OS-Cal 500 (Oral) Drug and Prescription Information
OS-Cal 500 (Oral)
OS-Cal 500 (Oral) Medication Classification
CALCIUM SUPPLEMENT (By mouth)
OS-Cal 500 (Oral) Brandname
Embrex 600, Tums, Caltrate 600, Tums E-X, Rolaids, Calcio Del Mar, OS-Cal 500, Oyst-Cal 500, Ostrarid, Calcarb 600, Nephro-Calci, Titralac, Mallamint, Amitone, Alcalak
OS-Cal 500 (Oral) is used for the Treatment
Calcium Carbonate Supplies your body with calcium if you need more than you get in your diet. Also helps prevent osteoporosis (weak or brittle bones). This medicine is a mineral that your body needs to work properly.
When To Not Use OS-Cal 500 (Oral)
You should not use this medicine if you have had an allergic reaction to calcium.
How Should You Use OS-Cal 500 (Oral)
Tablet, Chewable Tablet, Liquid, Wafer, Capsule
- Your doctor will tell you how much of this medicine to use and how often. Do not use more medicine or use it more often than your doctor tells you to.
- If you are using this medicine without a prescription, follow the instructions on the medicine label. Ask your pharmacist or health caregiver if you are not sure how much calcium you should take in one day.
- Most calcium supplements should be taken with food. Drink a full glass of water (8 ounces) with each dose, unless you are on kidney dialysis. If you are using this medicine as a phosphate binder for kidney dialysis, do not drink extra water with each dose.
- Carefully follow your doctor's instructions about any special diet.
- If you need to take more than one dose each a day, take each dose at evenly spaced times, unless your doctor has told you otherwise.
- Do not crush, break, or chew the tablet or capsule unless the label says it is chewable. Swallow the regular tablet or capsule whole.
- If you are using the chewable tablet or wafer, chew it completely before you swallow.
- Measure the oral liquid medicine with a marked measuring spoon, oral syringe, or medicine cup. You might need to shake the medicine just before using it. If a dose is missed:
- If you miss a dose or forget to use your medicine, use it as soon as you can. If it is almost time for your next dose, wait until then to use the medicine and skip the missed dose. Do not use extra medicine to make up for a missed dose.
Proper OS-Cal 500 (Oral) Storage
Store OS-Cal 500 (Oral) at room temperature away from sunlight and moisture unless otherwise stated by manufacturer's instructions or labelling. Keep OS-Cal 500 (Oral) and all medications out of the reach of children.
What To Avoid While Using OS-Cal 500 (Oral)
Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.
- Make sure your doctor knows if you are also using other supplements or medicines that contain calcium. Tell your doctor if you are also using gallium nitrate (Ganite®), cellulose sodium phosphate (Calcibind®), or etidronate (Didronel®).
- Calcium can change the way other medicines work if you take them at the same time. If you need to use other medicines, take them at least 2 hours before or 2 hours after you take your calcium supplement. This is particularly important if you are also using phenytoin (Dilantin®) or a tetracycline antibiotic to treat an infection (such as doxycycline, minocycline, Vibramycin®).
- Do not take your calcium supplement with a high-fiber meal (such as bran, whole-grain cereal or bread, fresh fruits). Do not smoke cigarettes or cigars. Do not drink large amounts of alcohol or caffeine (for example, more than about 8 cups of coffee).
OS-Cal 500 (Oral) Warnings
- Make sure your doctor knows if you are pregnant or breast feeding, or if you are allergic to shellfish. Tell your doctor if you have kidney disease or have ever had kidney stones. Make sure your doctor knows if you have had problems with too much calcium (hypercalcemia) or too little calcium in your blood (hypocalcemia). Some health problems that can cause hypercalcemia are sarcoidosis or problems with your parathyroid gland.
- Some health problems can affect how much calcium you should take. Tell your doctor if you have stomach or digestion problems, such as on-going diarrhea, not absorbing nutrients properly, or not having enough acid in your stomach.
- If you are using a large amount of calcium or using it for a long time, your doctor might need to check your blood on a regular basis. Be sure to keep all appointments.
