Calcitriol kapslar
Rocaltrol
Granskad av Sid DajaniSenast uppdaterad av Michael Stewart, MRPharmSSenast uppdaterad 17 aug 2024
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Calcitriol is a type of vitamin D.
It is important that you follow any dietary advice you have been given by your doctor or dietician.
Make sure you know the symptoms of too much calcium in your blood - these are losing your appetite, feeling thirsty, being sick (vomiting), feeling tired and losing weight. Please let your doctor know if you develop these symptoms.
Överblick
Calcitriol is a form of vitamin D used to promote healthy bones.
It is prescribed for renal osteodystrophy or postmenopausal osteoporosis.
Calcitriol helps your body absorb vital minerals like calcium and phosphate.
Take calcitriol exactly as your doctor tells you, usually once or twice daily.
You will need regular blood tests to check calcium levels and kidney function.
Signs of too much calcium, like thirst or increased urination, mean you should see your doctor.
About calcitriol
Typ av medicin | A type of vitamin D |
Används för | To promote healthy bones |
Även kallad | Rocaltrol® |
Tillgänglig som | Kapslar |
You will have been prescribed calcitriol because you have either a bone disease called renal osteodystrophy or because you have postmenopausal 'thinning' of the bones (osteoporosis). In both these conditions, calcitriol will help your body to absorb the minerals it needs and this will help to strengthen your bones.
Calcitriol is a type of vitamin D. Vitamin D helps to regulate the amount of two minerals in your body, called calcium and phosphate. All three of these substances are important for maintaining healthy, strong bones and teeth.
There are several types of vitamin D available but most other types need 'activating' by the kidneys. Calcitriol is a form of vitamin D which does not need this activation process, and so it is particularly helpful for people who need their bones strengthening but who also have kidney problems. You may also need to take mineral supplements along with calcitriol.
Before taking calcitriol
Some medicines are not suitable for people with certain conditions, and sometimes a medicine may only be used if extra care is taken. For these reasons, before you start taking calcitriol it is important that your doctor knows:
Om du är gravid eller ammar.
If you know you have too much calcium in your blood or urine. This can happen with some cancers.
Om du tar några andra läkemedel. Detta inkluderar alla läkemedel du tar som finns att köpa utan recept, samt växtbaserade och komplementära läkemedel.
Om du någonsin har haft en allergisk reaktion mot en medicin.
How to take calcitriol
Before you start the treatment, read the manufacturer's printed information leaflet from inside the pack. It will give you more information about calcitriol and will provide you with a full list of the side-effects which you may experience from taking it.
Take calcitriol exactly as your doctor tells you to. If you have renal osteodystrophy, it is likely that you will be prescribed one dose a day, although some people may only need to take a dose on alternate days. When you first start the treatment, your doctor may give you a small dose and then gradually increase it. This allows your doctor to make sure that you have the dose that helps your condition but avoids any unwanted symptoms.
For 'thinning' of the bones (osteoporosis), the usual dose is one 250 nanogram capsule, twice daily.
Try to take your doses at the same times of day each day, as this will help you to remember to take calcitriol regularly. Swallow the capsules with a drink of water.
If you forget to take a dose at your usual time, take it when you remember. Try to take the correct number of doses each day, but do not take two doses together to make up for a missed dose.
Få ut det mesta av din behandling
Try to keep your regular appointments with your doctor. This is so your doctor can check on your progress. Your doctor will want you to have regular blood tests to check on the amount of calcium in your blood and also on how well your kidneys are working.
Your doctor or dietician will discuss with you how to maintain a well-balanced and healthy diet. Please follow any advice you are given about what to eat and drink. It is important that you have plenty to drink so that you don't become dehydrated and that you don't eat foods that have been fortified with vitamin D.
Treatment with calcitriol is often long-term. Continue to take the capsules regularly unless you are told otherwise by your doctor.
Can calcitriol cause problems?
Along with their useful effects, most medicines can cause unwanted side-effects although not everyone experiences them. The most common side-effect associated with calcitriol is due to too much calcium being in your blood. The table below contains some other common side-effects. You will find a full list of side-effects in the manufacturer's information leaflet supplied with your medicine. Please speak with your doctor or pharmacist if any of the following continue or become troublesome.
Common calcitriol side-effects (these affect fewer than 1 in 10 people) | Vad kan jag göra om jag upplever detta? |
Loss of appetite, loss of weight, feeling sick (nausea), feeling thirsty, sweating, a metallic taste in your mouth, a need to pass urine more often | These are signs that there could be too much calcium in your blood. Make an appointment to see your doctor as soon as possible. Your dose may need adjusting |
Huvudvärk | Drink plenty of water and ask your pharmacist to recommend a suitable painkiller. If this continues, speak with your doctor |
Känner dig sjuk (illamående), magont (bukbesvär) | Stick to simple meals - avoid rich or spicy foods. If this continues, speak with your doctor, as being sick is a sign of too much calcium in your blood |
Rash, urinary infections | Om det är besvärligt, prata med din läkare |
Om du upplever några andra symtom som du tror kan bero på kapslarna, vänligen tala med din läkare eller apotekare för vidare råd.
How to store calcitriol
Förvara alla läkemedel utom räckhåll och synhåll för barn.
Förvara på en sval, torr plats, borta från direkt värme och ljus.
Viktig information om alla läkemedel
Viktig information om alla läkemedel
Ta aldrig mer än den föreskrivna dosen. Om du misstänker att du eller någon annan kan ha tagit en överdos av denna medicin, gå till akutmottagningen på ditt lokala sjukhus. Ta med behållaren, även om den är tom.
Denna medicin är för dig. Ge den aldrig till andra människor även om deras tillstånd verkar vara detsamma som ditt.
Om du köper några läkemedel, kontrollera med en apotekare att de är lämpliga att ta tillsammans med dina andra läkemedel.
Om du ska genomgå en operation eller tandbehandling, informera den som utför behandlingen om vilka mediciner du tar.
Behåll inte föråldrade eller oönskade mediciner. Ta dem till ditt lokala apotek som kommer att ta hand om dem åt dig.
Om du har några frågor om denna medicin, fråga din apotekare.
Rapportera biverkningar av ett läkemedel eller vaccin
Om du upplever biverkningar kan du rapportera dem online via Yellow Card webbplats.

