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ACTH - Exploring Peptides

Adrenocorticotropic hormone (ACTH), also known as corticotropin, is a peptide hormone produced by the anterior pituitary gland. It plays a critical role in regulating the body’s stress response by stimulating the adrenal glands to produce cortisol, a steroid h

Written by Peptide Therapy Guide Editorial Team
For education only

This guide cannot diagnose a condition or recommend a personal treatment plan. Discuss medical questions with a qualified professional.

Adrenocorticotropic hormone (ACTH), also known as corticotropin, is a peptide hormone produced by the anterior pituitary gland. It plays a critical role in regulating the body’s stress response by stimulating the adrenal glands to produce cortisol, a steroid hormone that helps maintain blood sugar levels, blood pressure, and immune function. ACTH is also involved in the production of aldosterone and other corticosteroids, which are crucial for maintaining electrolyte balance and the body’s overall metabolic function. Clinically, ACTH is used as a diagnostic tool to assess adrenal gland function and in the treatment of adrenal insufficiency.

Category

Peptide hormone

Sequence

Ser-Tyr-Ser-Met-Glu-His-Phe-Arg-Trp-Gly-Lys-Pro-Val-Gly-Lys-Lys-Arg-Arg-Pro-Val-Lys-Val-Tyr-Pro

Molecular Weight

Approximately 4,541 g/mol

Molecular Formula

C207H308N56O58S

Most Common Uses:

Diagnostic Testing: ACTH is commonly used in clinical settings to evaluate adrenal gland function. By administering synthetic ACTH, physicians can determine whether the adrenal glands are properly responding by producing cortisol. This test is often used to diagnose conditions like Addison’s disease, adrenal insufficiency, or pituitary disorders.

Treatment of Adrenal Insufficiency: In patients with adrenal insufficiency (such as Addison’s disease or congenital adrenal hyperplasia), ACTH stimulates the production of cortisol and other corticosteroids. It is sometimes used therapeutically to manage these conditions, although long-term treatment usually involves direct administration of corticosteroids.

Management of Autoimmune and Inflammatory Diseases: ACTH has been used to treat autoimmune and inflammatory conditions such as multiple sclerosis, nephrotic syndrome, and rheumatoid arthritis. This is because ACTH increases the production of cortisol, which has potent anti-inflammatory effects.

Infantile Spasms (West Syndrome): ACTH is used in pediatric neurology to treat infantile spasms, a severe form of epilepsy that occurs in infants. Its efficacy in reducing seizure activity is linked to its ability to modulate inflammation and stress responses through cortisol production.

Warnings and Cautions:

Potential for Overstimulation: Prolonged use of ACTH can lead to overstimulation of the adrenal glands, resulting in excessive cortisol production. This may cause Cushing’s syndrome, a condition characterized by high cortisol levels that can lead to weight gain, high blood pressure, and bone loss.

Immune Suppression: ACTH increases cortisol levels, which can suppress the immune system, making individuals more susceptible to infections.

Side Effects: Common side effects of ACTH therapy include increased appetite, mood swings, edema, hypertension, and gastrointestinal upset. Long-term use may also lead to hyperglycemia, muscle weakness, and osteoporosis.

Dosages:

ACTH Stimulation Test: The typical diagnostic ACTH stimulation test dosage is 250 mcg of synthetic ACTH, administered via IV or IM. Blood samples are taken before and after the administration to measure cortisol levels.

Therapeutic Use: Doses of ACTH for therapeutic purposes vary depending on the condition being treated. Lower doses are used to stimulate cortisol production in adrenal insufficiency, while higher doses may be needed in autoimmune or inflammatory conditions. ACTH is often administered in cycles to prevent overstimulation of the adrenal glands.

Infantile Spasms: The typical ACTH dose for infantile spasms is 75 to 150 units/m² per day, administered intramuscularly. The treatment duration and tapering protocols depend on the child’s response.

Mechanism of Action:

ACTH works by binding to specific receptors (melanocortin receptors) on the surface of adrenal gland cells, stimulating the production and release of cortisol, aldosterone, and other corticosteroids. These hormones play vital roles in regulating metabolism, the immune response, inflammation, and electrolyte balance. Cortisol, in particular, helps the body respond to stress by increasing blood sugar levels, reducing inflammation, and maintaining blood pressure. The production of aldosterone helps regulate sodium and potassium levels, which are critical for blood pressure regulation and fluid balance.

Benefits:

Diagnostic Precision: ACTH stimulation testing accurately assesses adrenal function, allowing for the diagnosis of conditions like Addison’s disease or secondary adrenal insufficiency.

Management of Adrenal Insufficiency: ACTH helps in the short-term management of adrenal insufficiency by stimulating cortisol production, which is essential for metabolism, immune function, and stress response.

Anti-inflammatory and Immunomodulatory Effects: ACTH-induced cortisol production has significant anti-inflammatory effects, making it a valuable treatment option for autoimmune and inflammatory disorders.

Treatment of Infantile Spasms: ACTH’s ability to modulate inflammation and cortisol levels makes it an effective therapy for controlling infantile spasms, a serious neurological disorder in infants.

Closing:

Adrenocorticotropic hormone (ACTH) is an essential peptide hormone that regulates cortisol production and maintains the body’s response to stress. Clinically, it is used both diagnostically and therapeutically, particularly in assessing adrenal function and treating adrenal insufficiency, autoimmune diseases, and infantile spasms. While it offers significant therapeutic benefits, long-term use requires careful monitoring due to the potential for immune suppression and other side effects of overstimulation of the adrenal glands.

Sourcing

USA

LIMITLESS LIFE NOOTROPICS aka Biotech

Use Discount Code: EP20

SCANTIFIX

Use Discount Code: Exploringpeptides

Canada

BIOSLAB

Use Discount Code: EP10

Europe

DNLABResearch

Use Discount Code: EP15

Australia

LVLUPHEALTH

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Peptide Therapy Guide Editorial Team

Editorial team for Peptide Therapy Guide.

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