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Norethindrone is a synthetic progestin, which mimic the actions of the endogenous ovarian hormone progesterone.
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Source | J Clin Pharmacol (2012). Figure 1. Norethindrone |
| Method | PK and Pharmacodynamic (PD) Assessments | |
| Cell Lines | ||
| Concentrations | 0.5 mg/kg | |
| Incubation Time | 1, 7, 14, 21, 22, 28, 35, 42, 49, 50, and 56 days | |
| Results | Mean steady-state Cmax, AUC, and Cmin and their 90% CIs of their GLSMRs fell within the no-effect limit boundary of 0.80 to 1.25. |
| Cell Experiment | |
|---|---|
| Cell lines | Human epithelial cervical cancer cells |
| Preparation method | Thereafter, the cells were incubated with serum-free, phenol-free DMEM for 2 hrs, before treatment with 100 nM DEX, MPA, P4 and NET-A for 1 hr. Cells were crosslinked for 10 min at 37°C with1% formaldehyde and the reaction was stopped with 0.1 mM glycine for 5 min, shaking at room temperature. |
| Concentrations | 100 nM |
| Incubation time | 1 h |
| Animal Experiment | |
|---|---|
| Animal models | Female Sprague-Dawley rats |
| Formulation | corn oil |
| Dosages | 3 μg/rat/day |
| Administration | oral |
| Molecular Weight | 298.42 |
| Formula | C20H26O2 |
| CAS Number | 68-22-4 |
| Form | Solid |
| Solubility (25°C) | DMSO 50 mg/mL |
| Storage |
Powder -20°C 3 years ; 4°C 2 years In solvent -80°C 6 months ; -20°C 1 month |
| Related Progesterone Receptor Products |
|---|
| Dienogest
Dienogest is an orally-active semisynthetic, steroidal progestogen (or progestin). |
| Gestodene
Gestodene is a synthetic progestin used as a contraceptive. |
| Altrenogest
Altrenogest is a progestogen structurally related to veterinary steroid trenbolone. |
| Dydrogesterone
Dydrogesterone is an orally active progestogen which acts directly on the uterus, producing a complete secretory endometrium in an estrogen-primed uterus. |
| Ethynodiol diacetate
Ethynodiol diacetate is one of the first synthetic progestogens used in contraceptive pills. |
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