Lanthanum carbonate (oral route)
Available brands
Fosrenol
About this medication
Lanthanum is used to treat hyperphosphatemia (too much phosphate in the blood) in patients with end stage kidney disease who are on dialysis. This medicine is available only with your doctor's prescription. This product is available in the following dosage forms:
Before using this medication
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 lanthanum in the pediatric population. Safety and efficacy have not been established. Use is not recommended in children. Appropriate studies performed to date have not demonstrated geriatric-specific problems that would limit the usefulness of lanthanum in the elderly. 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. 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. 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. Discuss with your healthcare professional the use of your medicine with food, alcohol, or tobacco. 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:
How to use this medication
Take this medicine only 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 should come with a Medication Guide. Read and follow these instructions carefully. Ask your doctor if you have any questions. It is best to take this medicine with or immediately right after meals. Chew or crush thetabletcompletely before swallowing. Do not swallow the tablet whole. If you cannot chew the tablets, use theoral powderform of this medicine. Sprinkle it on a small quantity of applesauce or other similar food. Mix and take it immediately. Do not mix it with water or other liquid. Do not store mixture for later use. Follow carefully any diet program your doctor may recommend. If you take levothyroxine, an antacid that contains aluminum, calcium, or magnesium, an antibiotic medicine (eg, ampicillin, tetracycline), blood pressure medicine, statins, or anti-malarials, take them 2 hours before or after taking lanthanum. If you are taking antibiotic medicines (eg, ciprofloxacin or levofloxacin), take them at least 1 hour before or 4 hours after you take lanthanum. If you need help deciding the best time to take your other medicines, ask your doctor or pharmacist. 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. 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.
Disclaimer: August is a health information platform and its responses don't constitute medical advise. Always consult with a licenced medical professional near you before making any changes.