Acnetoin
✅ Treats severe acne
✅ Reduces skin inflammation
✅ Unclogs skin pores
✅ Promotes skin renewal
✅ Minimizes acne scars
✓ Medically reviewed by Morgan Ellis — Pharmacy Researcher · 8 years experience · Last reviewed: May 2026
💡 Quick Answer — What is Acnetoin?
Acnetoin contains azithromycin 250 mg / 500 mg (oral) — an oral macrolide antibiotic for moderate-to-severe inflammatory acne vulgaris (off-label) and respiratory/skin/ENT bacterial infections. Acne (off-label): pulse therapy 500 mg once daily for 3 days per week for 8–12 weeks. Bacterial infection: 500 mg once daily for 3 days. Take on empty stomach (1 hour before / 2 hours after food). For acne, azithromycin is reserved when doxycycline (the standard oral antibiotic for acne) is contraindicated — pregnancy, doxycycline allergy, photosensitivity intolerance.
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Why order from MedsBase
Our generic medications are sourced from WHO-GMP certified manufacturers and shipped worldwide in discreet, plain packaging — no medication name on the parcel exterior. Card payments are routed through a regulated processor (statement descriptors include a regulated card-payment processor — never “MedsBase” or any medication name). Crypto and SEPA bank transfer are also accepted. Every order is backed by our Reshipment Assurance Policy.
Why order from MedsBase
Choosing Acnetoin from MedsBase:
- WHO-GMP certified manufacturer — sourced from a regulated facility, finished pack with batch number and expiry.
- Discreet packaging — plain envelope, no medication name on the outside.
- Worldwide shipping with Reshipment Assurance — if your parcel does not arrive within 20 business days we re-ship at no cost (subject to policy terms).
- Loyalty points — 1 point per $1 spent (excludes peptides); 100 points = $5 off.
What Acnetoin is and how it works
Acnetoin contains azithromycin 250 mg / 500 mg (oral). Azithromycin is a macrolide antibiotic that inhibits bacterial protein synthesis at the 50S ribosome. It accumulates in tissue and inflammatory cells, giving it a long tissue half-life (~3 days) and enabling pulse-dose regimens. In acne, it works through both antibacterial activity against Cutibacterium acnes and intrinsic anti-inflammatory effects on cytokine release. Manufacturer: WHO-GMP certified manufacturer.
Indications
- Moderate-to-severe inflammatory acne — off-label, pulse therapy.
- Acute bacterial sinusitis, otitis media, pharyngitis — first-line in macrolide-susceptible infections.
- Community-acquired pneumonia — atypical pathogen coverage.
- Skin and soft tissue infections — Strep, Staph, Cutibacterium.
- Sexually transmitted infections — chlamydia, gonorrhoea (combination therapy), Mycoplasma genitalium.
Dosing for acne (off-label)
| Regimen | Dose |
|---|---|
| Pulse (most common) | 500 mg once daily × 3 days per week for 8–12 weeks |
| Continuous (less common) | 250 mg daily × 4 weeks then taper |
| Bacterial infection | 500 mg once daily × 3 days (Z-Pak equivalent) |
⚠️ Cardiac safety — QT prolongation — Azithromycin can prolong the QT interval and rare cases of torsades de pointes have been reported, especially in patients with: long QT syndrome, hypokalaemia or hypomagnesaemia, concurrent QT-prolonging drugs (other macrolides, fluoroquinolones, antipsychotics, antiarrhythmics), and the elderly. The 2013 FDA azithromycin black-box advisory addresses this. Avoid in known QT-prolonging conditions; review medication list before starting.
Side effects
- Common: nausea, abdominal pain, diarrhoea (sometimes severe), headache.
- Less common: rash, transaminitis, taste disturbance.
- Rare but serious: hepatotoxicity (cholestatic), pseudomembranous colitis (C. difficile), severe cutaneous adverse reactions (Stevens-Johnson, TEN), QT prolongation.
