potassium acid phosphate - oral, K-Phos Original (cont.)
HOW TO USE: Take this medication by mouth, usually 4 times a day with meals and at bedtime or as directed by your doctor. Allow the tablet(s) to dissolve in a full glass (8 ounces or 240 milliliters) of water for 3 to 5 minutes. Do not use any liquid other than plain water. If any medication remains undissolved, crush the pieces in the water and stir well. After the medication has completely dissolved, stir and drink the mixture.Take this medication regularly in order to get the most benefit from it. To help you remember, take it at the same times each day.Your dosage is based on your condition and response to therapy.Take this medication 2-3 hours before or after taking any products containing magnesium, aluminum, or calcium. Some examples include quinapril, didanosine, vitamins/minerals, and antacids. Dairy products (e.g., milk, yogurt), calcium-enriched juice, sucralfate, bismuth subsalicylate, iron, and zinc are also included. These products bind with phosphate, preventing its full absorption.Take this medication as prescribed. Do not increase your dose or take this more often without your doctor's approval.
SIDE EFFECTS: Nausea, vomiting, diarrhea, dizziness, or headache may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.When this medication is first started, there is a chance an old kidney stone will be passed.Tell your doctor immediately if any of these unlikely but serious side effects occur: bone/joint aches, muscle cramps, stomach pain.Tell your doctor immediately if any of these rare but very serious side effects occur: confusion, fast/irregular heartbeat, unusual weakness, tingling/numbness of the hands/feet, change in the amount of urine.A very serious allergic reaction to this drug is rare. However, seek immediate medical attention if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.In the US -Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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