Triptorelin Research Reference

Catalog classification, reference sizes, lab math links, and source-backed data. Educational use only — not medical advice.

Researched for: Triptorelin evidence and protocol review

Signal Peptides peptide Extended-releaseinjectionsuspensionLyophilized needs_revision Best effort · source review pending

Also known as: GnRH agonist reference

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Best-effort research profile: this record has not passed full two-source scientific verification. Descriptive fields, research protocols, storage/handling notes, and interaction guidance below are shown with their evidence labels, but calculator presets and exact dosing math remain hidden until the record is verified or reaches Community-Supported status.

Quick Facts

Reference Sizes
3.75 mg approved depot, 11.25 mg approved depot, 22.5 mg approved depot, 1 mg RUO vial, 2 mg RUO vial
Storage
Per FDA label (Trelstar depot formulations): verify current cold-chain/storage requirements before recording.
Solubility
Lyophilized; reconstitute per manufacturer; depot microspheres for extended release

Best-Effort Research Profile

Triptorelin is a GnRH agonist that initially stimulates and then suppresses pituitary gonadotropin release. The U.S. TRELSTAR label covers palliative treatment of advanced prostate cancer using depot products. Other triptorelin products and jurisdictions may have different indications, including central precocious puberty or reproductive-medicine uses; those must not be attributed to the U.S. TRELSTAR label.

Source review pending. This descriptive profile is shown from the available source material as a best-effort educational reference. It has not passed the full verification bar and is not a dosing instruction, medical claim, or treatment recommendation.

Research Profile

Half-Life
Elimination half-life of approximately 2.8 hours in healthy volunteers after IV administration (longer, 6.6-7.7 hours, in patients with renal or hepatic impairment); subcutaneous injection produces a longer apparent half-life due to slow release from the injection site.
Onset
Initial hormonal flare within days, followed by suppression over 2-4 weeks
Administration Routes (Research)
Intramuscular (IM)

Reported Research Effects

Reported Research Side Effects

Data source: Primary literature, regulator records, trial registries, and identity-specific evidence search

Reflects preclinical/research literature context only. Not a medical claim, dosing instruction, or treatment recommendation.

Route-Specific Research Protocols

Amounts and schedules are separated by administration route. Evidence badges distinguish labels, human studies, preclinical work, community reports, and evidence gaps.

Label / guideline Human study Community only Preclinical only Not established
Intramuscular (IM) Label / guideline

3.75 mg every 4 weeks, 11.25 mg every 12 weeks, or 22.5 mg every 24 weeks depending on product

Frequency / timing
Product-specific interval
Duration / setting
Ongoing
Technique
IM
Evidence
Regulatory label

Context: TRELSTAR prescribing information

Formulation: Route-specific sterile formulation and professional handling requirements apply; concentration cannot be inferred from an oral or topical product.

Route safety: Use only in the cited label or guideline context; route, formulation, indication, and patient-specific limits still apply.

Source 1

Do not convert an amount between routes. Bioavailability, formulation, sterility, monitoring, and clinical context differ by route. Research-use context only; independently verify every cited source.

Research Notes

Approved depot schedules are formulation-specific and not interchangeable with 1 mg or 2 mg RUO vials. The U.S. TRELSTAR record should not claim every indication carried by other triptorelin products or jurisdictions.

Supplementary research context only. Not medical advice or a treatment recommendation.

Sources Under Review

TRELSTAR triptorelin pamoate prescribing information — DailyMed (NIH)
https://dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=b1b84d62-a369-a4b7-5c41-dd1f553a18f3

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Research Use Only. All content is for educational and research reference only. Not medical advice, a treatment recommendation, or guidance on human use. Compounds are not FDA-approved drugs unless specifically noted.

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