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Teratogenic Medications, Pregnancy & Contraception

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Important

Do not stop taking carbimazole, pregabalin or gabapentin without first speaking to a healthcare professional. Stopping treatment suddenly may be harmful. Please contact the practice if you are pregnant, planning a pregnancy, or have concerns about your contraception or medication.

Planning a Pregnancy or Concerned About Medication?

Some medicines can affect pregnancy or may require additional precautions if you could become pregnant.

If you are taking one of the medications listed below, it is important that you understand the potential risks and discuss any concerns with a healthcare professional before becoming pregnant or if you think you may be pregnant.

Please do not stop taking any prescribed medication without first speaking to your GP, pharmacist, or specialist clinician. Suddenly stopping some medicines can cause harm and may worsen your condition.

Why Is This Important?

❤️ Pregnancy Planning

Some medicines can affect a developing baby during pregnancy. If you are planning a pregnancy, it is important to review your medication beforehand.

🩺 Contraception Advice

Some patients may be advised to use effective contraception while taking certain medicines.

📞 Speak To Us

If you have questions or concerns about your medication, our team can help review your treatment and discuss your options.

Medications Covered By This Advice:

Pregabalin

Pregabalin is commonly prescribed for nerve pain, epilepsy and anxiety.

Pregabalin

Current evidence suggests there may be a small increased risk of problems during pregnancy. Patients who could become pregnant should ensure they understand these potential risks and discuss any concerns with a healthcare professional.

Do not stop taking pregabalin suddenly without medical advice.

Further information

🔗 BUMPS Information on Pregabalin

Gabapentin

Gabapentin is prescribed for certain types of nerve pain and epilepsy.

Gabapentin

If you are pregnant, planning a pregnancy, or think you may be pregnant, please speak to a healthcare professional about your treatment and any possible risks.

Do not stop taking gabapentin suddenly without medical advice.

Further information

🔗 BUMPS Information on Gabapentin

Carbimazole

Carbimazole is used to treat an overactive thyroid.

Carbimazole

If taken during pregnancy, carbimazole may carry risks for the developing baby. However, untreated thyroid disease can also cause problems during pregnancy.

Do not stop taking carbimazole suddenly without medical advice.

Further information

🔗 BUMPS Information on Carbimazole

Frequently Asked Questions

Should I stop my medication if I become pregnant?

No. You should contact the practice, your specialist, or your pharmacist for advice. Stopping some medications suddenly may be harmful.

Do I need to use contraception?

The advice varies depending on the medication you take and your individual circumstances. If you are unsure, please contact the practice for guidance.

I am planning a pregnancy. What should I do?

Speak to a healthcare professional before trying to conceive so that your medication can be reviewed and discussed.

Page published: 3 August 2026
Last updated: 12 August 2026