Gonadorelin
Also called GnRH, LHRH, Factrel
Subcutaneous (under the skin)Product label
Research reference
Product label
Lutrelef/LutrePulse specialist pump
Pulsed delivery through a programmed pump: every 90 minutes in women, every 120 minutes in men
Each prepared pod lasts 3 days; overall course is clinician-defined
Lutrelef official Austrian product information ↗When results may show
- When change was measured
- Hormone and reproductive outcomes need specialist monitoring; pod replacement is not a personal cycle length.
- When to assess
- Each prepared pod lasts 3 days; overall course is clinician-defined
- Conditions and limitations
- Hypothalamic GnRH deficiency; sex and clinical context affect settings. A programmed pump is not a twice-weekly bolus or injection pen. Veterinary gonadorelin labels must not be used as human protocols.
- When to stop
- Use the exact product's clinical monitoring and stopping instructions. A supply interval is not a stop date; severe or persistent reactions need prompt clinical review.
Research timing is descriptive, not a promise or personal instruction. A severe or persistent reaction needs prompt clinical review. This is not medical advice.
Key properties
- Formula
- C55H75N17O13
- Mol. weight
- 1,182.3 Da
- CAS
- 33515-09-2
- PubChem CID
- 638793
External references
Vial arithmetic
Published research contexts for Gonadorelin describe 5–100 mcg per administration. Descriptive only, not a recommendation.
Modelled level — every day
1× is the peak after a single dose.
- Steady-state peak
- 0.97× single dose
- Time to steady state
- 1hours
- Administrations
- 7/ week
Read off the modelled curve, not an even-interval formula
About five half-lives
Where these numbers come from
- Lutrelef official Austrian product informationA programmed pump is not a twice-weekly bolus or injection pen. Veterinary gonadorelin labels must not be used as human protocols.
Next steps
Gonadorelin beginner guideOpen Gonadorelin planning worksheetEstimate Gonadorelin vial costTrack Gonadorelin notes