Comprimidos de quinagolida
Norprolac
Revisado por Sid DajaniÚltima atualização por Michael Stewart, MRPharmSÚltima atualização 18 de maio de 2023
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Take quinagolide once a day. Take the tablet in the evening after something to eat.
Quinagolide may cause dizziness, particularly when you first start taking it. Let your doctor know if this becomes troublesome.
In rare cases, some people taking quinagolide have fallen asleep suddenly, with little or no warning of feeling tired beforehand. Until you know how you react, take extra care when you drive and if you operate machinery.
Em resumo
Quinagolide is a medicine that reduces high levels of prolactin in the blood (hyperprolactinaemia).
High prolactin can cause symptoms like reduced sex drive, erectile dysfunction, menstrual problems, and milk leakage.
You will likely start with a low dose, increasing gradually, and take it in the evening with food.
It can cause dizziness and drowsiness; do not drive or operate machinery if affected.
If you become pregnant or suddenly fall asleep, inform your doctor immediately.
Use a barrier method for contraception, as quinagolide can quickly restore fertility.
About quinagolide
Tipo de medicamento | Dopamine receptor stimulant |
Usado para | Hyperprolactinaemia (raised levels of prolactin in the blood) |
Também chamado de | Norprolac® |
Disponível como | Comprimidos |
Quinagolide helps reduce overproduction of a hormone called prolactin. Prolactin is the hormone which helps a woman to produce milk when she breastfeeds, but it is also involved in controlling the levels of other hormones within our bodies.
If you have hyperprolactinaemia, this means that the level of prolactin in your blood is higher than normal. Hiperprolactinemia can cause various symptoms, although these differ slightly between men and women. In men it can reduce sex drive (libido) and cause disfunção erétil, and in women it can cause menstrual cycle and fertility problems. It may also cause milk to leak from the breasts (known as galactorrhoea). Quinagolide is prescribed to help prevent these symptoms.
Before taking quinagolide
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 quinagolide it is important that your doctor or pharmacist knows:
If you are trying for a baby, or breastfeeding.
Se você tiver algum problema com o funcionamento do seu fígado ou com o funcionamento dos seus rins.
If you have ever had disturbed thinking (a psychotic disorder).
Se você estiver tomando outros medicamentos. Isso inclui quaisquer medicamentos que você esteja tomando e que estejam disponíveis para compra sem receita médica, bem como medicamentos fitoterápicos e complementares.
Se você já teve uma reação alérgica a um medicamento.
How to take quinagolide
Before you start taking the tablets, read the manufacturer's printed information leaflet from inside your pack and any additional information you are given by your doctor. The manufacturer's leaflet will give you more information about quinagolide and a full list of the side-effects which you may experience from taking it.
Take quinagolide exactly as your doctor tells you to. It is normal to be given a 'starter pack' of tablets to begin with. This will allow your dose to be increased slowly over a few days - side-effects are less likely if you start with a low dose and increase gradually. The 'starter pack' contains three pink (25 micrograms) tablets and three blue (50 micrograms) tablets. Take one pink tablet at bedtime on the first three evenings, and then take one blue tablet at bedtime for the following three evenings. After this, it is usual for the dose to be increased to one 75 micrograms tablet daily. These tablets are whitish in colour.
Take your doses in the evening after something to eat, such as a biscuit or a snack. You may find it helps to swallow the tablet with a drink of water.
If you forget to take a dose, take it as soon as you remember. If you do not remember until the following day, leave out the forgotten dose. Do not take two doses at the same time to make up for a missed dose.
Obtendo o máximo do seu tratamento
During your treatment, your doctor will want you to have regular check-ups. Try to keep these regular appointments so that your progress can be monitored.
Some people may get low blood pressure during the first few days of starting treatment. This can make them feel dizzy or faint. If this happens to you, your blood pressure may need monitoring over the next few days. It is important that you do not drive and do not use tools or machines unless you feel well.
Successful treatment with quinagolide often restores fertility quite quickly. If you do not want to become pregnant, you will need to use contraception. Use a barrier method, such as a condom, because hormonal contraception ('the pill') is not suitable. Your doctor, nurse or family planning clinic can give you further advice.
Quinagolide should not usually be taken during pregnancy, so if you think you may have become pregnant while you are taking quinagolide, see your doctor as soon as possible to get the pregnancy confirmed.
Occasionally, people taking quinagolide have fallen asleep suddenly, with little or no warning of feeling tired beforehand. Until you know how you react, take extra care when you drive and if you operate machinery. If you do find yourself falling asleep suddenly, you should see your doctor as soon as possible. You should also avoid driving and avoid using tools and machines in the meantime.
If you drink alcohol, ask your doctor for advice about quinagolide and alcohol. Alcohol can increase the chance that you will experience side-effects and it may not be recommended.
Many people need to take quinagolide on a long-term basis, so you should continue to take the tablets regularly, unless you are told otherwise. Your doctor may want you to reduce your dose gradually before stopping. Stopping your treatment suddenly could lead to withdrawal symptoms such as tiredness, sweating, pain, anxiety and depression.
Can quinagolide cause problems?
Along with their useful effects, most medicines can cause unwanted side-effects although not everyone experiences them. The table below contains some of the most common ones associated with quinagolide. You will find a full list in the manufacturer's information leaflet supplied with your medicine. The unwanted effects often improve as your body adjusts to the new medicine, but speak with your doctor or pharmacist if any of the following continue or become troublesome.
Very common quinagolide side-effects (these affect more than 1 in 10 people) | O que posso fazer se passar por isso? |
Feeling drowsy, dizzy or sleepy | Não dirija e não use ferramentas ou máquinas |
Sentindo-se mal (náusea) ou vomitando (vômito) | Stick to simple meals - avoid rich or spicy foods. This usually soon passes, but if it becomes troublesome, speak with your doctor who can prescribe you something to reduce the sickness |
Dor de cabeça | Beba bastante água e peça ao seu farmacêutico para recomendar um analgésico adequado. Se as dores de cabeça continuarem, informe o seu médico |
Comum quinagolide side-effects (estes afetam menos de 1 em cada 10 pessoas) | O que posso fazer se passar por isso? |
Diarreia | Beba bastante água para repor os líquidos perdidos |
Constipação | Tente manter uma dieta equilibrada e beba bastante água todos os dias |
Lack of appetite, tummy (abdominal) pain, difficulty sleeping, swollen ankles, flushing, blocked nose | Se algum se tornar problemático, fale com seu médico |
Importante: speak with your doctor if you notice any changes in your behaviour, such as any strong urges or cravings that are not usual for you. These may include an increased desire to gamble, an increased sex drive (libido), compulsive shopping or binge eating.
Se você apresentar outros sintomas que acha que podem ser causados pelo medicamento, consulte seu médico ou farmacêutico.
How to store quinagolide
Mantenha todos os medicamentos fora do alcance e da vista das crianças.
Armazene em local fresco e seco, longe de calor e luz diretos.
Informações importantes sobre todos os medicamentos
Informações importantes sobre todos os medicamentos
Nunca tome mais do que a dose prescrita. Se suspeitar que você ou outra pessoa possa ter tomado uma overdose deste medicamento, vá ao departamento de acidentes e emergências do hospital local. Leve o recipiente com você, mesmo que esteja vazio.
Este medicamento é para você. Nunca o dê a outras pessoas, mesmo que a condição delas pareça ser a mesma que a sua.
Se você comprar qualquer medicamento, verifique com um farmacêutico se eles são adequados para tomar com seus outros medicamentos.
Se você for se submeter a uma operação ou tratamento dentário, informe à pessoa que está realizando o tratamento quais medicamentos você está tomando.
Não guarde medicamentos vencidos ou indesejados. Leve-os à sua farmácia local, que se encarregará de descartá-los para você.
Se você tiver alguma dúvida sobre este medicamento, pergunte ao seu farmacêutico.
Relatar efeitos colaterais de um medicamento ou vacina
Se você sentir efeitos colaterais, pode relatá-los online através do Site do Yellow Card.

