==== Reference: Usmani SS, Bedi G, Samuel JS, Singh S, Kalra S, Kumar P, et al. (2017) THPdb: Database of FDA-approved peptide and protein therapeutics. PLoS ONE 12(7) e0181748.====

Detailed description page of THPdb

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1501 details
Primary information
ThPP IDTh1104
Therapeutic Peptide/Protein NameCorticotropin
SequenceSYSMEHFRWGKPVGKKRRPVKVYPDGAEDQLAEAFPLEF view full sequnce in fasta
Functional ClassificationIV
Molecular Weight4541.0658
Chemical FormulaC207H308N56O58S
Isoelectric PointN.A.
HydrophobicityN.A.
Melting Point (℃)N.A.
Half Life15 minutes (IV adminstration)
DescriptionCorticotropin (ACTH or adrenocorticotropic hormone) is a polypeptide hormone produced and secreted by the pituitary gland. It is an important player in the hypothalamic-pituitary-adrenal axis.
Indication/DiseaseFor use as a diagnostic agent in the screening of patients presumed to have adrenocortical insufficiency.
PharmacodynamicsCorticotropin acts through the stimulation of cell surface ACTH receptors, which are primarily located on the adrenocortical cells. Corticotropin stimulates the cortex of the adrenal gland and boosts the synthesis of corticosteroids, mainly glucocorticoids but also sex steroids (androgens). Corticotropin is also related to the circadian rhythm in many organisms.
Mechanism of ActionAs a diagnostic aid (adrenocortical function), corticotropin combines with a specific receptor on the adrenal cell plasma membrane. In patients with normal adrenocortical function, it stimulates the initial reaction involved in the synthesis of adrenal steroids (including cortisol, cortisone, weak androgenic substances, and a limited quantity of aldosterone) from cholesterol by increasing the quantity of cholesterol within the mitochondria. Corticotropin does not significantly increase serum cortisol concentrations in patients with primary adrenocortical insufficiency (Addison's disease). The mechanism of action of corticotropin in the treatment of infantile myoclonic seizures is unknown.
ToxicityN.A.
MetabolismN.A.
AbsorptionCorticotropin is rapidly absorbed following intramuscular administration; the repository dosage form is slowly absorbed over approximately 8 to 16 hours.
Volume of DistributionN.A.
ClearanceN.A.
CategoriesN.A.
Patents NumberN.A.
Date of IssueN.A.
Date of ExpiryN.A.
Drug InteractionN.A.
TargetN.A.
Information of corresponding available drug in the market
Brand NameH.P. Acthar
CompanyQuestcor Pharmaceuticals, Inc.
Brand DiscriptionH.P. Acthar Gel is a highly purified sterile preparation of the adrenocorticotropic hormone in 16% gelatin. Corticotropin is a man-made form of a hormone that occurs naturally in the body.Corticotropin is used as part of a medical test to check the functioning of your adrenal glands. Corticotropin is also used to treat many different conditions such as allergic disorders, psoriasis and other skin conditions, eye conditions, arthritis, lupus, multiple sclerosis, ulcerative colitis, breathing disorders, and many others
Prescribed forInfantile spasms, Multiple Sclerosis, Rheumatic Disorders such as Psoriatic arthritis, Rheumatoid arthritis, including juvenile rheumatoid arthritis (selected cases may require low-dose maintenance therapy), Ankylosing spondylitis, Collagen Diseases such as systemic lupus erythematosus, systemic dermatomyositis (polymyositis). Dermatologic Diseases Severe erythema multiforme, Stevens-Johnson syndrome. Allergic States, Serum sickness, Ophthalmic Diseases. Severe acute and chronic allergic and inflammatory processes involving the eye and its adnexa such as: keratitis, iritis, iridocyclitis, diffuse posterior uveitis and choroiditis, optic neuritis, chorioretinitis, anterior segment inflammation. Respiratory Diseases
Chemical NameN.A.
FormulationAlso contains 0.5% phenol, not more than 0.1% cysteine (added), sodium hydroxide and/or acetic acid to adjust pH and water for injection.
Physcial AppearnceN.A.
Route of AdministrationN.A.
Recommended DosageIn the treatment of infantile spasms, H.P. Acthar Gel must be administered intramuscularly. The recommended regimen is a daily dose of 150 U/m² (divided into twice daily intramuscular injections of 75 U/m²) administered over a 2-week period. Dosing with H.P. Acthar Gel should then be gradually tapered over a 2-week period to avoid adrenal insufficiency. The following is one suggested tapering schedule: 30 U/m² in the morning for 3 days; 15 U/m² in the morning for 3 days; 10 U/m² in the morning for 3 days; and 10 U/m² every other morning for 6-days. The usual dose of H.P. Acthar Gel is 40-80 units given intramuscularly or subcutaneously every 24-72 hours.
Contraindicationif you are allergic to corticotropin, or if you have adrenal insufficiency (Addison's disease), scleroderma, a fungal infection, herpes infection of the eyes, osteoporosis, a stomach ulcer, congestive heart failure, high blood pressure, recent surgery, or if you are allergic to pork then this medication is not be administered.
Side Effectsproblems with your vision;swelling, rapid weight gain, feeling short of breath; severe depression, unusual thoughts or behavior, seizure (convulsions);bloody or tarry stools, coughing up blood; pancreatitis (severe pain in your upper stomach spreading to your back, nausea and vomiting, fast heart rate); low potassium (confusion, uneven heart rate, extreme thirst, increased urination, leg discomfort, muscle weakness or limp feeling); or dangerously high blood pressure (severe headache, blurred vision, buzzing in your ears, anxiety, confusion, chest pain, shortness of breath, uneven heartbeats, seizure).
Useful Linkhttp://www.acthar.com/ http://www.healthline.com/goldcontent/corticotropin http://www.drugs.com/cons/acthar.html http://www.rxlist.com/hp-acthar-gel-drug/indications-dosage.htm
PubMed ID18801471, 19697885, 1310274, 27593282, 25897773, 25064382, 24521933, 24318839, 22342285
3-D StructureN.A.