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Description

Lanreotide is a medication used in the management of acromegaly and symptoms caused by neuroendocrine tumors, most notably carcinoid syndrome. It is a long-acting analog of somatostatin. It is available in several countries, including the United Kingdom, Australia and Canada, and was approved for sale in the United States by the Food and Drug Administration on August 30, 2007. Lanreotide was developed in the lab of Dr. David H. Coy, School of Medicine. Dr. Coy serves as Director of the Peptide Laboratory. Lanreotide (as lanreotide acetate) is manufactured by Ipsen, and marketed under the trade name Somatuline. The mechanism of action of lanreotide is believed to be similar to that of natural somatostatin. Lanreotide has a high affinity for human somatostatin receptors (SSTR) 2 and 5 and a reduced binding affinity for human SSTR1, 3, and 4. Activity at human SSTR 2 and 5 is the primary mechanism believed responsible for GH inhibition. Like somatostatin, lanreotide is an inhibitor of various endocrine, neuroendocrine, exocrine and paracrine functions. Lanreotide inhibits the basal secretion of motilin, gastric inhibitory peptide and pancreatic polypeptide, but has no significant effect on the secretion of secretin. Lanreotide inhibits postprandial secretion of pancreatic polypeptide, gastrin and cholecystokinin (CCK). In healthy subjects, lanreotide produces a reduction and a delay in post-prandial insulin secretion, resulting in transient, mild glucose intolerance.

Originator

Approval Year

Targets

Primary TargetPharmacologyConditionPotency

Conditions

ConditionModalityTargetsHighest PhaseProduct
Primary
SOMATULINE DEPOT

Cmax

ValueDoseCo-administeredAnalytePopulation
38.3 ng/mL
30 mg single, intramuscular
LANREOTIDE plasma
Homo sapiens
38 ng/mL
7 μg/kg single, intravenous
LANREOTIDE plasma
Homo sapiens
4.246 ng/mL
60 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens
8.391 ng/mL
90 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens
6.785 ng/mL
120 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens
3.053 ng/mL
120 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens
3.543 ng/mL
90 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens
1.65 ng/mL
60 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens
3.821 ng/mL
60 mg 1 times / 4 weeks steady-state, subcutaneous
LANREOTIDE plasma
Homo sapiens
5.694 ng/mL
90 mg 1 times / 4 weeks steady-state, subcutaneous
LANREOTIDE plasma
Homo sapiens
3.053 ng/mL
120 mg 1 times / 4 weeks steady-state, subcutaneous
LANREOTIDE plasma
Homo sapiens

AUC

ValueDoseCo-administeredAnalytePopulation
65.98 ng × day/mL
30 mg single, intramuscular
LANREOTIDE plasma
Homo sapiens
22.1 ng × h/mL
7 μg/kg single, intravenous
LANREOTIDE plasma
Homo sapiens
1904.98 ng × h/mL
60 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens
2984.35 ng × h/mL
90 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens
3552.26 ng × h/mL
120 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens
48.49 ng × day/mL
120 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens
37.29 ng × day/mL
90 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens
22.27 ng × day/mL
60 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens
68.79 ng × day/mL
60 mg 1 times / 4 weeks steady-state, subcutaneous
LANREOTIDE plasma
Homo sapiens
85.11 ng × day/mL
90 mg 1 times / 4 weeks steady-state, subcutaneous
LANREOTIDE plasma
Homo sapiens
4.523 ng × day/mL
120 mg 1 times / 4 weeks steady-state, subcutaneous
LANREOTIDE plasma
Homo sapiens

T1/2

ValueDoseCo-administeredAnalytePopulation
4.52 day
30 mg single, intramuscular
LANREOTIDE plasma
Homo sapiens
1.03 h
7 μg/kg single, intravenous
LANREOTIDE plasma
Homo sapiens
664 h
60 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens
860 h
90 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens
816 h
120 mg single, subcutaneous
LANREOTIDE plasma
Homo sapiens

Funbound

ValueDoseCo-administeredAnalytePopulation
19%
unknown, unknown
LANREOTIDE plasma
Homo sapiens

PubMed

Patents

Sample Use Guides

In Vivo Use Guide
Patients should begin treatment with Somatuline Depot (lanreotide) 90 mg given via the deep subcutaneous route, at 4 week intervals for 3 months. After 3 months dosage may be adjusted as follows: • GH >1 to ≤ 2.5 ng/mL, IGF-1 normal and clinical symptoms controlled: maintain. Somatuline Depot dose at 90 mg every 4 weeks. • GH > 2.5 ng/mL, IGF-1 elevated and/or clinical symptoms uncontrolled, increase Somatuline Depot dose to 120 mg every 4 weeks. • GH ≤ 1 ng/mL, IGF-1 normal and clinical symptoms controlled: reduce Somatuline Depot dose to 60 mg every 4 weeks.
Route of Administration: Other
In Vitro Use Guide
Treatment with lanreotide alone at doses of either 100 or 1000 nM for 48 h reduced clonogenic survival by 5–10%. Radiation alone produced a dose-dependent survival curve with a SF2 of 48–55%, and lanreotide had no effect on this curve. The addition of lanreotide resulted in a 23% increase in the proportion of apoptotic sub-G1 cells following irradiation.
Substance Class Protein
Protein Sub Type
Sequence Type COMPLETE
Record UNII
0G3DE8943Y
Record Status Validated (UNII)
Record Version
Subunit 0

Structural Modifications