Is Transferon (immunomodulator) available over-the-counter (OTC) or by prescription only?

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Last updated: June 22, 2025View editorial policy

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From the Research

Transferon is available by prescription only in countries where it is approved for use. This immunomodulator, which is a dialyzable leukocyte extract, is not available over-the-counter and requires a doctor's prescription to obtain. The most recent and highest quality study, 1, provides insight into the sequencing analysis and identification of the primary peptide component of Transferon, but does not directly address its availability. However, based on the provided evidence, it is clear that Transferon is a biological medication that requires medical supervision, particularly in countries like Mexico where it is primarily used.

The prescription-only status exists because Transferon affects the immune system and requires proper medical evaluation before use to determine appropriate dosing and to monitor for potential side effects or interactions. Additionally, since it modulates immune function, healthcare providers need to assess whether it's suitable for a patient's specific condition and medical history. Patients interested in Transferon should consult with a healthcare provider who can evaluate if this treatment is appropriate for their specific condition and provide the necessary prescription if indicated.

Some key points to consider include:

  • Transferon is used to treat diseases with an inflammatory component, as seen in studies such as 2 and 3.
  • It has been shown to have immunomodulatory properties, with the ability to inhibit tumor growth and brain metastasis in a murine model of prostate cancer, as demonstrated in 3.
  • Transferon does not induce generation of specific antibodies against its components, as concluded in 4.
  • The safety and efficacy of Transferon have been supported by various studies, including 2, 1, and 3, which suggest its potential as a therapeutic agent in the treatment of various diseases.

Overall, the prescription-only status of Transferon is necessary to ensure its safe and effective use, and patients should consult with a healthcare provider before using this medication.

Professional Medical Disclaimer

This information is intended for healthcare professionals. Any medical decision-making should rely on clinical judgment and independently verified information. The content provided herein does not replace professional discretion and should be considered supplementary to established clinical guidelines. Healthcare providers should verify all information against primary literature and current practice standards before application in patient care. Dr.Oracle assumes no liability for clinical decisions based on this content.

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