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Malathion

Precautions

Before using malathion, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: asthma, skin infections, skin or scalp problems (such as psoriasis, eczema), open sores/wounds on the scalp (such as minor cuts, scrapes).

Constant or forceful scratching of the scalp may lead to a bacterial skin infection. Tell your doctor right away if you develop worsening redness or pus.

During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor. If you are pregnant and applying this medication on another person, handle it with care.

It is unknown if this drug passes into breast milk. Consult your doctor before breastfeeding.

Side Effects

Burning, stinging, dry hair, or a temporary increase in dandruff may occur. If any of these effects last or get worse, tell your doctor or pharmacist promptly.

Remember that this medication has been prescribed because your doctor has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.