Compound library / Fertility

GnRH Antagonists (Cetrotide / Ganirelix)

Injectable medications that prevent premature ovulation during IVF stimulation cycles by blocking the pituitary's LH surge.

CategoryFertility
Typical routeSubcutaneous
Half-life~12-16 hours (Cetrotide), ~13-16 hours (Ganirelix)
Common dose range0.25 mg/day, started partway through stimulation per protocol
Typical cycle lengthSeveral days within an IVF stimulation cycle

BioHack Track models GnRH Antagonists (Cetrotide / Ganirelix) at a half-life of 14 hours, so every dose you log is decayed against that curve and the app shows what is still circulating — not just what you typed.

Reconstitution

Pre-filled syringes are common; some formulations require reconstitution with provided diluent.

Storage

Store at room temperature unless label specifies refrigeration.

Cautions

Timing within the IVF cycle is critical — always follow the fertility clinic's exact protocol and schedule.

Track GnRH Antagonists (Cetrotide / Ganirelix) in BioHack Track. Half-life, dose range and route come pre-filled from this library — log a dose and the app counts your vial down, models what is in your system, and puts it on the same chart as your labs and body composition.

Others in Fertility

Look up the research

These open a search of each database for GnRH Antagonists (Cetrotide / Ganirelix) — they are not citations, and nothing here is evidence for any particular dose. The same links are in the app.

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