you may take this medication with food if stomach upset occurs. tell your doctor immediately if any of these highly unlikely but very serious side effects occur: dark urine, persistent nausea/vomiting, severe stomach/abdominal pain, yellowing of the eyes or skin. this medicine should not be taken by people taking ergotamine or related medicines, eg dihydroergotamine or methysergide (used to treat migraine). do not use anti-diarrhea products or narcotic pain medications if you have the following symptoms because these products may make them worse. if you take an antacid, wait at least 2 hours after taking this medication. this condition may occur weeks after treatment has stopped. this medication may rarely cause a severe intestinal condition (pseudomembranous colitis) due to a resistant bacteria. when studied in healthy elderly subjects from age 65 to 85 years, the pharmacokinetic parameters of azithromycin capsules in elderly men were similar to those in young adults; however, in elderly women, although higher peak concentrations (increased by 30 to 50%) were observed, no significant accumulation occurred zithromax azithromycin. allergic reaction zithromax can make your skin more sensitive to sunlight and sunburn may result. it is also sold under the name of sumamed antibiotic zithromax. the prolonged half-life is likely due to extensive uptake and subsequent release of drug from tissues. over the dose range of 250 to 1000 mg orally, the serum concentrations are related to dose. g. allergic reaction zithromax for oral suspension is supplied in bottles containing azithromycin dihydrate powder equivalent to 300 mg, 600 mg, 900 mg, or 1200 mg azithromycin per bottle and the following inactive ingredients: sucrose; sodium phosphate, tribasic, anhydrous; hydroxypropyl cellulose; xanthan gum; fd&c red #40; and spray dried artificial cherry, creme de vanilla and banana flavors dose effects side zithromax. s. if you are pregnant or think you may be pregnant, please tell your physician if they are considering writing you a prescription for allergic reaction zithromax cheap zithromax. if you have not discussed this with your doctor or are not sure why you are taking this medication, speak to your doctor. it can be harmful for people to take this medication if their doctor has not prescribed it. for most infections, azithromycin is taken once daily for a relatively short course of treatment (usually five days). there are many other medicines that can interact with allergic reaction zithromax. to make sure you get the entire dose, add a little more water to the same glass, swirl gently and drink right away zithromax for stds. allergic reaction zithromax capsules and suspension contain the active ingredient azithromycin, which is a type of medicine called a macrolide antibiotic. your doctor may have suggested this medication for conditions other than the ones listed in these drug information articles. allergic reaction zithromax users should not take antacids that contain either aluminum or magnesium strep zithromax. e. keep a list with you of all the medicines you use and show this list to any doctor or other healthcare provider who treats you. if you notice anything unusual when you begin taking allergic reaction zithromax, notify your physician immediately zithromax medication. it is used to treat certain types of infections that are caused by bacteria. inform your doctor if your condition persists or worsens use for zithromax. gonorrhoeae or c. azithromycin should therefore be taken at least one hour before or two hours after taking any antacid. some patients have reported suffering from diarrhea, nausea, vomiting, and stomach pain. use a sunscreen (minimum spf 15) and wear protective clothing if you must be out in the sun. these antacids can make allergic reaction zithromax less effective when taken at the same time.