# Can Cerebrolysin improve recovery from post-COVID-19 smell and taste disorders?

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Peptide Longevity Q&A · 2023-12-01


    Cerebrolysin therapy demonstrated a significant recovery rate in patients suffering from persistent post-COVID-19 smell and taste disorders, with complete recovery in 61.5% of those treated, compared to no recovery in the group receiving training alone.

 What the research shows

The study investigated the efficacy of Cerebrolysin, a multi-modal neurotrophic factor, in treating persistent olfactory and gustatory dysfunctions following COVID-19 infection. Conducted as a randomized clinical trial, it included 250 patients aged 31.3 years on average, who were divided into two groups. The first group received Cerebrolysin (5 ml/day via intramuscular injection, five days a week) along with olfactory and gustatory training, while the second group engaged in training alone for a duration of 8 to 24 weeks. The outcomes were assessed using clinical questionnaires, odor and taste identification tests, and global rating scales. The average duration of smell and taste disorders among participants was approximately 11.7 months.

 Why it matters for longevity

The findings from this trial highlight the potential role of Cerebrolysin in enhancing recovery from sensory dysfunctions, which may contribute to overall health and well-being in aging populations. As sensory deficits can significantly impact quality of life, effective treatments like Cerebrolysin could help mitigate these effects, potentially improving healthspan. The ability of Cerebrolysin to promote neuronal regeneration and sensory recovery may also have implications for other age-related sensory deficits, making it a subject of interest in longevity research.

 Key findings at a glance

The study included 250 patients with post-COVID-19 olfactory and gustatory dysfunctions.

Patients were randomized into two groups: one receiving Cerebrolysin and training, the other training only.

Complete recovery was observed in 61.5% of patients receiving Cerebrolysin.

Partial recovery occurred in 17% of the same group.

No recovery was noted in the group that received training alone.

Cerebrolysin showed a rapid and consistent effect on sensory recovery.

 How Cerebrolysin works (background)

Cerebrolysin is a neurotrophic factor that may enhance neuronal regeneration and reorganization of sensory epithelia. It is believed to support the repair processes in the nervous system, which can be crucial for recovery from sensory deficits. By promoting neuronal health, Cerebrolysin may facilitate better outcomes in conditions where sensory functions are compromised, such as post-viral syndromes. Its mechanism of action involves the modulation of neurotrophic signaling pathways that are essential for neuronal survival and function, which can be particularly beneficial in aging populations.

 Safety, caveats, and what we don't yet know

While the trial showed promising results for Cerebrolysin in treating post-COVID-19 sensory dysfunctions, further research is needed to fully understand its long-term safety and efficacy, especially in older adults. The study did not identify predictors for recovery, indicating that more research is required to determine which patients might benefit most from this therapy. Additionally, the effects of Cerebrolysin on other age-related conditions remain to be explored, and the study population may not represent all demographics affected by sensory dysfunction.

 Bottom line

Cerebrolysin therapy has shown a significant potential for improving recovery from post-COVID-19 smell and taste disorders, with more than 60% of treated patients achieving complete recovery.

 Related questions

 Does Cerebrolysin have neuroprotective effects in aging populations?

Research indicates that Cerebrolysin may support neuronal health and regeneration, suggesting potential neuroprotective effects in aging populations, but further studies are necessary to confirm these benefits.

 What are the potential applications of Cerebrolysin in neurodegenerative diseases?

Cerebrolysin's ability to enhance neuronal regeneration may make it a candidate for treating neurodegenerative diseases, though more research is needed to explore its effectiveness in these conditions.

 How does Cerebrolysin compare to other neurotrophic factors?

Cerebrolysin is one of several neurotrophic factors, and its specific effects and mechanisms may differ from others. Comparative studies are essential to understand its unique benefits and applications.

 Source: PubMed · Expert Rev Clin Pharmacol · published 2023-12-01.

## Sources

- PubMed · Expert Rev Clin Pharmacol: https://pubmed.ncbi.nlm.nih.gov/37950370/