With a regimen of 500 mg on Day 1 and 250 mg/day on Days 2–5, C min and C max remained essentially unchanged from Day 2 through Day 5 of therapy. 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. Électrophysiologie cardiaque : L'allongement de l'intervalle QTc a été étudié dans le cadre d'une étude randomisée, contrôlée contre placebo, en groupes parallèles, menée sur 116 volontaires sains recevant de la chloroquine (1000 mg) seule ou en association avec de l'azithromycine (500 mg, 1000 mg et 1500 mg une fois par jour). ZITHROMAX® (azithromycin) Tablets and Oral Suspension. DESCRIPTION. ZITHROMAX (azithromycin tablets and oral suspension) contains the active ingredient azithromycin, a macrolide antibacterial drug , for oral administration. Mars 2010 Pharyngite-amygdalite chez l’enfant et l’adulte Ce guide clinique est présenté à titre indicatif et ne remplace pas le jugement du praticien. Features of Zithromax 500mg Pills. Zithromax 500mg pills are an antibiotic that helps treat bacterial diseases such as gonorrhea or mycoplasma. It prevents the spreading of bacteria in the body. I was just made aware of a study that Zithromax can cause heart issues serious ones and I do have benign PVC's I have taken zpacks many many times in the past but now that I am aware log this study I will never again. Consumer information about the medication AZITHROMYCIN 250/500 MG - ORAL (Zithromax), includes side effects, drug interactions, recommended dosages, and storage information. Read more about the prescription drug AZITHROMYCIN 250/500 MG - ORAL. Azithromycine. IDENTIFICATION DU MEDICAMENT. FORMES ET PRÉSENTATIONS Boite de 3 comprimés sécables. COMPOSITION Azithromycine : 500 mg Excipients : stéarate de magnésium, amidon pré-gélatinisé, calcium-phosphate dibasique anhydre,croscarmellose sodium, laurylsulfate de sodium, white opadryll. What is Zithromax? Azithromycin is an effective medication to treat various infections. In fact, Azithromycin is a generic medication that is sold on the market under different names.