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Synthetic Progestin (Medroxyprogesterone, etc.)

Lab-made progesterone-like hormones used to protect the uterus during estrogen therapy.

“I didn’t love how it made me feel emotionally, but it did the job.”

How to Get It

Prescription only. Readily available.

Treatment Timeline

Immediate for uterine protection; cyclical or daily depending on formulation

Insurance Details

Covered by most insurance.

10–$40/month with insurance; ~$50 without

More about

Synthetic Progestin (Medroxyprogesterone, etc.)

What to Love

They’re reliable and often prescribed—but some women are more sensitive to the side effects. If you notice mood swings or sleep issues, ask your provider about switching to micronized progesterone.

How it Works

Dose and schedule vary: some are taken daily, others in cycles. Follow provider instructions closely.

Synthetic progestins are effective at reducing endometrial cancer risk when taking systemic estrogen, but may come with more side effects than bioidentical forms.

These progestins are effective and widely used, but they differ chemically from natural progesterone and may be linked to slightly higher risks of mood issues, breast tenderness, and breast cancer (depending on the type and duration of use).

When to Avoid

Avoid if you have hormone-sensitive cancers, clotting issues, or known intolerance

Possible Side Effects

Mood swings, headaches, bloating, breast tenderness

Recommended Brands

Provera, Aygestin, Camila (norethindrone), generic options

Additional Resources