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Generic Name:calcium carbonate (KAL see um KAR boe nate)
Brand Name:Alcalak, Alka-Mints, Calcium Oyster Shell, Cal-Gest, Caltrate, Icar Prenatal Chewable Calcium, Maalox Quick Dissolve, Maalox Regular Strength, Os-Cal 500, Oysco 500, Oyster Calcium, Oyster Shell Calcium 500, Pepto Children's, Rolaids Soft Chew, Tums
The Os-Cal brand name has been discontinued in the U.S. If generic versions of this product have been approved by the FDA, there may be generic equivalents available.
What is Os-Cal 500?
Calcium is a mineral that is found naturally in foods. Calcium is necessary for many normal functions of the body, especially bone formation and maintenance. Calcium can also bind to other minerals (such as phosphate) and aid in their removal from the body.
Os-Cal 500 is used to prevent and to treat calcium deficiencies.
Os-Cal 500 may also be used for purposes not listed in this medication guide.
Calcium can make it harder for your body to absorb certain medicines. Tell your doctor about all medicines you use, and those you start or stop using during your treatment with Os-Cal 500.
Before taking this medicine
Ask a doctor or pharmacist if it is safe for you to take this medicine if you have other medical conditions, especially:
a history of kidney stones;
a parathyroid gland disorder; or
if you are taking an antibiotic.
Ask a doctor before using this medicine if you are pregnant or breast-feeding. Your dose needs may be different during pregnancy or while you are nursing.
Do not give this medicine to a child without medical advice.
How should I take Os-Cal 500?
Use exactly as directed on the label, or as prescribed by your doctor. Do not use in larger or smaller amounts or for longer than recommended.
Os-Cal 500 works best if you take it with food.
Swallow the Os-Cal 500 tablet or capsule with a full glass of water.
The chewable tablet should be chewed before you swallow it.
Shake the oral suspension (liquid) well just before you measure a dose. Measure liquid medicine with the dosing syringe provided, or with a special dose-measuring spoon or medicine cup. If you do not have a dose-measuring device, ask your pharmacist for one.
Use the Os-Cal 500 powder as directed. Allow the powder to dissolve completely, then consume the mixture.
Store at room temperature away from moisture and heat.
What happens if I miss a dose?
Take the missed dose as soon as you remember. Skip the missed dose if it is almost time for your next scheduled dose. Do not take extra medicine to make up the missed dose.
What happens if I overdose?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
What should I avoid while taking Os-Cal 500?
Follow your healthcare provider's instructions about any restrictions on food, beverages, or activity.
Os-Cal 500 side effects
Get emergency medical help if you have signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have:
little or no urinating;
swelling, rapid weight gain; or
high levels of calcium in the blood--nausea, vomiting, stomach pain, loss of appetite, constipation, increased thirst or urination, muscle pain or weakness, joint pain, confusion, and feeling tired or restless.
Common side effects may include:
nausea or vomiting;
dry mouth or increased thirst; or
urinating more than usual.
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
See also:Side effects (in more detail)
What other drugs can affect Os-Cal 500?
Other drugs may interact with Os-Cal 500, including prescription and over-the-counter medicines, vitamins, and herbal products. Tell each of your health care providers about all medicines you use now and any medicine you start or stop using.
Where can I get more information?
- Your doctor or pharmacist can provide more information about Os-Cal 500.
- Remember, keep this and all other medicines out of the reach of children, never share your medicines with others, and use this medication only for the indication prescribed.
- Disclaimer: Every effort has been made to ensure that the information provided by Cerner Multum, Inc. ('Multum') is accurate, up-to-date, and complete, but no guarantee is made to that effect. Drug information contained herein may be time sensitive. Multum information has been compiled for use by healthcare practitioners and consumers in the United States and therefore Multum does not warrant that uses outside of the United States are appropriate, unless specifically indicated otherwise. Multum's drug information does not endorse drugs, diagnose patients or recommend therapy. Multum's drug information is an informational resource designed to assist licensed healthcare practitioners in caring for their patients and/or to serve consumers viewing this service as a supplement to, and not a substitute for, the expertise, skill, knowledge and judgment of healthcare practitioners. The absence of a warning for a given drug or drug combination in no way should be construed to indicate that the drug or drug combination is safe, effective or appropriate for any given patient. Multum does not assume any responsibility for any aspect of healthcare administered with the aid of information Multum provides. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the drugs you are taking, check with your doctor, nurse or pharmacist.
Copyright 1996-2012 Cerner Multum, Inc. Version: 6.03.
Date modified: December 03, 2017
Last reviewed: December 14, 2016