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Impect 12mg Tablet

Written By Dr. Anuj Saini, MMST, MBBS
Reviewed By Dr. Mekhala Chandra, MD, MBBS
Last updated on 13 Oct 2025 | 04:22 PM (IST)
Impect 12mg Tablet is an antiparasitic medicine used to treat infections in the intestines, skin, and eyes caused by parasites. It works by paralyzing and killing parasites or stopping their reproduction, helping the body eliminate the infection effectively.
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General Information

The content is shown in English
Impect 12mg Tablet image
Impect 12mg Tablet image

Product introduction

Impect 12mg Tablet is best taken on an empty stomach. You usually need to take it only once to get rid of your infection. Take it exactly as directed by your doctor, and avoid skipping doses. Proper adherence ensures the complete elimination of parasites, prevents reinfection, and reduces the risk of treatment failure. However, if there is no improvement after taking it, consult a doctor.


Common side effects of Impect 12mg Tablet include diarrhea, nausea, dizziness, and pruritus. If any of these side effects persist or worsen, you should inform your doctor. Your doctor can suggest ways of preventing or reducing the symptoms.


To get the most benefit from the medicine, drink lots of fluids and avoid caffeine. Impect 12mg Tablet is generally safe, with little or no side effects. Your doctor may perform stool and blood tests after you take it to see if you have gotten rid of the infection. Before taking it, you should ask your doctor for advice if you are pregnant or breastfeeding.

Uses of Impect Tablet

  • Treatment of Parasitic infections

Benefits of Impect Tablet

Treatment of Parasitic infections
Impect 12mg Tablet helps treat many parasitic infections of your intestinal tract, skin, and eyes. It works by paralyzing and killing the parasites causing the infection. This medicine usually makes you feel better quite quickly. However, you should continue taking it as long as it is prescribed even when you feel better, to make sure that all parasites are killed and do not become resistant.

Side effects of Impect Tablet

Most side effects do not require any medical attention and disappear as your body adjusts to the medicine. Consult your doctor if they persist or if you’re worried about them
Common side effects of Impect
  • Rash
  • Nausea
  • Diarrhea
  • Dizziness
  • Headache

How to use Impect Tablet

Take this medicine in the dose and duration as advised by your doctor. Swallow it as a whole. Do not chew, crush or break it. Impect 12mg Tablet is to be taken empty stomach.

How Impect Tablet works

Impect 12mg Tablet is an antiparasitic medication. It works by binding to the muscle and nerve cells of worms, causing their paralysis and death. This leads to the elimination of the parasite from the body and treats the infection.

Quick tips

  • Take it on an empty stomach with a full glass of water.
  • A single dose is often enough to clear the infection. However, if symptoms persist, consult a doctor.
  • Drink lots of fluids and avoid caffeine when taking this medication.
  • Your doctor may get stool and blood tests after taking the medication to see if you have gotten rid of the infection.
  • Inform your doctor if you are pregnant, planning to conceive, or breastfeeding.

Safety advice

Alcohol

Alcohol

UNSAFE
It is unsafe to consume alcohol with Impect 12mg Tablet.
Pregnancy

Pregnancy

CONSULT YOUR DOCTOR
Impect 12mg Tablet is unsafe to use during pregnancy as there is definite evidence of risk to the developing baby. However, the doctor may rarely prescribe it in some life-threatening situations if the benefits are more than the potential risks. Please consult your doctor.
Breast feeding

Breast feeding

CONSULT YOUR DOCTOR
Impect 12mg Tablet is probably unsafe to use during breastfeeding. Limited human data suggests that the drug may pass into the breastmilk and harm the baby.
Driving

Driving

UNSAFE
Impect 12mg Tablet may cause side effects which could affect your ability to drive.
Kidney

Kidney

CONSULT YOUR DOCTOR
There is limited information available on the use of Impect 12mg Tablet in patients with kidney disease. Please consult your doctor.
Liver

Liver

CONSULT YOUR DOCTOR
There is limited information available on the use of Impect 12mg Tablet in patients with liver disease. Please consult your doctor.

