Erythromycin

Buy Erythromycin
erythromycin

$30.90

  • Active ingredient: Erythromycin
  • Category: Antibiotics
  • Delivery time: Airmail (14-21 days) | EMS trackable (5-9 days)
  • Prescription: Included
  • Availability: In Stock

Erythromycin is a macrolide antibiotic used to treat a variety of bacterial infections, including respiratory and skin infections, as well as certain sexually transmitted diseases. It is suitable for patients who cannot take penicillin due to allergies or for infections caused by penicillin-resistant bacteria. Erythromycin works by stopping the growth of bacteria by interfering with their protein synthesis process. Erythromycin 250mg and 500mg tablets are available to order from our online pharmacy with secure delivery to South Africa.

Table of contents

Generic Erythromycin Buyer and Patient Handbook in South Africa

Generic Erythromycin is a macrolide antibiotic used to treat bacterial infections such as respiratory, skin and soft-tissue, and sexually transmitted infections. It is approved by the South African Health Products Regulatory Authority (SAHPRA) and is supplied in oral pill form.

What is Erythromycin?

Erythromycin belongs to the macrolide class of antibiotics and works by inhibiting bacterial protein synthesis. It is indicated for infections of the throat, lungs, ears, skin, and certain sexually transmitted infections. The medication is available as 250 mg and 500 mg tablets.

Who Should Use Erythromycin?

  • Adults and teenagers with confirmed bacterial infections suited to macrolide therapy
  • Patients allergic to penicillins who need an alternative
  • Individuals requiring a short-course oral antibiotic for community-acquired infections

How Does It Work?

Erythromycin binds to the 50S ribosomal subunit of bacteria, blocking the assembly of essential proteins and halting bacterial growth. Think of it as putting a pause button on the bacterial “factory line.” The drug acts only on susceptible bacteria, leaving human cells unaffected. Abuse potential is low, but unnecessary use can promote resistance.

Why Choose Erythromycin?

  • Cost-effective: As a generic, it offers the same clinical benefit as brand-name macrolides at a lower price.
  • Broad spectrum: Effective against many Gram-positive and atypical organisms.
  • Well-studied: Decades of clinical use provide a solid safety record.

Off-label use should only be considered after professional consultation.

Dosage, Administration, Lifestyle and Dietary Recommendations

  • 250 mg: 4 times daily for most infections
  • 500 mg: 2 times daily for more severe or resistant infections

How to Take

  1. Swallow the tablet whole with a full glass of water.
  2. Take with food to reduce stomach upset, especially the 500 mg dose.
  3. Do not crush or chew the tablet.

Missed Dose

  • Take the missed dose as soon as you remember unless it is within 2 hours of the next scheduled dose.
  • Skip the missed dose and continue with the regular schedule; do not double-dose.

Overdose

  • If you suspect an overdose, seek emergency medical help immediately.
  • Contact your local poison information centre (e.g., 080 666 777).

Special Populations

  • Elderly: May require dose adjustment if liver function is impaired.
  • Children: Use only under professional guidance; paediatric dosing differs.
  • Liver disease: Reduce dose or avoid if severe hepatic impairment is present.

Lifestyle & Diet

  • Avoid large amounts of grapefruit juice, which can increase drug levels.
  • Alcohol does not interact directly but may worsen gastrointestinal side effects.
  • Maintain adequate hydration to help prevent constipation.

Precautions and Warnings

  • Do not use if you have a known hypersensitivity to erythromycin or other macrolides.
  • Use caution in patients with hepatic impairment, arrhythmias, or prolonged QT interval.
  • Inform your healthcare provider of any history of cholestatic liver disease.

Drug Interactions

Drug Class Risk Action
Statins (e.g., simvastatin) ↑ plasma levels → muscle toxicity Choose a statin with lower interaction risk
Antacids (Aluminium/ Mg) Reduced absorption Separate dosing by ≥2 h
Warfarin Variable INR changes Monitor INR closely

Potential Side Effects

Common Side Effects

  • Nausea, vomiting, abdominal Pain
  • Diarrhoea or soft stools
  • Taste disturbances

Less Common Side Effects

  • Skin rash or itching
  • Elevated liver enzymes

Serious Side Effects

  • Severe allergic reaction (hives, swelling, difficulty breathing) - seek urgent care
  • Persistent diarrhoea (possible Clostridioides difficile Infection) - contact a clinician
  • Heart rhythm abnormalities (QT prolongation) - medical evaluation required

Who Should Avoid This Medication?

  • Patients with known erythromycin allergy
  • Those with ventricular arrhythmias or prolonged QT interval without specialist supervision
  • Individuals with severe hepatic impairment unless dose-adjusted by a professional

Storage Instructions

  • Keep tablets in the original container, tightly closed.
  • Store at room temperature (15-30 °C); protect from moisture and direct sunlight.
  • Keep out of reach of children and pets.

Erythromycin Alternatives

Name Class Key Difference
Azithromycin Macrolide Longer half-life, once-daily dosing
Clarithromycin Macrolide Similar spectrum, higher gastric tolerance
Doxycycline Tetracycline Broad spectrum, good for atypical pathogens

Frequently Asked Questions

How long does treatment with erythromycin usually last?

Typical courses last 5-7 days, but the exact duration depends on the infection and clinical response.

Can I drink coffee while taking erythromycin?

Yes, moderate coffee intake does not affect erythromycin’s effectiveness.

Will erythromycin affect my birth control pill?

No significant interaction has been reported, but it’s prudent to use a backup method during antibiotic therapy.

What should I do if I develop a rash?

Stop the medication and seek medical advice promptly; a rash may indicate an allergic reaction.

Is it safe to take erythromycin with my HIV medication?

Some antiretrovirals (e.g., protease inhibitors) can increase erythromycin levels. Consult your clinician before combining them.

Can I take erythromycin on an empty stomach?

It is better taken with food to minimise stomach upset, especially the higher 500 mg dose.

Does erythromycin cause constipation?

It more commonly causes diarrhoea, but any change in bowel habits should be discussed with a healthcare professional.

What happens if I miss more than one dose?

Contact a healthcare professional for guidance; do not double-dose to catch up.

Glossary

  • Macrolide: A class of antibiotics that inhibit bacterial protein synthesis.
  • QT interval: A measurement on an ECG that, when prolonged, can increase the risk of abnormal heart rhythms.
  • Bioavailability: The proportion of a drug that enters systemic circulation and can have an active effect.

Disclaimer

The information provided here is for general educational purposes only and does not replace professional medical advice. Off-label use, dosage adjustments, and treatment decisions should be discussed with a qualified healthcare provider. Our service offers access to approved medications; it does not prescribe or dispense drugs without appropriate clinical oversight. Always consult a doctor or pharmacist before starting any new medication.

Erythromycin Drug Class

Macrolides

How to Purchase Erythromycin Through Our Online Pharmacy

Buying Erythromycin from our online pharmacy is simple and convenient. Start by selecting the desired dosage and quantity displayed on the product page. The price updates in real-time, so you know exactly what to expect before proceeding. Click the Add to Basket button to include your selection in your cart. You can continue browsing for additional medications or proceed directly to the checkout. On the Checkout Page, finalize your purchase using our secure payment system, ensuring your details remain confidential and protected.

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