Contraindications
- Hypersensitivity to azithromycin, erythromycin, or any macrolide.
- Long QT syndrome (congenital or acquired).
- History of cholestatic jaundice with prior macrolide use.
- Severe hepatic impairment.
Drug interactions
- QT-prolonging drugs: additive risk — avoid combination with quinolones, antipsychotics, methadone, ondansetron.
- Warfarin: azithromycin can increase INR — monitor.
- Statins: minimal interaction with azithromycin (unlike clarithromycin or erythromycin).
- Digoxin: azithromycin can raise digoxin levels — monitor in patients with renal impairment.
- Antacids (Al/Mg): reduce azithromycin absorption — separate by 2 hours.
Pregnancy & breastfeeding
Azithromycin is FDA Category B — generally considered safe during pregnancy when needed. It is excreted in breast milk in low concentrations; use with caution in breastfeeding.
Storage
Store below 25 °C in the original blister. Keep dry.
Frequently Asked Questions
Why use azithromycin for acne instead of doxycycline?
Doxycycline is the standard. Azithromycin is reserved when doxycycline is contraindicated: pregnancy (doxycycline contraindicated after 18 weeks gestation), doxycycline allergy, severe photosensitivity intolerance, or compliance issues (azithromycin pulse is fewer doses).
How long until I see results?
4–6 weeks for visible reduction in inflammatory lesions; 12 weeks for full effect. Combine with topical retinoid + BPO for best outcomes.
What is “pulse therapy”?
Taking the antibiotic for 3 days per week with 4-day rest, exploiting azithromycin’s long tissue half-life (~3 days). Reduces total exposure, side effects, and resistance development compared to daily dosing.
Why must I take it on an empty stomach?
Food reduces azithromycin absorption by up to 50%. Take 1 hour before or 2 hours after meals for full bioavailability. Antacids reduce absorption — separate by 2 hours.
Is the QT warning serious?
Real but rare. Risk is meaningful in patients with: existing long QT, severe electrolyte imbalance, or concurrent other QT-prolonging drug. For otherwise healthy patients, the absolute risk is very low.
Can I take Acnetoin for a sore throat?
For confirmed bacterial pharyngitis (group A strep), yes — though penicillin/amoxicillin is preferred. Most sore throats are viral and do not need antibiotics.
What about C. difficile?
Azithromycin can disrupt gut flora and predispose to C. difficile colitis. If severe diarrhoea develops during or after treatment, stop and seek medical advice.
Will I develop antibiotic resistance?
Macrolide resistance in C. acnes is common with prolonged courses. Use azithromycin in combination with topical BPO and topical retinoid to reduce resistance development. Limit oral antibiotic courses to 12 weeks.
Can I drink alcohol while taking Acnetoin?
Moderate alcohol is acceptable but increases nausea and gastrointestinal upset risk. Both are processed by the liver — heavy alcohol use during macrolide courses increases hepatotoxicity risk.
Is Acnetoin the same as Z-Pak?
Yes — Z-Pak is the US 6-tablet pack of azithromycin (500 mg day 1, then 250 mg daily ×4). Acnetoin is a generic equivalent at the same molecule and strength.
Other Beauty & Skin Care Medications
- Melalite Forte Cream — hydroquinone 4% for melasma
- Retino-A Cream — tretinoin for acne and ageing
- Melacare Cream — Kligman triple for melasma
- Permite Cream — permethrin 5% for scabies
- Tenovate Cream — clobetasol 0.05% for severe inflammation
Medical disclaimer. This content is for general information about the product and is not medical advice or a substitute for advice from a qualified healthcare professional. Use any topical or oral medication only under appropriate medical supervision; misuse can cause serious harm.
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| Strength | 20 mg |
|---|---|
| Quantity | 30 Capsule/s, 60 Capsule/s, 90 Capsule/s |
| Pharma Form | Soft Gelatin Capsules |
| Manufacturer | Leeford Pharma |
| Treatment | BEAUTY & SKIN CARE |
| Generic Brand | Adapalene |
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