Find patient medical information for Azithromycin (Zithromax, Z-Pak, Zmax) on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Azithromycin is used to treat a variety of bacterial infections including ARDS, sinusitis, pneumonia, and acute bronchitis. Learn about side effects, drug interactions, dosages, warnings, and more. Azithromycin is an antibiotic used to treat many different types of infections caused by bacteria. Includes Azithromycin side effects, interactions and indications. Medscape - Infection-specific dosing for Zithromax (azithromycin), frequency-based adverse effects, comprehensive interactions, contraindications, pregnancy & lactation schedules, and cost information. Azithromycin has beneficial effects in the treatment of asthma. It possesses antibacterial, antiviral, and anti-inflammatory properties which contribute to its effectiveness. Asthma exacerbations can be caused by chronic neutrophilic inflammation, and azithromycin is known to reduce this type of inflammation due to its immunomodulatory properties. Description Azithromycin is used to treat certain bacterial infections in many different parts of the body. This medicine may mask or delay the symptoms of syphilis. It is not effective against syphilis infections. Azithromycin belongs to the class of drugs known as macrolide antibiotics. It works by killing bacteria or preventing their growth. However, this medicine will not work for colds. Azithromycin comes as a tablet and a suspension (liquid) to take by mouth. Take azithromycin with or without food once a day. Your doctor will tell you how long you should take azithromycin. When used for the prevention of disseminated MAC infection, azithromycin tablets are taken with or without food once weekly. Take it around the same time every day. Take azithromycin exactly as directed. Find medical information for azithromycin on epocrates online, including its dosing, contraindications, drug interactions, and pill pictures. Azithromycin 5 Day Dose Pack 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 in your eyes, skin pain, red or purple skin rash that spreads and causes blistering and peeling). Seek medical treatment if you have a serious drug reaction that can. Azithromycin (Zithromax) is an antibiotic medication that treats bacterial infections. It doesn’t treat viral infections.