Can I take Pregabalin and Tramadol together?
Drug interaction guide
Originally published 25 Jan 2026
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Taking pregabalin and tramadol together can significantly increase the risk of serious side effects. Both medications slow down the central nervous system, which can lead to extreme sleepiness, dizziness, and confusion. Most importantly, this combination can cause dangerous breathing problems (respiratory depression) where your breathing becomes too shallow or slow, which can be life-threatening. There is also an increased risk of having a seizure or feeling very uncoordinated.
Why this happens
Both drugs work by depressing the central nervous system (CNS), but in different ways. Tramadol is an opioid-like painkiller, and pregabalin is an anti-convulsant used for nerve pain. When used together, their sedative effects add up (an additive effect), making the impact on your brain and breathing much stronger than if you took either drug alone.
What you should do
You should only take these two medicines together if they have been specifically prescribed by your doctor with full knowledge of your current medications. If you are prescribed both, your doctor should start you on the lowest possible doses and monitor you closely. Seek immediate medical help if you experience extreme sleepiness, difficulty waking up, or slow, shallow breathing. Avoid driving or operating machinery until you know how this combination affects you.
Important precautions
Respiratory depression and CNS depression
Taking these medicines together significantly increases the risk of dangerous breathing difficulties, severe drowsiness, and coma. Avoid alcohol and other sedatives while taking this combination.
Mental health disorders
Pregabalin can cause suicidal thoughts or an urge to self-harm. You must seek medical help immediately if your mood changes or you have thoughts of hurting yourself.
Seizure disorders (Epilepsy)
Tramadol can trigger seizures or fits, even in patients without a history of epilepsy. The risk is higher if you take certain antidepressants or have a known seizure disorder.
Pregnancy
Pregnancy must be avoided. Use of pregabalin during the first trimester is linked to an increased risk of major birth defects in the baby. Effective contraception must be used during treatment.
Drug dependence and withdrawal
Pregabalin carries a risk of dependence and addiction. Do not stop taking it suddenly, as this can cause severe withdrawal symptoms such as seizures or anxiety.
Serotonin syndrome
Tramadol increases serotonin levels. If taken with other serotonergic medicines (like certain antidepressants), it can cause a life-threatening reaction called serotonin syndrome, involving high fever, agitation, and muscle rigidity.
Food and drink warnings
Alcohol
It is best to avoid or strictly limit alcohol while taking these medicines. Both pregabalin and tramadol cause drowsiness and dizziness; alcohol significantly increases these effects. Combining alcohol with these medicines also increases the risk of dangerous breathing problems (respiratory depression) and loss of consciousness.
Grapefruit juice
Grapefruit juice can interfere with how your body breaks down tramadol. This may lead to higher levels of the medicine in your blood, increasing the risk of side effects like extreme sleepiness or breathing difficulties.
Using other medicines
Taking multiple medicines? Our Medicines Interaction Checker helps you check whether your prescriptions, over-the-counter medicines, and supplements are safe to take together. Simply search for your medicines to see potential interactions and what to do about them.
Disclaimer
This information is for general educational purposes only and should not be relied upon as a substitute for professional medical advice. Always consult your GP, pharmacist, or another qualified healthcare professional before making decisions about your medications. Individual circumstances may vary, and only a healthcare professional who knows your medical history can provide personalised guidance.
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Article history
The information on this page is written and peer reviewed by qualified clinicians.
Article also available in English, German, Spanish, French, Italian, Portuguese, Hindi, Hebrew, Arabic, and Swedish.
25 Jan 2026 | Originally published
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