Hydrazine sulfate is a hazardous, colorless liquid with an ammonia-like odor. It's used for industrial purposes and sometimes as medicine. It's also unsafe.

Hydrazine sulfate might block certain chemical reactions in the body that can lead to malnutrition and muscle wasting.

People use hydrazine sulfate for cancer, weight loss in people with cancer, and other conditions, but there is no good scientific evidence to support these uses.

Uses & Effectiveness ?

Possibly Ineffective for

  • Cancer. Taking hydrazine sulfate by mouth doesn't seem to help treat various types of cancer.

Likely InEffective for

  • Lung cancer. Adding hydrazine sulfate to chemotherapy does not improve quality of life or survival in most people with non-small cell lung cancer.
There is interest in using hydrazine sulfate for a number of other purposes, but there isn't enough reliable information to say whether it might be helpful.

Side Effects

When taken by mouth: Hydrazine sulfate is possibly unsafe. It has been linked to cases of liver damage, seizure, coma, and death.

Special Precautions and Warnings

When taken by mouth: Hydrazine sulfate is possibly unsafe. It has been linked to cases of liver damage, seizure, coma, and death.

Pregnancy and breast-feeding: Hydrazine sulfate is possibly unsafe for anyone, including those who are pregnant and breast-feeding. It has been linked to cases of liver damage, seizure, coma, and death.

Liver disease: Hydrazine sulfate might damage the liver. Taking hydrazine sulfate might make liver disease worse.

Surgery: Hydrazine sulfate might affect blood sugar control during and after surgery. Stop using hydrazine sulfate at least 2 weeks before a scheduled surgery.

Interactions ?

    Moderate Interaction

    Be cautious with this combination

  • Isoniazid interacts with HYDRAZINE SULFATE

    Isoniazid can cause liver damage in some people. Hydrazine sulfate can also cause liver damage. Using both isoniazid and hydrazine sulfate might increase the risk of liver damage.

  • Medications for depression (MAOIs) interacts with HYDRAZINE SULFATE

    Hydrazine sulfate contains a chemical that affects the body. This chemical might increase the side effects of some medications used for depression.

    Some common MAOIs include phenelzine (Nardil), selegiline (Zelapar), and tranylcypromine (Parnate).

  • Medications for diabetes (Antidiabetes drugs) interacts with HYDRAZINE SULFATE

    Hydrazine sulfate might lower blood sugar levels. Taking hydrazine sulfate along with diabetes medications might cause blood sugar to drop too low. Monitor your blood sugar closely.


Hydrazine sulfate has most commonly been used by adults along with chemotherapy. But it can be unsafe. Speak with a healthcare provider before using.

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CONDITIONS OF USE AND IMPORTANT INFORMATION: This information is meant to supplement, not replace advice from your doctor or healthcare provider and is not meant to cover all possible uses, precautions, interactions or adverse effects. This information may not fit your specific health circumstances. Never delay or disregard seeking professional medical advice from your doctor or other qualified health care provider because of something you have read on WebMD. You should always speak with your doctor or health care professional before you start, stop, or change any prescribed part of your health care plan or treatment and to determine what course of therapy is right for you.

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