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VITAMIN D3 FARMASIERRA 1,000 I.U. TABLETS

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About the medicine

How to use VITAMIN D3 FARMASIERRA 1,000 I.U. TABLETS

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This page provides general information and does not replace a doctor’s consultation. Always consult a doctor before taking any medication. Seek urgent medical care if symptoms are severe.

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Introduction

Package Leaflet: Information for the Patient

Vitamin D33Farmasierra 1000 IU Tablets

Colecalciferol (Vitamin D3)

Read the entire package leaflet carefully before starting to take this medication, as it contains important information for you.

  • Keep this package leaflet, as you may need to read it again.
  • If you have any questions, consult your doctor or pharmacist.
  • This medication has been prescribed to you only, and you should not give it to others, even if they have the same symptoms as you, as it may harm them.
  • If you experience side effects, consult your doctor or pharmacist, even if they are not listed in this package leaflet. See section 4.

Contents of the Package Leaflet:

  1. What is Vitamin D3 Farmasierra and what is it used for
  2. What you need to know before taking Vitamin D3 Farmasierra
  3. How to take Vitamin D3 Farmasierra
  4. Possible side effects
  5. Storage of Vitamin D3 Farmasierra
  6. Package Contents and Additional Information

1. What is Vitamin D3 Farmasierra and what is it used for

This medication contains Vitamin D3, which helps the body absorb calcium and improves bone formation.

This medication is recommended in the following cases:

  • Treatment of Vitamin D deficiency in adults and adolescents.
  • Prevention of Vitamin D deficiency in adults with an identified risk.
  • In combination with other medications to treat certain bone conditions, such as bone thinning (osteoporosis) in adult patients with Vitamin D deficiency or at risk of Vitamin D deficiency.
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2. What you need to know before taking Vitamin D3 Farmasierra

Do not take Vitamin D3Farmasierra

  • if you are allergic to colecalciferol (Vitamin D3) or any of the other components of this medication (listed in section 6)
  • if you have hypercalcemia (elevated calcium levels in the blood) or hypercalciuria (elevated calcium levels in the urine).
  • if you have hypervitaminosis D (elevated Vitamin D levels in the blood).
  • if you have kidney stones.
  • If you have severe kidney impairment (serious kidney problems)

Warnings and Precautions

Consult your doctor or pharmacist before starting to take Vitamin D3:

  • if you have sarcoidosis (a special type of connective tissue disease that affects the lungs, skin, and joints).
  • if you have kidney problems or have had kidney stones.
  • if you have pseudo-hypoparathyroidism, a rare condition in which the body does not respond properly to the parathyroid hormone produced by the body
  • when using other medications that contain Vitamin D simultaneously.

Taking Vitamin D3Farmasierra with Food and Drinks

Take Vitamin D3 preferably with meals.

Children and Adolescents

This medication is not recommended for use in children under 12 years of age.

Other Medications and Vitamin D3Farmasierra

Inform your doctor or pharmacist that you are taking, have recently taken, or may need to take any other medication, in particular:

  • Thiazide diuretics (to treat high blood pressure).
  • Cardiac glycosides (to treat heart conditions), e.g., digoxin.
  • Glucocorticoids (to treat inflammation).
  • Colestyramine or hydrochloride colestipol (used to treat high cholesterol).
  • Laxatives containing paraffin oil.
  • Orlistat (weight loss)
  • Magnesium (contained in some antacids)
  • Phenytoin or barbiturates (used to treat epilepsy).
  • Medications for the treatment of excess calcium (calcitonin, etidronate, gallium nitrate, pamidronate, or plicamycin)
  • Rifampicin (antibiotic)
  • Isoniazid (tuberculosis medication)
  • Actinomycin (chemotherapy)
  • Imidazole (antifungal)

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 medication.

Vitamin D3 will only be used during pregnancy if the Vitamin D deficiency has been clinically diagnosed. During pregnancy, the daily intake of Vitamin D should not exceed 400 IU.

