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Interações medicamentosas

Iodine + Lithium

Gravidade: Moderada

Iodine and Lithium: 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

Lithium and iodine both inhibit thyroid hormone release, and together they may cause hypothyroidism or goiter. The risk depends on the iodine dose and duration.

O que esta interação significa em palavras simples

Iodine and Lithium 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.

Iodine belongs to Dermatology; Lithium belongs to Central Nervous System.

Nível de evidência: Moderate

Por que acontece

Additive inhibition of thyroid hormone synthesis and release.

O que fazer

Monitor TSH and free thyroxine at baseline and periodically during combined use. Replace thyroid hormone if clinically significant hypothyroidism occurs.

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 Iodine with Lithium?

MediHelp rates the interaction as moderate. Iodine and Lithium 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. Lithium and iodine both inhibit thyroid hormone release, and together they may cause hypothyroidism or goiter. The risk depends on the iodine dose and duration.

How serious is the interaction between Iodine and Lithium?

MediHelp rates it moderate, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor TSH and free thyroxine at baseline and periodically during combined use. Replace thyroid hormone if clinically significant hypothyroidism occurs.

What other medicines interact with Lithium?

MediHelp also lists interactions of Lithium with, for example, Thioridazine, Vandetanib, Aceclofenac. The full list is on the Lithium page.

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