Guides

Your guide to IUI: From period to first procedure

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Your IUI journey, one step at a time

1

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Start your period

Your period marks the beginning of a new menstrual cycle. Let your fertility team know when full flow begins, as this is typically considered cycle day 1. Your team will tell you when to schedule your first monitoring appointment.

2

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Day 2-3 cycle monitoring

You’ll come in for bloodwork and often a transvaginal ultrasound to check your hormone levels, ovaries, and uterine lining. This helps your doctor determine whether you’re ready to start medications for the cycle.

3

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Start your fertility medication

Depending on your diagnosis, ovulation patterns, and treatment plan, your doctor may prescribe letrozole, Clomid (clomiphene), or injectable fertility medications to help one or more follicles grow. Your medication and dose are personalized to you.

4

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Monitor your follicles

You’ll return for ultrasound and bloodwork to track follicle growth and hormone levels on cycle day 10, or sooner if you tend to have shorter cycles. Your team is looking for an appropriately developed follicle and signs that ovulation is approaching. You may need a few monitoring visits before you’re ready for the next step.

5

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Take your trigger shot

When the timing is right, your doctor may prescribe an Ovidrel trigger shot to help the final maturation of the egg and coordinate ovulation. Follow your team’s exact instructions for when to take it—timing matters! Your IUI is typically scheduled around 24–36 hours later, depending on your protocol.

6

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Prepare the sperm sample

The sperm source depends on your treatment plan. Your partner may provide a fresh sample on IUI day, or your team may thaw a frozen partner or donor sperm sample. Your team will give you specific instructions about collection, timing, and sample delivery.

7

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The sperm is washed

The lab processes the sample to separate motile sperm from seminal fluid and other components, concentrating the sperm used for insemination. This preparation helps your team place the processed sample into the uterus.

8

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Undergoing IUI

You’ll lie back while your clinician gently passes a thin, flexible catheter through your cervix and places the prepared sperm into your uterus. It often feels similar to a Pap smear, with mild cramping or discomfort for some patients. The procedure usually takes just a few minutes, and most people can return to their usual activities afterward.

More on what to expect during your IUI journey