Ivermectin is a globally recognized antiparasitic medication used to treat infections caused by parasitic worms and insects. It is widely prescribed for scabies, head lice, intestinal strongyloidiasis, onchocerciasis (river blindness), and other parasitic infestations. It belongs to the class of Ivermectins, originally developed from the soil bacteria Streptomyces avermitilis.
Available in 3 mg, 6 mg, and Iverheal 12 mg, Ivermectin is used in both human and veterinary medicine, although the dosages differ.
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✅ What is Ivermectin Used For?
Ivermectin is FDA-approved and WHO-recommended for the treatment of the following parasitic conditions:
🔹 Human Use:
- Scabies
- Strongyloidiasis (intestinal roundworm)
- Onchocerciasis (river blindness)
- Lice (head and body)
- Cutaneous larva migrans
- Filariasis
- Rosacea (off-label)
- COVID-19 (off-label and controversial; not FDA-approved)
🔹 How It Works:
Ivermectin paralyzes and kills parasites by binding to glutamate-gated chloride channels, found in the nerves and muscles of the parasites, leading to their death without affecting human cells.
💊 Available Forms & Dosage:
- Ivermectin 3 mg – For mild infections or lower body weight
- Ivermectin 6 mg / 12 mg – For moderate to severe infections
- Dosage is weight-based (usually 200 mcg/kg)
- Taken once as a single dose, sometimes repeated after 7–14 days
⚠️ Precautions:
- Not recommended in pregnancy (especially 1st trimester) unless necessary
- Use with caution in liver impairment or brain disorders
- Should not be used alongside alcohol or sedatives
❓ People Also Ask – Ivermectin (25+ SEO Questions & Answers)
✅ What is Ivermectin used to treat in humans?
Ivermectin treats scabies, lice, strongyloidiasis, and other worm infections. It may also be prescribed off-label for rosacea and other skin conditions.
✅ Can Ivermectin be used for scabies?
Yes, Ivermectin is a first-line treatment for moderate to severe scabies, especially in cases where topical creams fail. It is often taken as a single dose and repeated after 7 days.
✅ How should Ivermectin be taken?
Take Ivermectin on an empty stomach with a full glass of water. Dosage depends on body weight and the type of infection.
✅ What is the dosage of Ivermectin 12 mg for scabies?
Typically, one dose of 12 mg (or weight-based equivalent) is taken and then repeated after 7–14 days. Always follow your doctor’s instructions.
✅ Is Ivermectin safe for children?
Yes, it is generally safe for children over 15 kg (approximately 5 years). A healthcare provider should determine pediatric dosing.
✅ Can I buy Ivermectin online?
Yes, you can buy Ivermectin tablets online from trusted pharmacies like BuyOnComed, but consult a doctor before use.
✅ Is Ivermectin an antibiotic?
No, Ivermectin is an antiparasitic, not an antibiotic. It does not treat bacterial infections.
✅ Can Ivermectin treat head lice?
Yes, oral Ivermectin is effective for head lice, especially in resistant or recurring cases.
✅ How quickly does Ivermectin work?
Symptoms often improve within 24–48 hours, though complete eradication of the parasite may take several days to a week.
✅ What are the side effects of Ivermectin?
Common side effects include:
- Headache
- Dizziness
- Nausea
- Skin rash
- Muscle pain
Serious side effects are rare but may include allergic reactions or neurological symptoms.
✅ Can Ivermectin be used for COVID-19?
While studied during the COVID-19 pandemic, ivermectin is NOT FDA-approved for COVID-19. Major health authorities advise against its use for this purpose unless in a clinical trial.
✅ Is Ivermectin effective against all parasites?
No. It is effective against many roundworms and external parasites but not effective against protozoa (like Giardia) or tapeworms.
✅ Can Ivermectin be used for preventive deworming?
Yes, in high-risk areas, annual or semi-annual deworming using Ivermectin is recommended for community parasite control.
✅ How long does Ivermectin stay in your system?
The half-life is around 18 hours, but its antiparasitic effects can last for days, especially in lipid tissues.
✅ Is Ivermectin used in veterinary medicine?
Yes, but veterinary ivermectin products should NOT be used in humans, as formulations and dosages differ.
✅ What if I miss a dose of Ivermectin?
Take it as soon as you remember. Skip if it’s almost time for the next dose. Do not double the dose.
✅ Can Ivermectin be used on skin?
Yes, topical formulations exist (like for lice and rosacea), but Fluorinated creams are used under specific medical guidance.
✅ Is Ivermectin FDA-approved?
Yes, Ivermectin is FDA-approved for certain parasitic infections in humans. However, not approved for COVID-19 or viral infections.
✅ Does Ivermectin treat ringworm?
No, ringworm is a fungal infection, and Ivermectin is ineffective against fungi.
✅ Can pregnant women take Ivermectin?
Generally, not recommended during the first trimester. Use only if the benefits outweigh the risks under a doctor’s care.
✅ Can Ivermectin cause allergic reactions?
In some people, especially those with parasitic loads, a reaction known as Mazzotti reaction may occur: rash, fever, lymph swelling.
✅ Is Ivermectin a steroid?
No, Ivermectin is not a steroid. It is purely antiparasitic and has no anti-inflammatory properties on its own.
✅ What foods should I avoid with Ivermectin?
Avoid alcohol and grapefruit juice. Fatty meals may increase absorption, but your doctor may advise fasting before use.
