Pregabalin and hair loss – can the medication cause thinning?

Quick summary – pregabalin and hair loss

• Can pregabalin cause hair loss, and what do patients say about it?
• What are the possible reasons for hair loss while taking this medication?
• What does current research say, and do doctors associate pregabalin with hair thinning?
• How to respond if you notice excessive hair loss during treatment?
• When to consult a doctor and what tests are worth doing?

Pregabalin is a widely used medication, primarily prescribed for neuropathic pain, epilepsy, and generalized anxiety disorder. It works by modulating neurotransmission in the central nervous system, helping to reduce pain perception and nervous tension. Like any drug, pregabalin can cause side effects. Although it is not commonly discussed, some people wonder whether pregabalin may contribute to hair loss. In this article, we take a closer look at this potential connection by examining available data and patient experiences.

What is pregabalin?

Pregabalin is an active substance available under several brand names, including Lyrica. It is typically used to treat:

• neuropathic pain (such as that caused by diabetes, shingles, or nerve damage),
  
• epilepsy (as an add-on therapy),
  
• generalized anxiety disorder (GAD).
  

Pregabalin binds to the alpha-2-delta subunit of voltage-gated calcium channels in the central nervous system. This reduces the release of neurotransmitters responsible for pain and nerve overactivity.

Can pregabalin cause hair loss?

In official drug information leaflets and prescribing documentation, hair loss is not listed as a typical or common side effect of pregabalin. However, in clinical practice and patient communities, there have been growing anecdotal reports of increased hair loss after starting this medication.

Possible causes:

1. Individual reaction
   Each person responds to medication differently. Hair loss could be a rare, individual response to pregabalin that is not widely reported in clinical trials.
   
2. Effect on the nervous and hormonal systems
   Pregabalin does not directly affect hormone levels, but it may influence neurotransmitter balance, which in some cases could disrupt the hair growth cycle.
   
3. Drug interactions
   People taking pregabalin are often on other medications – such as antidepressants, anti-epileptics, or painkillers. It is possible that hair loss is caused by drug interactions or cumulative side effects.
   
4. Stress and underlying health conditions
   Hair loss may also result from the condition being treated with pregabalin – such as chronic pain, anxiety, depression, or stress. In these cases, it is difficult to determine whether the medication or the condition is to blame.
   

What are patients saying?

On forums, in support groups, and in patient reviews, some individuals report excessive hair shedding after weeks or months of pregabalin use. Common themes in these stories include:

• hair falling out in clumps,
  
• visible thinning of the scalp,
  
• hair regrowth after discontinuing the medication.
  

However, these are subjective accounts and cannot definitively confirm pregabalin as the cause, especially if other medications or health issues are involved.

What does the science say?

So far, there are no large-scale clinical studies or meta-analyses confirming a strong link between pregabalin and hair loss. The few cases discussed in medical literature are treated as rare and isolated.

Medical databases such as PubMed and Medline contain limited mentions of this side effect. Therefore, it is not considered a high-priority research area. Still, healthcare professionals should be aware of potential rare adverse reactions, even if they are not well documented.

What to do if you suspect pregabalin is causing hair loss

If you notice significant hair shedding after starting pregabalin, consider taking the following steps:

1. Speak to your doctor
   Do not stop the medication without medical advice. Your doctor may adjust the dose, suggest an alternative, or recommend tests.
   
2. Get basic blood work done
   Check levels of iron, ferritin, thyroid hormones, vitamin D, and B12. Deficiencies in these areas are often linked to hair loss.
   
3. Track the symptoms
   Take note of when hair loss started, what medications you were taking at the time, and whether anything else changed in your health. This information will help your doctor make a more accurate assessment.
   
4. Improve diet and hair care
   Regardless of the cause, support your hair from the inside out with a balanced diet, supplements if needed, gentle hair care, and stress management.
   

Summary

Although pregabalin is not officially classified as a drug that causes hair loss, isolated cases suggest it could potentially contribute to this issue in sensitive individuals. The lack of strong evidence does not mean the risk doesn’t exist – it may simply be rare or underreported. If you notice unusual hair thinning while taking pregabalin, don’t ignore it. Talk to your doctor and work together to identify the cause and decide on a treatment plan.

Hair is often a reflection of overall health – stay attentive to what your body is telling you.

Learn more about hair transplants HERE.
If you’re considering treatment, feel free to CONTACT US.
Follow us on Instagram and TikTok.
See real transplant results at Kierach Medical Clinic.

Can pregabalin cause hair loss?
Although not commonly listed as a side effect, some patients report hair loss while using pregabalin. This may be due to individual sensitivity, stress, or other medications used at the same time.

How soon can hair loss occur after starting pregabalin?
Hair loss may develop several weeks or months into treatment. However, other factors could also be contributing, so it’s important to assess the full picture with your doctor.

What should I do if I notice hair thinning while taking pregabalin?
Do not stop the medication on your own. Speak to your doctor to review the symptoms and possibly perform tests or adjust your treatment.

Will hair regrow after stopping pregabalin?
In some cases, patients have seen improvement after stopping the medication. However, regrowth depends on the cause of the hair loss and your overall health.

What tests should I get if I suspect a link between pregabalin and hair loss?
Blood tests to check for iron and ferritin levels, thyroid function, vitamin D, and B12 are recommended. These will help rule out other common causes of hair loss.