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Iopromide Side Effects

For the Consumer

Applies to iopromide: injection solution

Along with its needed effects, iopromide 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 or nurse immediately if any of the following side effects occur while taking iopromide:

Less Common

  • Bleeding, blistering, burning, coldness, discoloration of the skin, feeling of pressure, hives, infection, inflammation, itching, lumps, numbness, pain, rash, redness, scarring, soreness, stinging, swelling, tenderness, tingling, ulceration, or warmth at the injection site
  • chest pain
  • feeling faint, dizzy, or lightheadedness
  • feeling of warmth or heat
  • flushing or redness of the skin, especially on the face and neck
  • frequent strong or increased urge to urinate
  • headache
  • sweating


  • Bloating or swelling of the face, arms, hands, lower legs, or feet
  • bluish lips or skin
  • chest discomfort or tightness
  • convulsions
  • cough
  • decreased frequency or amount of urination
  • difficult or painful urination
  • difficulty breathing
  • excessive thirst
  • fever or chills
  • nausea or vomiting
  • noisy breathing
  • pain or discomfort in the arms, jaw, back, or neck
  • pale skin at injection site
  • irregular heartbeat
  • tingling of the hands or feet
  • unusual tiredness or weakness
  • unusual weight gain or loss

Incidence Not Known

  • Blistering, peeling, or loosening of the skin
  • bloody urine
  • blue lips and fingernails
  • coughing that sometimes produces a pink frothy sputum
  • diarrhea
  • difficult, fast, noisy breathing, sometimes with wheezing
  • difficulty with swallowing or sore throat
  • dilated neck veins
  • extreme fatigue
  • irregular breathing
  • joint or muscle pain
  • loss of appetite
  • lower back or side pain
  • nervousness
  • puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
  • red, irritated eyes
  • red skin lesions, often with a purple center
  • sensitivity to heat
  • skin rash, hives, or itching
  • sores, ulcers, or white spots in the mouth or on the lips
  • swelling of the face, fingers, feet, or lower legs
  • trouble sleeping

Some side effects of iopromide 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:

Less Common

  • Change in taste
  • changes in vision
  • loss of taste


  • Abdominal or stomach discomfort or pain
  • acid or sour stomach
  • agitation
  • belching or passing of gas
  • body aches or pain
  • burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  • difficulty with moving
  • dry mouth
  • excessive muscle tone
  • general feeling of discomfort or illness
  • lack of coordination
  • loss of strength or energy
  • muscle tension or tightness
  • sleepiness or unusual drowsiness
  • tender, swollen glands in the neck
  • voice changes

Incidence Not Known

  • Bigger, dilated, or enlarged pupils (black part of the eye)
  • burning, dry, or itching eyes
  • continuing ringing or buzzing or other unexplained noise in the ears
  • discharge, excessive tearing
  • feeling of constant movement of self or surroundings
  • headache, severe and throbbing
  • hearing loss
  • increased sensitivity of the eyes to light
  • redness, pain, or swelling of the eye, eyelid, or inner lining of the eyelid
  • sensation of spinning

For Healthcare Professionals

Applies to iopromide: injectable solution


Cardiovascular side effects have included vasodilation (2.6%), chest pain (1.6%), complete atrioventricular block (less than 1%), bradycardia (less than 1%), ventricular extrasystole (less than 1%), coronary artery thrombosis (less than 1%), flushing (less than 1%), hypertension (less than 1%), hypotension (less than 1%), peripheral vascular disorder (less than 1%), syncope (less than 1%), and vascular anomaly (less than 1%). Postmarketing reports have included cardiac arrest, ventricular fibrillation, atrial fibrillation, tachycardia, palpitations, congestive heart failure, myocardial infarction, angina pectoris and vasospasm.[Ref]


Dermatologic side effects have included erythema (less than 1%), pruritus (less than 1%), rash (less than 1%), urticaria (less than 1%), and fixed eruptions. Postmarketing reports have included Stevens-Johnson Syndrome and skin discoloration.[Ref]


