"An investigational long-acting form of recombinant human growth hormone (rhGH) given twice a month has achieved efficacy and safety at 2 years, new data show.
The novel long-acting recombinant human growth hormone fusion protein somav"...
(somatropin [rDNA origin]) Injection
Omnitrope® (somatropin-[rDNA] origin) is a polypeptide hormone of recombinant DNA origin. It has 191 amino acid residues and a molecular weight of 22,125 daltons. The amino acid sequence of the product is identical to that of human growth hormone of pituitary origin (somatropin). Omnitrope® is synthesized in a strain of. Escherichia coli that has been modified by the addition of the gene for human growth hormone. Omnitrope® Cartridge is a clear, colorless, sterile solution for subcutaneous injection. Omnitrope® for Injection is a lyophilized powder that is reconstituted for subcutaneous injection.
Figure 1: Schematic amino acid sequence of human growth hormone
including the disulfide bonds
Each Omnitrope® Cartridge or vial contains the following (see Table 4):
Table 4. Contents of Omnitrope® Cartridges and Vial
|Product||Cartridge 5 mg/1.5 mL||Cartridge 10 mg/1.5 mL||For Injection 5.8 mg/vial|
|Somatropin||5 mg||10 mg||5.8 mg|
|Disodium hydrogen phosphate heptahydrate||1.3 mg||1.70 mg||2.09 mg|
|Sodium dihydrogen phosphate dihydrate||1.6 mg||1.35 mg||0.56 mg|
|Poloxamer 188||3.0 mg||3.0 mg||-|
|Glycine||-||27.75 mg||27.6 mg|
|Benzyl alcohol||13.5 mg||-||-|
|Water for Injection||to make 1.5 mL||to make 1.5 mL||-|
|Diluent (vials only)||Bacteriostatic Water for Injection|
|Water for injection||to make 1.14 mL|
|Benzyl alcohol||17 mg|
What are the possible side effects of somatropin?
If you have Prader-Willi syndrome, call your doctor promptly if you develop signs of lung or breathing problems such as shortness of breath, coughing, or new or increased snoring. Rare cases of serious breathing problems have occurred in patients with Prader-Willi syndrome who use somatropin.
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Call your doctor at once if you have any of these serious side effects:
- severe pain in your upper stomach spreading to your...
Last reviewed on RxList: 10/31/2016
This monograph has been modified to include the generic and brand name in many instances.
Additional Omnitrope Information
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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