Vitamin D3 can be used during breastfeeding. Vitamin D3 passes into breast milk. This should be taken into consideration when administering additional Vitamin D to the infant.

There are no data on the effects of Vitamin D3 on fertility. However, it is not expected that normal levels of Vitamin D will have adverse effects on fertility.

Driving and Using Machines

Vitamin D3 has no known effects on the ability to drive or use machines.

Warnings about Excipients

If your doctor has told you that you have an intolerance to certain sugars, consult with them before taking this medication.

3. How to Take Vitamin D3 Farmasierra

Follow the administration instructions indicated by your doctor exactly. In case of doubts, consult your doctor or pharmacist again.

The dose must be established individually based on the degree of Vitamin D supplementation needed. Medical supervision is necessary, as dosage requirements may vary depending on the patient's response.

The patient's dietary habits should be carefully evaluated, and the Vitamin D content of certain foods should be taken into account.

The tablets can be taken whole with water or crushed. You should take this medication preferably with a large meal so that your body can absorb the Vitamin D3.

Use in Adults

  • Treatment of Vitamin D deficiency: 1000 IU-4000 IU/day (1-4 tablets/day)

After the first month, a lower maintenance dose should be considered

  • Prevention of Vitamin D deficiency: 1000 IU/day (1 tablet/day).
  • In combination with other medications to treat certain bone conditions, such as bone thinning (osteoporosis) in patients with Vitamin D deficiency or at risk of Vitamin D deficiency: 1000 IU/day (1 tablet/day).

Use in Adolescents (between 12-18 years)

  • Treatment of Vitamin D deficiency: 1000 IU/day (1 tablet/day).

Higher doses should be considered based on medical judgment.

The dose for the initial treatment of Vitamin D deficiency in adolescents should not exceed 4000 IU/day (4 tablets/day)

Use in Children

Vitamin D3 Farmasierra is not intended for use in children under 12 years of age.

Method of Administration

The tablets can be taken whole with water or crushed.

If You Take More Vitamin D3Farmasierra Than You Should

If you have taken more of this medication than prescribed, or if a child has accidentally taken this medication, contact your doctor or emergency services to assess the existing risk.

An excess of Vitamin D causes an alteration of the calcium cycle in the body. The following symptoms may be experienced: weakness, fatigue, headache, nausea, vomiting, diarrhea, excessive urination, urinary calcium, dry mouth, nocturia, proteinuria, intense thirst, loss of appetite, dizziness.

In case of overdose or accidental ingestion, consult the Toxicological Information Service, phone 91 562.04.20, indicating the medication and the amount used. It is recommended to bring the packaging and the package leaflet of the medication to the healthcare professional.

If You Forget to Take Vitamin D3Farmasierra

Do not take a double dose to make up for forgotten doses.

Take the forgotten dose as soon as possible; then return to your regular dosing schedule.

If it is almost time for the next dose, do not take the forgotten dose, just take the next dose normally.

If You Interrupt Treatment with Vitamin D3Farmasierra

If you have any further questions about the use of this medication, ask your doctor or pharmacist.

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4. Possible Side Effects

Like all medications, Vitamin D3 can cause side effects, although not everyone will experience them. If you think any of the side effects you are experiencing is serious or if you notice any side effect not mentioned in this package leaflet, inform your doctor or pharmacist.

You should stop taking Vitamin D3 immediately and consult your doctor if you experience symptoms of severe allergic reactions, such as:

  • Swelling of the face, lips, tongue, or throat
  • Difficulty swallowing
  • Hives and difficulty breathing.

Uncommon Side Effects(occurring in less than 1 in 100 patients): Hypercalcemia (elevated calcium levels in the blood) and hypercalciuria (elevated calcium levels in the urine).

Rare Side Effects(occurring in less than 1 in 1,000 patients): Itching, skin rash, and hives.

