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Interações medicamentosas

Lycopus + Propylthiouracil

Gravidade: Moderada

Lycopus and Propylthiouracil: moderate interaction.

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Para profissionais de saúde — apenas referência. Esta página é um resumo breve, não é aconselhamento médico nem substitui a bula oficial ou o julgamento clínico. Verifique sempre antes de prescrever ou dispensar.

O conteúdo clínico desta página está disponível apenas em inglês.

Resumo

Lycopus (bugleweed) has antithyroid activity and may add to the effect of propylthiouracil, increasing the risk of hypothyroidism. Evidence is limited to traditional use and small studies.

O que esta interação significa em palavras simples

Lycopus and Propylthiouracil can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken.

Nível de evidência: Low

Por que acontece

Additive antithyroid effect through reduced thyroid stimulation and peripheral T4 to T3 conversion.

O que fazer

Avoid combining the herb with antithyroid drugs unless supervised. Monitor TSH and free T4 if both are used.

O que perguntar ao farmacêutico

  • Should I take them at different times of day?
  • Does the dose of either medicine need to change?
  • Is there anything I should avoid, such as alcohol or certain foods, while on both?

Bring a full list of your medicines, including over-the-counter products, supplements and herbal remedies, to every pharmacy visit.

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Perguntas frequentes

Can I take Lycopus with Propylthiouracil?

MediHelp rates the interaction as moderate. Lycopus and Propylthiouracil can affect each other. The combination is often manageable, but it may need a change of dose, a change of timing, or extra checks while both are taken. Lycopus (bugleweed) has antithyroid activity and may add to the effect of propylthiouracil, increasing the risk of hypothyroidism. Evidence is limited to traditional use and small studies.

How serious is the interaction between Lycopus and Propylthiouracil?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Avoid combining the herb with antithyroid drugs unless supervised. Monitor TSH and free T4 if both are used.

What other medicines interact with Propylthiouracil?

MediHelp also lists interactions of Propylthiouracil with, for example, Carbamazepine, Clozapine, Methimazole. The full list is on the Propylthiouracil page.

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