Interaction with drugs

Taking Impect with any of the following medicines can modify the effect of either of them and cause some undesirable side effects
Moderate

Levamisole (Oral Route)

It is recommended to lie down if you experience symptoms such as headache, fatigue, sweating or dizziness until they fade away and consult your doctor. Levamisole may raise blood levels of Ivermectin.
Moderate

Levamisole (Oral Route)

It is recommended to lie down if you experience symptoms such as headache, fatigue, sweating or dizziness until they fade away and consult your doctor. Levamisole may raise blood levels of Ivermectin.
Mild

Acenocoumarol (Oral Route)

Inform your doctor if you notice any signs of bleeding (bruising, bleeding gums, blood in stool/vomit/urine). Your doctor may monitor your blood clotting ability frequently.

Frequently asked questions

Impect 12mg Tablet belongs to a class of medicines known as ectoparasiticides. It helps treat various parasitic infections, including head lice, scabies, river blindness (onchocerciasis), certain types of diarrhea (strongyloidiasis), and some other worm infections.
Take it as prescribed by your doctor, usually on an empty stomach with a full glass of water. Do not crush or chew Impect 12mg Tablet. Follow your doctor's instructions carefully.
Common side effects may include dizziness, nausea, and diarrhea. Serious reactions are rare but may include allergic reactions or neurological effects. Seek medical attention if you experience severe symptoms.
Ivermectin has been studied for COVID-19, but its use for this purpose is not approved. Always follow official medical guidelines and consult your doctor before use.
No, Impect 12mg Tablet is not available over the counter. It can only be taken if prescribed by a doctor. Do not self-medicate to avoid any side effects. Take it only under the supervision of a healthcare professional to get the maximum benefit of Impect 12mg Tablet.
Impect 12mg Tablet is safe if used in the dose and duration advised by your doctor. Take it as prescribed without missing a dose. Follow the doctor's instructions closely and report any bothersome side effects.

Fact Box

Chemical Class

Macrocyclic Lactone Derivative

Habit Forming

No

Therapeutic Class

ANTI INFECTIVES

Action Class

Ectoparasiticides

References

  1. Rosenthal PJ. Clinical Pharmacology of the Antihelmenthic Drugs. In: Katzung BG, Masters SB, Trevor AJ, editors. Basic and Clinical Pharmacology. 11th ed. New Delhi, India: Tata McGraw Hill Education Private Limited; 2009. pp. 926-27.
  2. McCarthy J, Loukas A, Hotez PJ. Chemotherapy of Helminth Infections. In: Brunton LL, Chabner BA, Knollmann BC, editors. Goodman & Gilman’s: The Pharmacological Basis of Therapeutics. 12th ed. New York, New York: McGraw-Hill Medical; 2011. pp. 1454-56.
  3. Briggs GG, Freeman RK, editors. A Reference Guide to Fetal and Neonatal Risk: Drugs in Pregnancy and Lactation. 10th ed. Philadelphia, PA: Wolters Kluwer Health; 2015. pp. 752-53.
  4. Ivermectin [EMC Label]. Haarlem Netherlands: Merck Sharp & Dohme BV; 2024. [Accessed 13 Feb. 2025] (online) Available from:
  5. Ivermectin [EMC Label]. BN Haarlem Netherlands: MSD BV; 2008. [Accessed 13 Feb. 2025] (online) Available from:
  6. Ivermectin [Drug Label]. Haarlem, Netherlands: MSD BV; 2009. [Accessed 13 Feb. 2025] (online) Available from:
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Tata 1mg's sole intention is to ensure that its consumers get information that is expert-reviewed, accurate and trustworthy. However, the information contained herein should NOT be used as a substitute for the advice of a qualified physician. The information provided here is for informational purposes only. This may not cover everything about particular health conditions, lab tests, medicines, all possible side effects, drug interactions, warnings, alerts, etc. Please consult your doctor and discuss all your queries related to any disease or medicine. We intend to support, not replace, the doctor-patient relationship.

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Country of origin: India
A licensed vendor partner from your nearest location will deliver Impect 12mg Tablet. Once the pharmacy accepts your order, the details of the pharmacy will be shared with you. Acceptance of your order is based on the validity of your doctor's ℞ and the availability of this medicine.

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