Package | Dosage | Price | Price per Dose | |
---|---|---|---|---|
Dosage: 250mg | ||||
90 pill | 250mg | AUD74.67 | AUD0.82 | |
60 pill | 250mg | AUD63.77 | AUD1.07 | |
Dosage: 500mg | ||||
90 pill | 500mg | AUD133.79 | AUD1.48 | |
60 pill | 500mg | AUD96.45 | AUD1.60 | |
30 pill | 500mg | AUD59.11 | AUD1.99 |

Erythromycin Description
Overview of Erythromycin
Erythromycin is a well-known antibiotic that belongs to the macrolide class of medications. It has been used for decades to treat a variety of bacterial infections. This medication works by inhibiting bacterial protein synthesis, which effectively stops bacteria from multiplying and helps the immune system eliminate the infection. Erythromycin is commonly prescribed for respiratory tract infections, skin infections, and certain sexually transmitted diseases. Its effectiveness and relatively mild side effects make it a popular choice among healthcare providers.
How Erythromycin Works
The mechanism of action of erythromycin involves binding to the 50S ribosomal subunit of bacteria. This prevents the addition of new amino acids to growing peptide chains during protein synthesis. As a result, bacterial growth is halted. Because it targets a process specific to bacteria, erythromycin does not harm human cells, making it a selective and safe treatment option when used correctly. The medication is usually taken orally, but in some cases, it can be administered intravenously or topically, depending on the severity of the infection.
Uses and Indications
Erythromycin is indicated for a range of bacterial infections. It is often used in cases where patients are allergic to penicillin. Common infections treated with erythromycin include bronchitis, pneumonia, whooping cough, and skin infections like impetigo. It is also effective against certain types of stomach infections caused by Helicobacter pylori in combination therapy. Additionally, erythromycin can be prescribed for eye infections and certain sexually transmitted diseases, such as chlamydia.
Dosage and Administration
The dosage of erythromycin varies depending on the infection being treated, patient age, weight, and overall health. It is essential to follow the prescribing doctor's instructions carefully. Typically, it is taken orally, with or without food, to reduce stomach upset. For most infections, treatment lasts from 7 to 14 days. In some cases, a healthcare professional may adjust the dose or switch routes of administration if necessary. Completing the full course of therapy is crucial even if symptoms improve early, to prevent antibiotic resistance and ensure the infection is fully eradicated.
Side Effects and Precautions
Like any medication, erythromycin can cause side effects. Most are mild and temporary but could include nausea, vomiting, diarrhea, and stomach pain. Some people may experience allergic reactions, such as rash, itching, or difficulty breathing. Erythromycin can also interact with other medications, including certain statins, warfarin, and drugs that prolong the QT interval, potentially leading to serious cardiac issues. Patients with liver disease or myasthenia gravis should inform their healthcare provider before starting this medication. Monitoring and proper dosing can help minimize adverse effects.
Advantages and Limitations
One of the main advantages of erythromycin is its effectiveness against a broad spectrum of bacteria, especially in patients allergic to penicillin. Its well-established safety profile and cost-effectiveness also contribute to its popularity. However, increasing bacterial resistance to erythromycin is a growing concern worldwide. Some bacteria have developed mechanisms to evade its action, making it less effective over time. Additionally, erythromycin's gastrointestinal side effects may be bothersome to some users, and drug interactions need careful management to prevent complications.
See Also