Endocrine side effects have included postmarketing reports of hyperthyroidism, thyrotoxic crisis, and hypothyroidism.[Ref]


Gastrointestinal side effects have included nausea (3.7%), vomiting (1.9%), abdominal discomfort (less than 1%), abdominal pain (less than 1%), upper abdominal pain (less than 1%), constipation (less than 1%), diarrhea (less than 1%), dry mouth (less than 1%), dyspepsia (less than 1%), gastrointestinal disorder (less than 1%), gastrointestinal pain (less than 1%), increased salivation (less than 1%), stomach discomfort (less than 1%), and rectal tenesmus (less than 1%). Postmarketing reports have included dysphagia and swelling of salivary glands.[Ref]


General side effects have included pain (1.4%), asthenia (less than 1%), chest discomfort (less than 1%), chills (less than 1%), excessive thirst (less than 1%), feeling hot (less than 1%), hyperhidrosis (less than 1%), malaise (less than 1%), peripheral edema (less than 1%), and pyrexia (less than 1%).[Ref]


Genitourinary side effects have included urinary urgency (1.8%), dysuria (less than 1%), urinary retention (less than 1%) and postmarketing reports of hematuria.[Ref]


Hypersensitivity reactions have included facial edema (less than 1%). Postmarketing reports have included anaphylactoid reaction (including fatal cases), respiratory arrest, anaphylactoid shock, angioedema, laryngeal edema, laryngospasm, bronchospasm, and hypersensitivity.[Ref]


Local side effects have included injection site and infusion site reactions (hemorrhage, hematoma, pain, edema, erythema, rash) (3.7%) and extravasation (less than 1%).[Ref]


Metabolic side effects have included diabetes insipidus.

Laboratory abnormalities have included increased blood lactate dehydrogenase (less than 1%), increased blood urea (less than 1%), increased hemoglobin (less than 1%), and increased white blood cell count (less than 1%).[Ref]


Musculoskeletal side effects have included back pain (1.9%), arthralgia (less than 1%), musculoskeletal pain (less than 1%), myasthenia (less than 1%), neck pain (less than 1%), pain in extremity (less than 1%), joint disorder (effusion), muscle cramps, and postmarketing reports of compartment syndrome in case of extravasation.[Ref]

Nervous system

Nervous system side effects have included headache (4%), dysgeusia (1.3%), agitation (less than 1%), confusion (less than 1%), convulsion (less than 1%), dizziness (less than 1%), hypertonia (less than 1%), hypesthesia (less than 1%), incoordination (less than 1%), neuropathy (less than 1%), somnolence (less than 1%), speech disorder (less than 1%), tremor (less than 1%), paresthesia (less than 1%), visual field defect (less than 1%), migraine, and brain edema. Postmarketing reports have included vertigo, tinnitus cerebral ischemia/infarction, paralysis, paresis, transient cortical blindness, aphasia, coma, unconsciousness, amnesia, hypotonia, and aggravation of myasthenia gravis symptoms.[Ref]


Ocular side effects have included abnormal vision (1.1%) and conjunctivitis. Postmarketing reports have included mydriasis and lacrimation disorder.[Ref]


Psychiatric side effects have included anxiety (less than 1%).[Ref]


Renal side effects have included renal pain (less than 1%) and postmarketing reports of renal failure.[Ref]


Respiratory side effects have included asthma (less than 1%), apnea (less than 1%), increased cough (less than 1%), dyspnea (less than 1%), hypoxia (less than 1%), pharyngeal edema (less than 1%), pharyngitis (less than 1%), pleural effusion (less than 1%), pulmonary hypertension (less than 1%), respiratory disorder (less than 1%), sore throat (less than 1%), and epistaxis. Postmarketing reports have included pulmonary edema, acute respiratory distress syndrome, and asthma.[Ref]


1. "Product Information. Ultravist (iopromide)." Berlex, Richmond, CA.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Some side effects may not be reported. You may report them to the FDA.