The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.
Common Side Effects
- Nausea (7%)
- High blood pressure (4%)
- Flushing of the skin (up to 4%)
- Injection site reactions (pain, irritation, redness, bruising, itching, swelling, or redness; 3%)
- Dizziness (2%)
- Vomiting (2%)
- Low blood phosphate levels (2%)
Note: Side effect percentages were collected from clinical studies with adults. Percentages for children might be different.
Less Common Side Effects
- Constipation
- Changes in taste
- Headache
- Low blood pressure
- Rash
Injectafer serious side effects
Contact your healthcare provider immediately if you experience any of the following.
- Serious allergic reactions: rash, hives, shortness of breath, low blood pressure, fast heartbeat, dizziness, flushing (feeling warm all of a sudden)
- Low blood phosphate levels: seizures, muscle pain or weakness, general weakness or numbness, bone pain, weak bones, bone fracture
- Extremely high blood pressure: chest pain, shortness of breath, severe headache, changes in vision
Source: DailyMed
The following Injectafer side effects have also been reported
Along with its needed effects, a medicine 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:
Less common
Blurred vision
confusion
dizziness
dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position
feeling of warmth
headache
nervousness
pounding in the ears
redness of the face, neck, arms, and occasionally, upper chest
slow or fast heartbeat
sweating
unusual tiredness or weakness
Incidence not known
Chest discomfort
chills
difficult or labored breathing
difficulty swallowing
fainting
fast, pounding, or irregular heartbeat or pulse
large, hive-like swelling on the face, eyelids, lips, tongue, throat, hands, legs, feet, or sex organs
puffiness or swelling of the eyelids or around the eyes, face, lips, or tongue
skin rash
tightness in the chest
Some side effects 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:
More common
Less common
Change in taste
discoloration at the injection site
loss of taste
vomiting
Rare
Abdominal or stomach pain
burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
difficulty having a bowel movement (stool)
pain or irritation at the injection site
Incidence not known
Back pain
difficulty with moving
hives or welts
muscle pain or stiffness
pain in the joints
redness of the skin
Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.
Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.
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