Martinick Hair News

Understanding the Connection of Medications and Hair Loss

- Friday.September 29. 2023

Prescription medications play a vital role in managing a range of health conditions, but it’s equally important to be informed about potential side effects. While many are familiar with common adverse effects such as nausea or dizziness, one often-overlooked consequence is hair loss.

Alopecia medicamentosa, a type of hair loss, is a side effect caused by nearly 300 medications, ranging from anti-epileptic drugs to cholesterol-lowering medications. Fortunately, once the medication is discontinued, hair loss typically stops, and regrowth occurs within three to six months.

Martinick Hair Understanding the Connection of Medications and Hair Loss


It’s essential to recognise the potential impact of medication on hair health. Hair loss from medications can manifest in different ways, and several factors contribute to this variability:

Specific Medication: Different medications have varying effects on hair follicles. Some medications are more likely to cause hair loss than others. The mechanism by which a medication causes hair loss can also influence its severity.

Dosage: The dosage of the medication can play a role in the extent of hair loss. Higher doses may be more likely to lead to hair loss, but this is not always the case.

Individual Sensitivity: Each person’s body reacts differently to medications. Some individuals may be more susceptible to hair loss due to their genetic predisposition or individual sensitivity to specific drugs.

Duration of Use: The longer you take a medication, the more likely you are to experience hair loss. However, in many cases, hair loss is reversible once the medication is stopped.

Other Factors: Additional factors such as age, overall health, and the presence of other underlying medical conditions can also influence the severity of medication-induced hair loss

The severity of medication-induced hair loss varies from person to person, and it’s essential to recognise that not everyone will experience the same type or degree of hair loss.

Thinning Hair: Medication-induced hair loss often begins with a gradual thinning of the hair. In this scenario, individuals may notice that their hair becomes less dense over time. The thinning is typically most noticeable at the crown of the head and along the part line. This type of hair loss is also known as diffuse thinning and can make the scalp more visible.

Increased Shedding: Another common manifestation of medication-induced hair loss is increased shedding. You may notice more hair than usual in your comb, brush, or shower drain. This can be distressing, as it may appear as if you are losing a significant amount of hair. However, it’s important to note that this shedding is often temporary and reversible once the medication is discontinued or adjusted.

Bald Patches: In some cases, medication-induced hair loss can lead to the development of bald patches on the scalp. These bald patches can vary in size and location. This type of hair loss can be particularly distressing and may require more time for regrowth to occur after discontinuing the medication.

If you’re concerned about this side effect, it’s a good idea to discuss it with your healthcare provider before starting a new medication.

Here’s a breakdown of medication categories and some specific drugs that have been associated with hair loss:

  1. Acne Medications:

  • Accutane (isotretinoin): This acne treatment, derived from vitamin A, has been linked to hair loss.
  1. Blood Thinners (Anticoagulants):

  • Panwarfin (warfarin sodium)
  • Sofarin (warfarin sodium)
  • Coumadin (warfarin sodium)
  • Heparin injections
  1. Cholesterol-Lowering Drugs:

  • Atronid-S (clofibrate)
  • Lopid (gemfibrozil)
  1. Anticonvulsants (for Epilepsy):

  • Tridone (trimethadione)
  1. Antidepressants:

  • Prozac (fluoxetine hydrochloride)
  • Zoloft (sertraline hydrochloride)
  • Paxil (paroxetine)
  • And several others in this category
  1. Diet Medications:

  • Amphetamines
  1. Antifungals:

  • Various antifungal medications
  1. Glaucoma Medications:

  • Timoptic Eye Drops (timolol)
  • Timoptic Ocudose (timolol)
  • Timoptic XC (timolol)
  1. Gout Medications:

  • Lopurin (allopurinol)
  • Zyloprim (allopurinol)
  • Heart Medications (Beta-Blockers):
  • Tenormin (atenolol)
  • Lopressor (metoprolol)
  • Corgard (nadolol)
  • Inderal and Inderal LA (propranolol)
  • Blocadren (timolol)
  1. Hormonal Medications:

  • Birth Control Pills
  • Hormone-replacement therapy (HRT) for women (estrogen or progesterone)
  • Male androgenic hormones and all forms of testosterone
  • Anabolic steroids
  • Prednisone and other steroids
  1. Anti-Inflammatory Drugs:

  • Various anti-inflammatory drugs, including some arthritis drugs
  1. Parkinson’s Disease Medications:

  • Levodopa / L-dopa (dopar, larodopa)
  1. Thyroid Medications:

  • Many of the drugs used to treat thyroid disorders
  1. Ulcer Medications:

  • Tagamet (cimetidine)
  • Zantac (ranitidine)
  • Pepcid (famotidine)

Remember that not everyone will experience hair loss from these medications, and the extent of hair loss can vary. It’s important to consult with your healthcare provider if you suspect that a medication you are taking is causing hair loss. They can assess your situation, explore alternative treatment options, or adjust your current medication regimen if necessary. Additionally, they can provide guidance on managing and potentially reversing the hair loss, which may involve lifestyle changes, dietary adjustments, or the use of hair growth treatments.



To find out the cause of your hair loss and a treatment plan that is right for you, please call us for a confidential consultation on 02 7204 8495.

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