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What Happens When You Stop Taking Sermorelin? (And Should You Stay On?)
Carson @ Eden
March 26, 2025
Last Updated:
Cardio + Strength
10 min read
Learn how Sermorelin works, its benefits, dosing, side effects, and what to expect during and after treatment. Discover how long it lasts and key considerations for safe, effective use.
Key takeaways
Sermorelin maintains HGH levels even after discontinuing treatment [1]
Daily injections are initially required, or as prescribed by your licensed healthcare provider [1]
A maintenance protocol may replace daily injections, as per the directions of a licensed healthcare provider [1]
This growth hormone-releasing peptide requires consideration before making any adjustments to its usage.
Sermorelin peptide is a synthetic form of growth hormone releasing hormone. It is used to diagnose and treat growth hormone deficiency in children and in certain circumstances, may be prescribed by licensed healthcare providers for adults. Side effects may include allergic reactions, injection site reactions, headaches, nausea, dizziness, and muscle loss resulting in fatigue. Other side-effects may include overstimulation of growth hormone and cardiovascular and metabolic concerns.
This article will take a look at the potential impact of stopping sermorelin treatment.
Sermorelin functions as a synthetic version of growth hormone-releasing hormone (GHRH)[3]. This specialized peptide consists of 29 amino acids that correspond to the natural GHRH produced by the human body [3]. It is used to diagnose and treat growth hormone deficiency in children and in certain circumstances, may be prescribed by licensed healthcare providers for adults. Side effects may include allergic reactions, injection site reactions, headaches, nausea, dizziness, and muscle loss resulting in fatigue. Other side-effects may include overstimulation of growth hormone and cardiovascular and metabolic concerns.
The compound operates through a precise biological mechanism, binding to specific growth hormone-releasing hormone receptors to stimulate the pituitary gland's natural production of growth hormone [3].
Sermorelin is typically administered through subcutaneous injections, similar to insulin injections for diabetes management [4]. The treatment protocol may begin with daily injections, with frequency adjustments made over time as optimal hormone levels are achieved, by a licensed healthcare provider [4].
Sermorelin may support healthy growth hormone levels, overall well being and vitality, and muscle enhancement.
What Happens When You Stop Using Sermorelin?
The discontinuation of sermorelin therapy may trigger some changes:
Effect #1: Gradual GH Level Decline
When sermorelin administration stops, growth hormone levels gradually return to baseline rates [9]. This decline occurs naturally, particularly in individuals affected by age-related factors.
Effect #2: Energy Level Changes
A decrease in energy levels may occur within weeks of discontinuation [9].
Effect #3: Muscle Mass Impact
The cessation of sermorelin may lead to changes in muscle composition [9].
How Long to Take Sermorelin
The optimal duration for sermorelin therapy depends on individual health goals and medical supervision. Healthcare providers may prescribe this treatment based on specific patient needs and responses to the medication [10]. Please consult with your licensed healthcare provider to understand whether or not you are a candidate for sermorelin and if approved and prescribed, to discuss treatment length.
Medical professionals may initiate treatment with lower doses (0.1 to 0.3 mg daily) to assess individual responses [11]. Regular monitoring and assessment may help healthcare providers adjust dosages for optimal results while maintaining safety standards [11].
How long does sermorelin stay in your system? Typically, sermorelin has a short half-life of about 10-20 minutes in the bloodstream, but its effects may last longer as it stimulates the release of natural growth hormone over several hours. Side effects may include allergic reactions, injection site reactions, headaches, nausea, dizziness, and muscle loss resulting in fatigue. Other side-effects may include overstimulation of growth hormone and cardiovascular and metabolic concerns.
Long-Term Side Effects of Sermorelin
To minimize sermorelin side effects, such as injection site irritation or temporary headaches, it’s important to use the correct dosage tailored to your individual needs. Please consult your licensed healthcare provider to understand long-term effects. Side effects may include allergic reactions, injection site reactions, headaches, nausea, dizziness, and muscle loss resulting in fatigue. Other side-effects may include overstimulation of growth hormone and cardiovascular and metabolic concerns.
Side Effect #1: Injection Site Reactions
The most commonly reported long-term effect involves localized reactions at injection sites. These manifestations typically include:
Patients undergoing extended therapy may experience systemic responses, including headaches, dizziness, and occasional nausea [18].
Side Effect #3: Cardiovascular Considerations
Long-term monitoring becomes particularly important for cardiovascular health. Individuals with pre-existing cardiovascular conditions require additional oversight, as the therapy may influence:
Healthcare providers emphasize the importance of regular monitoring and dose adjustments based on individual responses. Patients experiencing side effects such as difficulty breathing, chest pain, or significant swelling should seek medical attention [18].
The severity and occurrence of side effects vary among individuals [19]. Medical supervision allows for early detection and management of any adverse reactions.
Final Thoughts
Patients may experience varying responses when discontinuing treatment, ranging from gradual changes in energy levels to adjustments in body composition. Healthcare providers carefully monitor these transitions, adjusting protocols based on individual patient needs and responses.
Please consult a licensed healthcare provider to determine whether or not you are a candidate for sermorelin. If so, please discuss the effect of sermorelin with your licensed healthcare provider to evaluate individual needs and determine appropriate treatment approaches.
FAQ
Do you need to cycle off sermorelin?
Sermorelin is a peptide which stimulates the natural production of growth hormone by acting on the pituitary gland. It is used to diagnose and treat growth hormone deficiency in children and in certain circumstances, may be prescribed by licensed healthcare providers for adults.
Please consult a licensed healthcare professional to understand more about sermorelin cycling.
Medical professionals monitor patient responses throughout treatment, adjusting protocols based on individual needs and responses.
Disclaimer: The FDA does not approve compounded medications for safety, quality, or manufacturing. Prescriptions and a medical evaluation are required for certain products. The information provided on this blog is for general informational purposes only. It is not intended as a substitute for professional advice from a qualified healthcare professional and should not be relied upon as personal health advice. The information contained in this blog is not meant to diagnose, treat, cure, or prevent any disease. Readers are advised to consult with a qualified healthcare professional for any medical concerns, including side effects. Use of this blog's information is at your own risk. The blog owner is not responsible for any adverse effects or consequences resulting from the use of any suggestions or information provided in this blog.
Askinazi O PhD. Sermorelin Therapy Benefits, Uses, Side Effects, Risks, More. Published online August 21, 2023. Accessed December 5, 2024. https://www.healthline.com/health/sermorelin
Walker RF. Sermorelin: a better approach to management of adult-onset growth hormone insufficiency? Clinical interventions in aging. 1(4):307-308. https://pmc.ncbi.nlm.nih.gov/articles/PMC2699646/
Sinha DK, Balasubramanian A, Tatem AJ, et al. Beyond the androgen receptor: the role of growth hormone secretagogues in the modern management of body composition in hypogonadal males. Translational andrology and urology. 2020;9(Suppl 2):S149-S159. https://tau.amegroups.org/article/view/33160/28655
Disclaimer: The FDA does not approve compounded medications for safety, quality, or manufacturing. Prescriptions and a medical evaluation are required for certain products. The information provided on this blog is for general informational purposes only. It is not intended as a substitute for professional advice from a qualified healthcare professional and should not be relied upon as personal health advice. The information contained in this blog is not meant to diagnose, treat, cure, or prevent any disease. Readers are advised to consult with a qualified healthcare professional for any medical concerns, including side effects. Use of this blog's information is at your own risk. The blog owner is not responsible for any adverse effects or consequences resulting from the use of any suggestions or information provided in this blog.