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Pitressin Side Effects

Generic Name: vasopressin

Note: This document contains side effect information about vasopressin. Some of the dosage forms listed on this page may not apply to the brand name Pitressin.

For the Consumer

Applies to vasopressin: injection solution

Along with its needed effects, vasopressin (the active ingredient contained in Pitressin) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur while taking vasopressin:

Incidence not known
  • Abdominal or stomach pain, usually after eating a meal
  • agitation
  • back pain
  • chest pain or discomfort
  • chest tightness or heaviness
  • coma
  • confusion
  • constipation
  • convulsions
  • cough
  • decreased urine output
  • depression
  • diarrhea
  • difficulty with swallowing
  • dilated neck veins
  • dizziness
  • extreme fatigue
  • fainting
  • fast or irregular heartbeat
  • headache
  • hives, itching, or rash
  • hostility
  • increased thirst
  • irregular breathing
  • irritability
  • lethargy
  • lightheadedness, dizziness, or fainting
  • muscle pain or cramps
  • muscle twitching
  • nausea or vomiting
  • no blood pressure or pulse
  • pain in the shoulders, arms, jaw, or neck
  • pale, cool, or blotchy skin on the arms or legs
  • puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  • rapid weight gain
  • seizures
  • slow or irregular heartbeat
  • stopping of heart
  • stupor
  • sweating
  • swelling of the face, ankles, fingers, feet, or lower legs
  • troubled breathing
  • unconsciousness
  • unusual tiredness or weakness
  • weak or absent pulse in the arms or legs

Some side effects of vasopressin may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

Incidence not known
  • Abdominal or stomach cramps
  • feeling of constant movement of self or surroundings
  • pale skin
  • passing of gas
  • pounding in the head
  • sensation of spinning
  • shakiness in the legs, arms, hands, or feet
  • sweating
  • trembling or shaking of the hands or feet

For Healthcare Professionals

Applies to vasopressin: injectable solution, intravenous solution


Side effects were reported on a voluntary basis from a population of uncertain size and it is therefore not possible to estimate their frequency or establish a causal relationship to drug exposure.[Ref]


Frequency not reported: Right heart failure, atrial fibrillation, bradycardia, myocardial ischemia, cardiac arrest, shock, circumoral pallor, arrhythmia, cardiac output decreased, angina, peripheral vasoconstriction, distal limb ischemia, chest pain, hypertension[Ref]


Frequency not reported: Gangrene, sweating, cutaneous gangrene, ischemic lesions, urticaria[Ref]


Frequency not reported: Mesenteric ischemia, abdominal cramps, nausea, vomiting, gas[Ref]


Frequency not reported: Acute renal insufficiency[Ref]

Nervous system

Frequency not reported: Tremor, head pounding[Ref]


Frequency not reported: Bronchial constriction, bronchospasm[Ref]


Frequency not reported: Hemorrhagic shock, platelets decreased, intractable bleeding[Ref]


Frequency not reported: Anaphylaxis, hypersensitivity[Ref]


Frequency not reported: Rhabdomyolysis[Ref]


Frequency not reported: Water intoxication, hyponatremia, fluid retention[Ref]


Frequency not reported: Bilirubin increased[Ref]


Frequency not reported: Vertigo[Ref]


1. "Product Information. Vasopressin (vasopressin)." APP (Abraxis Pharmaceutical Products), Schaumberg, IL.

2. "Product Information. Vasostrict (vasopressin)." Par Pharmaceutical Inc, Chestnut Ridge, NY.

Some side effects of Pitressin may not be reported. Always consult your doctor or healthcare specialist for medical advice. You may also report side effects to the FDA.

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.