Ferric maltol (Oral)
Generic name: ferric maltol [ FER-ik-MAWL-tol ]
Drug class: Iron products
Medically reviewed by Drugs.com. Last updated on Feb 28, 2023.
Uses for ferric maltol
Ferric maltol is used to treat iron deficiency (not enough iron in the blood).
This medicine is available only with your doctor's prescription.
Before using ferric maltol
In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. For this medicine, the following should be considered:
Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.
Appropriate studies have not been performed on the relationship of age to the effects of ferric maltol in the pediatric population. Safety and efficacy have not been established.
Appropriate studies performed to date have not demonstrated geriatric-specific problems that would limit the usefulness of ferric maltol in the elderly.
There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.
Interactions with Medicines
Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are taking this medicine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive.
Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.
- Baloxavir Marboxil
- Ethinyl Estradiol
- Magnesium Sulfate
Using this medicine with any of the following medicines may cause an increased risk of certain side effects, but using both drugs may be the best treatment for you. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.
- Mycophenolate Mofetil
- Mycophenolic Acid
- Trovafloxacin Mesylate
Interactions with Food/Tobacco/Alcohol
Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive.
Using this medicine with any of the following may cause an increased risk of certain side effects but may be unavoidable in some cases. If used together, your doctor may change the dose or how often you use this medicine, or give you special instructions about the use of food, alcohol, or tobacco.
- Dairy Food
- Phytic Acid Containing Food
Other Medical Problems
The presence of other medical problems may affect the use of this medicine. Make sure you tell your doctor if you have any other medical problems, especially:
- Hemochromatosis (a genetic disorder which causes too much iron in the body) or
- Inflammatory bowel disease flare, active or
- Iron overload or
- Patients receiving repeated blood transfusions—Should not be used in patients with these conditions.
Proper use of ferric maltol
Take this medicine exactly as directed by your doctor. Do not take more of it, do not take it more often, and do not take it for a longer time than your doctor ordered.
This medicine comes with a patient information leaflet. Read and follow the instructions carefully. Ask your doctor or pharmacist if you have any questions.
Take this medicine on an empty stomach, at least 1 hour before or 2 hours after a meal.
Swallow the capsules whole. Do not open, break, or chew it.
Take ciprofloxacin, doxycycline, mycophenolate, or birth control pills (eg, ethinyl estradiol) at least 4 hours before or 4 hours after you take this medicine.
The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.
The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.
- For oral dosage form (capsules):
- For iron deficiency:
- Adults—30 milligrams (mg) 2 times a day for at least 12 weeks.
- Children—Use and dose must be determined by your doctor.
- For iron deficiency:
If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.
Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.
Keep out of the reach of children.
Do not keep outdated medicine or medicine no longer needed.
Ask your healthcare professional how you should dispose of any medicine you do not use.
Precautions while using ferric maltol
It is important that your doctor check your progress at regular visits to make sure that this medicine is working properly. Blood tests will be needed to check for unwanted effects.
In case of an accidental overdose, call your doctor or get emergency help right away. Signs of an overdose include: confusion, diarrhea, drowsiness, muscle tremors, nausea, rapid, deep breathing, stomach pain or cramps, unusual tiredness or weakness, or vomiting.
Do not take other medicines unless they have been discussed with your doctor. This includes prescription or nonprescription (over-the-counter [OTC]) medicines and herbal or vitamin supplements.
Side Effects of ferric maltol
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.
Get emergency help immediately if any of the following symptoms of overdose occur:
Symptoms of overdose
- muscle tremors
- rapid, deep breathing
- stomach pain or cramps
- unusual tiredness or weakness
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:
- excess air or gas in the stomach or intestines
- full feeling
- passing gas
- pressure in the stomach
- stomach pain, discomfort, or soreness
- swelling of the stomach area
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.
More about ferric maltol
- Check interactions
- Compare alternatives
- Side effects
- Dosage information
- During pregnancy
- Drug class: iron products
- En español
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