Package | Dosage | Price | Price per Dose | |
---|---|---|---|---|
Dosage: 250mg | ||||
90 pill | 250mg | NZD81.52 | NZD0.90 | |
60 pill | 250mg | NZD69.63 | NZD1.17 | |
Dosage: 500mg | ||||
90 pill | 500mg | NZD146.07 | NZD1.61 | |
60 pill | 500mg | NZD105.30 | NZD1.75 | |
30 pill | 500mg | NZD64.53 | NZD2.17 |

Erythromycin Description
Overview of Erythromycin
Erythromycin is a widely used antibiotic that belongs to the macrolide class of drugs. It is commonly prescribed to treat various bacterial infections, including respiratory tract infections, skin infections, and sexually transmitted diseases. Erythromycin works by inhibiting the growth of bacteria, making it effective in fighting off infections caused by susceptible organisms. Its broad spectrum of activity and relatively low cost have made it a popular choice in many healthcare settings.
Effectiveness and Applications
This medication is particularly effective against bacteria such as Streptococcus, Staphylococcus, and some strains of Haemophilus, among others. It is often recommended for patients who are allergic to penicillin or cannot tolerate other antibiotics. Erythromycin is used to treat conditions such as pneumonia, bronchitis, tonsillitis, pertussis, and certain skin infections. Moreover, it is frequently employed in treating certain sexually transmitted diseases like chlamydia. Due to its ability to penetrate tissues well, erythromycin can be especially effective in respiratory infections, providing relief quickly when taken as directed.
Dosage and Administration
The typical dosage of erythromycin varies based on the specific infection, age of the patient, and overall health. It is usually taken orally in the form of tablets or capsules, often on a four-times-a-day schedule. For more severe infections, a healthcare provider may prescribe higher doses or a different formulation. It is important to complete the full course of therapy, even if symptoms improve early, to prevent the development of resistant bacteria. Patients are advised to take erythromycin with a full glass of water and may be instructed to take it with food or on an empty stomach, depending on the specific formulation.
Possible Side Effects and Precautions
While erythromycin is generally well tolerated, some users may experience side effects. Common adverse reactions include gastrointestinal disturbances such as nausea, vomiting, diarrhea, or abdominal pain. Less frequently, allergic reactions like rash, itching, or swelling may occur. It is important to inform your healthcare provider about any pre-existing liver or heart conditions, as erythromycin can sometimes cause liver enzyme elevation or affect heart rhythm. Patients should also disclose any other medications they are taking, as erythromycin can interact with drugs like certain statins, warfarin, and others, potentially leading to complications.
Drug Interactions and Considerations
Erythromycin can influence the metabolism of other drugs by inhibiting the activity of liver enzymes known as cytochrome P450. This interaction can increase the levels of certain medications, amplifying their effects and side effects. For example, concurrent use with drugs like colchicine or terfenadine may increase the risk of serious cardiac arrhythmias. Therefore, it is crucial to follow medical advice closely and disclose all current medications before starting erythromycin therapy. Patients should also avoid consuming large quantities of alcohol or fruit juices, as these can affect how the medication is absorbed and metabolized.
Storage and Precautions
Erythromycin should be stored in a cool, dry place away from direct sunlight and moisture. Keep the medication out of reach of children. Do not use erythromycin beyond its expiration date, and dispose of any unused medication responsibly. Patients with a history of allergic reactions to macrolide antibiotics should avoid erythromycin. If any severe side effects such as signs of allergic reactions, severe abdominal pain, or abnormal heart rhythms occur, immediate medical attention should be sought.
See Also