Reporting Side Effects

If you experience any side effects, consult your doctor, pharmacist, or nurse, even if they are not listed in this package leaflet. You can also report them directly through the Spanish Medication Surveillance System for Human Use: www.notificaRAM.es.

By reporting side effects, you can help provide more information on the safety of this medication.

5. Storage of Vitamin D3 Farmasierra

Keep this medication out of the sight and reach of children.

Do not use this medication after the expiration date stated on the carton or bottle after the abbreviation EXP. The expiration date is the last day of the month indicated.

Store the tablets in their original packaging to protect them from light.

Store below 25°C.

Medications should not be disposed of through wastewater or household waste. Deposit the packaging and any unused medication in the SIGRE collection point at your pharmacy. If in doubt, ask your pharmacist how to dispose of the packaging and any unused medication. This will help protect the environment.

6. Package Contents and Additional Information

Composition of Vitamin D3Farmasierra

The active ingredient is colecalciferol:

Each tablet contains 1000 IU of Vitamin D3, equivalent to 25 micrograms.

The other ingredients are refined palm oil, hydrogenated palm oil, butylhydroxytoluene E321, isomaltose, anhydrous colloidal silica, microcrystalline cellulose, sodium croscarmellose, magnesium stearate.

Appearance of Vitamin D3Farmasierra and Package Contents

Vitamin D3 Farmasierra - white-yellowish round tablets.

It is presented in PVC/PVDC/PE blister packs containing 30 tablets and packaged in a cardboard box.

Marketing Authorization Holder

Farmasierra Laboratorios SL

Ctra de Irún km 26,200

28709 San Sebastián de los Reyes

Madrid

Spain

Manufacturer

Farmasierra Manufacturing SL

Ctra de Irún km 26,200

28709 San Sebastián de los Reyes

Madrid Spain

Date of the Last Revision of this Package Leaflet: September 2023

Detailed and updated information on this medication is available on the website of the Spanish Agency for Medicines and Health Products (AEMPS) http://www.aemps.gob.es/.

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Tarek Agami

General medicine 11 years exp.

Dr. Tarek Agami is a general practitioner registered in both Portugal and Israel, with broad experience in family and preventive medicine. He offers online consultations for adults and children, providing personalised support for primary care needs, chronic disease management, and everyday health concerns.

Dr. Agami received clinical training and worked in leading medical institutions in Israel (Kaplan Medical Center, Barzilai Medical Center, Wolfson Medical Center) and Portugal (European Healthcare City, Viscura Internacional, Hospital Dr. José Maria Grande, Hospital Vila Franca de Xira). His approach combines international medical standards with individualised attention to each patient.

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Dr. Agami provides medical support for patients using GLP-1 medications (such as Ozempic or Mounjaro) as part of a weight loss strategy. He offers individualised treatment planning, regular follow-up, dose adjustment, and advice on combining medication with sustainable lifestyle changes. Consultations follow the medical standards accepted in Portugal and Israel.

Dr. Agami is committed to evidence-based, patient-centred care, ensuring that each person receives trusted medical support tailored to their health goals.

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Nuno Tavares Lopes

Family medicine 18 years exp.

Dr. Nuno Tavares Lopes is a licensed physician in Portugal with 17 years of experience in emergency medicine, family and general practice, and public health. He is the Director of Medical and Public Health Services at an international healthcare network and serves as an external consultant for the WHO and ECDC.

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Dr. Nuno Tavares Lopes provides medical support for patients using GLP-1 medications (Mounjaro, Wegovy, Ozempic, Rybelsus) as part of a weight loss strategy. He offers individualised treatment planning, regular follow-up, dose adjustment, and advice on combining medication with sustainable lifestyle changes. Consultations follow the medical standards accepted in Europe.

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Anastasiia Shalko

Family medicine 13 years exp.

