspension can be taken with or without food. Children over 45 kg body weight and adults, including elderly patients: The total dose of azithromycin is 1500 mg which should be given over three days (500 mg once daily). Azithromycin is an antibiotic used for the treatment of a number of bacterial infections. This includes middle ear infections, strep throat, pneumonia, traveler's diarrhea, and certain other intestinal infections. It may also be used for a number of sexually transmitted infections, including chlamydia and gonorrhea infections. Along with other. Providing one dose every six months saved one in four babies, researchers reported. Now the W.H.O. will consider recommending routine use. Summary of Use during Lactation. Because of the low levels of azithromycin in breastmilk and use in infants in higher doses, it would not be expected to cause adverse effects in breastfed infants. ZITHROMAX® 2 medicines, including any that you get without a prescription from a pharmacy, supermarket or health food shop. Some medicines may interfere with Posology: Zithromax capsules should be given as a single daily dose. In common with many other antibiotics Zithromax Capsules should be taken at least 1 hour before or 2 hours after food. Zithromax is most familiar to the public as the Z-Pak, a convenient five-day pill regimen with a dose of 500 mg (2 tablets of 250 mg) the first day buy zithromax once daily and 250 mg for the remaining four days. Initially, 500 mg IV infusion as a single daily dose for at least 2 days then 500 mg PO once daily to complete a 7 to 10 day course of therapy. Zithromax Z-Pak side effects Get emergency medical help if you have signs of an allergic reaction ( hives, difficult breathing, swelling in your face or throat) or a severe skin reaction (fever, sore throat, burning zithromax z pak in your.