Health Guide

Vasopressin (By injection)

Vasopressin (vay-soe-PRES-in)

Raises blood pressure in patients with vasodilatory shock.

Brand Name(s):

Vasopressin Novaplus, Vasostrict

There may be other brand names for this medicine.

When This Medicine Should Not Be Used:

This medicine is not right for everyone. You should not receive this medicine if you had an allergic reaction to vasopressin or chlorobutanol.

How to Use This Medicine:


  • Your doctor will prescribe your exact dose and tell you how often it should be given. This medicine is given as a shot under your skin, into a muscle, or into a vein.
  • A nurse or other health provider will give you this medicine.

Drugs and Foods to Avoid:

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

  • Some foods and medicines can affect how vasopressin works. Tell your doctor if you are using any of the following:
    • Chlorpropamide, clozapine, cyclophosphamide, demeclocycline, ifosfamide, enalapril, felbamate, foscarnet, furosemide, haloperidol, indomethacin, lithium, methyldopa, pentamidine, vincristine
    • Tricyclic (TCA) medicine for depression

Warnings While Using This Medicine:

  • Tell your doctor if you are pregnant or breastfeeding.
  • Tell your doctor if you have heart problems or blood vessel disease.

Possible Side Effects While Using This Medicine:

Call your doctor right away if you notice any of these side effects:

  • Allergic reaction: Itching or hives, swelling in your face or hands, swelling or tingling in your mouth or throat, chest tightness, trouble breathing
  • Chest pain that may spread, trouble breathing, nausea, unusual sweating, fainting
  • Confusion, weakness, and muscle twitching
  • Fast, slow, or uneven heartbeat

If you notice other side effects that you think are caused by this medicine, tell your doctor

Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088

Last Updated: 1/4/2018
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