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Perguntas frequentes
What is the typical starting regimen for quinagolide, and how is the dose increased?
You will usually receive a 'starter pack' to begin treatment. This pack includes three pink 25 microgram tablets and three blue 50 microgram tablets. You should take one pink tablet at bedtime for the first three evenings, followed by one blue tablet at bedtime for the next three evenings. After this, the dose is typically increased to one whitish 75 microgram tablet daily.
How should I take quinagolide to help reduce side-effects?
Take your doses in the evening after having something to eat, such as a biscuit or a snack. Swallowing the tablet with a drink of water may also be helpful. Starting with a low dose and increasing gradually, as provided in the 'starter pack', is designed to reduce the likelihood of side-effects.
What should I do if I forget to take a dose of quinagolide?
If you forget to take a dose, you should take it as soon as you remember. However, if you don't remember until the following day, you should skip the forgotten dose. Do not take two doses at the same time to compensate for a missed dose.
If I want to stop taking quinagolide, can I just stop using it on my own?
No, you should not stop taking quinagolide suddenly. If your doctor decides you should stop treatment, they may want you to gradually reduce your dose first. Stopping suddenly can lead to withdrawal symptoms such as tiredness, sweating, pain, anxiety, and depression.
What should I do if I notice unusual changes in my behaviour while taking quinagolide?
It's important to speak with your doctor if you notice any changes in your behaviour, especially strong urges or cravings that are not typical for you. These might include an increased desire to gamble, a heightened sex drive, compulsive shopping, or binge eating.
Leitura adicional e referências
- Manufacturer's PIL, Quinagolide Tablets 25, 50 and 75 micrograms; Aspire Pharma Ltd, The electronic Medicines Compendium. Dated May 2020.
- Medicamentos Completo BNF 89ª Edição; Associação Médica Britânica e Sociedade Real de Farmácia da Grã-Bretanha, Londres.
Sobre o autorVer biografia completa

Michael Stewart, MRPharmS
Gerente de Revisão de Folhetos de Medicamentos – Contratado, Farmacêutico
BPharm (Hons), MRPharmS
Michael é um farmacêutico comunitário atuando nas Midlands e em South Yorkshire, com mais de 20 anos de experiência em aconselhamento sobre medicamentos e condições médicas. Ele tem uma sólida formação em treinamento em saúde, tendo produzido e ministrado cursos de treinamento para equipes de farmácia e funcionários de ambientes de cuidados residenciais, incluindo enfermeiros. Ele também contribuiu para conselhos consultivos de farmácia para o manejo de condições de baixa gravidade na comunidade.
Sobre o revisor

Sid Dajani
Sultan Dajani se formou na Escola de Farmácia de Londres em 1994 e se tornou o membro mais jovem eleito para o conselho da Sociedade Real de Farmácia desde sua fundação em 1842.
Histórico do artigo
As informações nesta página são escritas e revisadas por clínicos qualificados.
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Próxima revisão prevista para: 17 Nov 2027
18 de maio de 2023 | Última versão

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