Osäker på att blanda mediciner?
Kontrollera möjliga interaktioner mellan läkemedel, kosttillskott och livsmedel innan du tar dem tillsammans.
Vanliga frågor
What is the specific connection between calcitriol and kidney health?
Calcitriol is a form of vitamin D that does not require activation by the kidneys, unlike other types of vitamin D. This makes it particularly beneficial for individuals who need to strengthen their bones but also have kidney problems.
Are there any specific dietary restrictions or recommendations I should follow while taking calcitriol?
Your doctor or dietician will provide advice on maintaining a well-balanced and healthy diet. It's important to drink plenty of fluids to avoid dehydration and to avoid eating foods that have been fortified with vitamin D.
What should I do if blood tests show too much calcium while I'm on calcitriol?
If your blood tests show too much calcium, or if you experience symptoms like loss of appetite, weight loss, nausea, thirst, sweating, a metallic taste, or frequent urination, you should contact your doctor as soon as possible. Your dosage may need to be adjusted.
How long will I typically need to take calcitriol?
Treatment with calcitriol is often long-term. You should continue to take the capsules regularly unless your doctor advises you otherwise.
Vidare läsning och referenser
- Manufacturer's PIL, Rocaltrol® 0.25 mcg and 0.5 mcg capsules; Atnahs Pharma UK Ltd, The electronic Medicines Compendium. Dated September 2020.
- Mediciner Komplett BNF 89:e Utgåvan; Brittiska Läkarföreningen och Kungliga Farmaceutiska Sällskapet i Storbritannien, London.
Om författarenVisa fullständig biografi

Michael Stewart, MRPharmS
Ansvarig för granskning av medicinbroschyrer – Konsult, Apotekare
BPharm (Hons), MRPharmS
Michael är en apotekare som arbetar i Midlands och South Yorkshire med mer än 20 års erfarenhet av att ge råd om läkemedel och medicinska tillstånd. Han har en stark bakgrund inom vårdutbildning och har producerat och levererat utbildningskurser för apoteksteam och personal inom vårdboenden, inklusive sjuksköterskor. Han har också bidragit till apoteksrådgivande styrelser för hantering av mindre allvarliga tillstånd i samhället.
Om recensenten

Sid Dajani
Sultan Dajani tog examen vid London School of Pharmacy 1994 och blev den yngsta valda medlemmen i Royal Pharmaceutical Society-rådet sedan dess grundande 1842.
Artikelhistorik
Informationen på denna sida är skriven och granskad av kvalificerade kliniker.
Artikeln finns också på Engelska, Tyska, Spanska, Franska, Italienska, Portugisiska, Hindi, Hebreiska, Arabiska, och Svenska.
Next review due: 21 Aug 2027
17 aug 2024 | Senaste versionen

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