


Ask a doctor about a prescription for NATECAL 600 mg CHEWABLE TABLETS
Package Leaflet: Information for the Patient
Natecal 600 mg Chewable Tablets
Calcium Carbonate
Read this package leaflet carefully before you start taking this medicine, because it contains important information for you.
Follow exactly the administration instructions of the medicine contained in this package leaflet or as indicated by your doctor, pharmacist, or nurse.
Contents of the Package Leaflet
Natecal is a calcium supplement.
Natecal is indicated:
Do not take Natecal
Warnings and precautions
Consult your doctor, pharmacist, or nurse before starting to take this medicine.
If you have kidney failure or a tendency to form kidney stones, consult your doctor before starting to take this medicine.
Other medicines and Natecal
Tell your doctor, pharmacist, or nurse if you are taking, have recently taken, or might take any other medicine.
Certain medicines may interact with Natecal. In these cases, it may be necessary to change the dose or interrupt treatment with one of them.
It is important to inform your doctor if you are taking or have recently taken any of the following medicines:
Taking Natecal with food and drinks
If you take Natecal with foods that contain oxalic acid (found in spinach and rhubarb) or phytic acid (found in whole wheat bread and whole grain cereals), interactions may occur, so it is advised not to take this medicine during the two hours following the consumption of foods with high content of oxalic acid and phytic acid.
Pregnancy, breastfeeding, and fertility
If you are pregnant or breastfeeding, think you may be pregnant, or plan to become pregnant, consult your doctor or pharmacist before using this medicine.
Your doctor will assess the suitability of the treatment for you.
Natecal can be used during pregnancy in case of calcium deficiency.
Driving and using machines
No effects on the ability to drive and use machines have been observed.
Natecal contains sorbitol, aspartame, lactose, and sodium
This medicine contains 566.00 mg of sorbitol in each tablet, equivalent to 232.35 mg/g.
Sorbitol is a source of fructose. If your doctor has told you that you (or your child) have an intolerance to certain sugars, or have been diagnosed with hereditary fructose intolerance (HFI), a rare genetic disease in which the patient cannot break down fructose, consult your doctor before taking this medicine.
This medicine contains 5.00 mg of aspartame in each tablet, equivalent to 2.05 mg/g.
Aspartame contains a source of phenylalanine, which may be harmful in case of phenylketonuria (PKU), a rare genetic disease in which phenylalanine accumulates because the body is unable to eliminate it correctly.
This medicine contains lactose. If your doctor has told you that you have an intolerance to certain sugars, consult with him before taking this medicine.
This medicine contains less than 23 mg of sodium (1 mmol) per tablet; it is essentially "sodium-free".
Follow exactly the administration instructions of the medicine contained in this package leaflet or as indicated by your doctor, pharmacist, or nurse. In case of doubt, ask your doctor, pharmacist, or nurse.
Remember to take your medicine. The recommended dose is:
Calcium deficiency
Adults: 1-2 chewable tablets per day.
Children and adolescents
The usual recommended dose is 1 tablet per day.
Osteoporosis
Adults: 1-2 tablets per day.
Your doctor will indicate the duration of your treatment with Natecal. Do not stop treatment before, as the desired effect will not be achieved.
To carry out a correct administration of the medicine, chew or suck the tablets before swallowing, then drink a little water.
If you think the action of this medicine is too strong or too weak, inform your doctor or pharmacist.
If you take more Natecal than you should
In case of overdose or accidental ingestion, consult your doctor or pharmacist immediately or call the Toxicology Information Service, phone: 91 562.04.20, indicating the medicine and the amount ingested.
If you have taken more Natecal than you should, consult your doctor or pharmacist immediately.
Deliberate or accidental intoxication with chewable tablets is unlikely.
In case of overdose, you may experience a sensation of thirst, nausea, vomiting, constipation, anorexia, abdominal pain, muscle weakness, fatigue, mental changes, polydipsia (excessive thirst), polyuria (increased frequency of urination), bone pain, nephrocalcinosis, kidney stones, and in severe cases, cardiac arrhythmias.
If you forget to take Natecal
Do not take a double dose to make up for forgotten doses. If you forget to take a dose, take the next one as soon as possible and continue as before.
If you have any other doubts about the use of this medicine, ask your doctor or pharmacist.
Like all medicines, this medicine can cause side effects, although not everybody gets them.
The following side effects have been observed:
Uncommon(may affect up to 1 in 100 people): hypercalcemia (high levels of calcium in the blood) and hypercalciuria (high levels of calcium in the urine)
Rare(may affect up to 1 in 1,000 people): constipation, gas, nausea, abdominal pain, and diarrhea; itching, rash, and urticaria.
If you think any of the side effects you are suffering from is serious or if you notice any side effect not mentioned in this package leaflet, inform your doctor, pharmacist, or nurse.
Reporting of side effects
If you experience any type of side effect, consult your doctor, pharmacist, or nurse, even if it is a possible side effect not listed in this package leaflet. You can also report them directly through the Spanish Medicines and Health Products Agency (AEMPS) website: https://www.notificaram.es. By reporting side effects, you can help provide more information on the safety of this medicine.
Keep this medicine out of the sight and reach of children.
This medicine does not require special storage conditions.
Do not use this medicine after the expiry date stated on the packaging after "EXP". The expiry date is the last day of the month indicated.
Medicines should not be disposed of via wastewater or household waste. Place the packaging and any unused medicines in the pharmacy's SIGRE point. If in doubt, ask your pharmacist how to dispose of the packaging and any unused medicines. This will help protect the environment.
Composition of Natecal
Appearance of the product and contents of the pack
Natecal is presented in the form of white chewable tablets. Each pack contains 20 or 60 chewable tablets.
Marketing authorization holder
Italfarmaco, S.A.
C/ San Rafael, 3
28108 Alcobendas,
Madrid
Spain
Manufacturer
ITALFARMACO S.p.A.
Viale Fulvio Testi, 330
20126 Milan
Italy
Date of the last revision of this package leaflet: May 2021
Detailed and updated information on this medicine is available on the website of the Spanish Agency for Medicines and Health Products (AEMPS) http://www.aemps.gob.es.
The average price of NATECAL 600 mg CHEWABLE TABLETS in October, 2025 is around 2.5 EUR. Prices may vary depending on the region, pharmacy, and whether a prescription is required. Always check with a local pharmacy or online source for the most accurate information.
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