nutropin

How long does Somatropin stay in your body?

The elimination half-life of somatropin is about 3 hours (after subcutaneous injection) — the time it takes the body to clear about half of it. As a rule of thumb, a medicine is mostly gone after roughly 4 to 5 half-lives, though this varies from person to person with age and kidney or liver function. Somatropin is recombinant human growth hormone, given by subcutaneous injection. Its true elimination half-life is very short — the label reports a mean terminal half-life of only 0.4 hours (about 24 minutes) after intravenous dosing. After the usual subcutaneous injection the apparent half-life is longer, about 3.0 hours in growth-hormone-deficient adults, because slow absorption from the injection site (not elimination) becomes rate-limiting. So the drug itself clears quickly, but a subcutaneous dose is released over several hours. This half-life is not a drug-test detection window: growth hormone use is detected by anti-doping tests through downstream biomarkers (e.g., IGF-1) and isoform ratios that stay altered for days, far longer than the hormone's own half-life. Genotropin was not studied in patients with renal or hepatic impairment.

This is general information, not medical advice. It doesn’t tell you when a drug test would read negative (tests detect substances for different, often longer, windows) or when it’s safe to take another dose — ask your pharmacist or prescriber. Source: GENOTROPIN (somatropin) FDA label — DailyMed.

Frequently asked questions

What does Nutropin treat?

Nutropin (Somatropin) may be used to treat cachexia, dwarfism, heart failure, noonan syndrome, prader-willi syndrome, turner syndrome, based on NIH RxClass drug-classification data (conditions a drug may treat — not a verbatim copy of the FDA-approved label). This is general reference, not medical advice.

How does Nutropin work?

Nutropin is a recombinant human growth hormone. Recombinant human growth hormone is a lab-made copy of the body's own growth hormone. It signals the liver and other tissues to make insulin-like growth factor-1 (IGF-1), which drives cells to take up protein and divide, promoting bone, muscle, and tissue growth.

How is Nutropin rated?

pharmaranks gives Nutropin a composite score of 3.5 out of 5, currently based on 1 weighted source (FDA regulatory recall-safety data weighted highest). See our methodology at /how-we-rate.

Is there a coupon or discount for Nutropin?

pharmaranks is an independent ratings site, not a pharmacy — we don't issue coupons or sell Nutropin. To pay less, ask your prescriber or pharmacist whether a generic equivalent exists, check the manufacturer's copay/savings card and patient-assistance program, and compare a pharmacy discount card against your insurance copay. Prices vary by pharmacy, insurance, and location, so always confirm at the counter. This is general reference, not medical or financial advice.

Who makes Nutropin?

Nutropin is marketed by Genentech Inc. You can see Genentech Inc's full profile, rating, and other products on pharmaranks.

Is Nutropin a brand-name or generic drug?

Nutropin is a brand-name product with the active ingredient Somatropin.

Is Nutropin available over the counter?

No. Nutropin is a prescription (Rx) medication in the US — you need a prescription from a licensed clinician (in person or via telehealth); it isn't sold over the counter. For some conditions there are OTC alternatives — ask your pharmacist.

What forms does Nutropin come in?

Nutropin is currently marketed as injectable, per the FDA's National Drug Code Directory.

What class of drug is Nutropin?

Nutropin is classified as recombinant human growth hormone, per the FDA's Established Pharmacologic Class.

Is Nutropin FDA-registered?

Nutropin is on record with the U.S. FDA under application number BLA020168. You can verify this on its official FDA label.

Has Nutropin been recalled by the FDA?

Nutropin has no FDA recalls recorded under its own application in the openFDA enforcement database. Its recall-safety score reflects its manufacturer's overall recall record. This is general reference, not medical advice — check the FDA recall database for the latest alerts.

Is Nutropin safe?

There's no single safe-or-not verdict. pharmaranks gives Nutropin a recall-safety score of 70/100, based on its FDA recall history (no recalls under its own FDA application) — not an efficacy or side-effect rating. Review its FDA-label side effects and warnings before use, and always consult a licensed professional.