Dr. Anastasiia Shalko is a general practitioner with a background in both paediatrics and general medicine. She graduated from Bogomolets National Medical University in Kyiv and completed her paediatric internship at the P.L. Shupyk National Medical Academy of Postgraduate Education. After working as a paediatrician in Kyiv, she relocated to Spain, where she has been practising general medicine since 2015, providing care for both adults and children.

Her work focuses on urgent, short-term medical concerns – situations where patients need quick guidance, symptom assessment and clear next steps. She helps people understand whether their symptoms require in-person evaluation, home management or a change in treatment. Common reasons for booking an online consultation include:

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Dr. Shalko works specifically with urgent and short-term problems, providing practical recommendations and helping patients determine the safest next step. She explains symptoms clearly, guides patients through decision-making and offers straightforward medical advice for everyday acute issues.

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Tomasz Grzelewski

Dermatology 21 years exp.

Dr Tomasz Grzelewski is an MD, PhD specialist in allergy, paediatrics, general practice and sports medicine, with a clinical focus on dermatology, endocrinology, allergology and sports-related health. He has more than 20 years of clinical experience and completed his medical training at the Medical University of Łódź, where he defended his PhD thesis with distinction. His doctoral research was recognised by the Polish Society of Allergology for its innovative contribution to the field. Throughout his career, he has gained extensive expertise in diagnosing and managing a wide range of allergic and paediatric conditions, including modern allergen desensitisation techniques.

For five years, Dr Grzelewski served as the Head of two paediatric departments in Poland, managing complex clinical cases and leading multidisciplinary teams. He also worked in medical centres in the United Kingdom, gaining experience across both primary care and specialist environments. With over a decade of telemedicine experience, he has provided online consultations across Europe and is valued for his clear, structured and evidence-based medical guidance.

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Frequently Asked Questions

Is a prescription required for VITAMIN D3 FARMASIERRA 1,000 I.U. TABLETS?
VITAMIN D3 FARMASIERRA 1,000 I.U. TABLETS requires a prescription in Spain. You can check with a doctor online whether this medicine may be appropriate for your situation.
What is the active substance in VITAMIN D3 FARMASIERRA 1,000 I.U. TABLETS?
The active ingredient in VITAMIN D3 FARMASIERRA 1,000 I.U. TABLETS is colecalciferol. This information helps identify medicines with the same composition but different brand names.
How much does VITAMIN D3 FARMASIERRA 1,000 I.U. TABLETS cost in pharmacies?
The average pharmacy price for VITAMIN D3 FARMASIERRA 1,000 I.U. TABLETS is around 2.81 EUR. Prices may vary depending on the manufacturer and dosage form.
Who manufactures VITAMIN D3 FARMASIERRA 1,000 I.U. TABLETS?
VITAMIN D3 FARMASIERRA 1,000 I.U. TABLETS is manufactured by Farmasierra Laboratorios S.L.. Pharmacy brands and packaging may differ depending on the distributor.
Which doctors can assess the use of VITAMIN D3 FARMASIERRA 1,000 I.U. TABLETS online?
Doctors such as Family doctors, Psychiatrists, Dermatologists, Cardiologists, Endocrinologists, Gastroenterologists, Pulmonologists, Nephrologists, Rheumatologists, Hematologists, Infectious disease physicians, Allergists, Geriatricians, Paediatricians, Oncologists may assess whether VITAMIN D3 FARMASIERRA 1,000 I.U. TABLETS is appropriate, depending on your situation and local regulations. You can book an online consultation to discuss your symptoms and possible next steps.
What are the alternatives to VITAMIN D3 FARMASIERRA 1,000 I.U. TABLETS?
Other medicines with the same active substance (colecalciferol) include ALDEXINA 25,000 IU HARD CAPSULES, ALDEXINA 50,000 IU HARD CAPSULES, BENFEROL CHOQUE 50,000 IU SOFT GEL CAPSULES. These may have different brand names or formulations but contain the same therapeutic ingredient. Always consult a doctor before switching or starting a new medicine.
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