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Intrarosa

Generic: Prasterone

Verified·Apr 23, 2026
Manufacturer
Millicent
NDC
72495-401
RxCUI
1927688
Route
VAGINAL
ICD-10 indication
N95.2

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About Intrarosa

What is this medication? Intrarosa is a prescription vaginal insert used to treat moderate to severe pain during sexual intercourse, a condition known as dyspareunia. This symptom is typically a result of vulvar and vaginal atrophy, which occurs in postmenopausal women as their natural estrogen levels decline. By targeting the changes in the vaginal tissues, the medication helps reduce discomfort and improve overall sexual health for those experiencing these symptoms after menopause.

The active ingredient in Intrarosa is prasterone, which is a synthetic form of the naturally occurring steroid hormone dehydroepiandrosterone, or DHEA. When the insert is used daily, the prasterone is converted into estrogens and androgens directly within the vaginal cells. This localized approach helps to thicken and lubricate the vaginal lining without significantly increasing hormone levels in the rest of the bloodstream, providing a targeted treatment for menopausal changes.

Copay & patient assistance

  • Patient Copay Amount: Not Publicly Available
  • Maximum Annual Benefit Limit: Not Publicly Available
  • Core Eligibility Restrictions: U.S. residents only; separate programs are available for commercially insured patients and Medicare-eligible patients.
  • RxBIN, PCN, and Group numbers: Not Publicly Available

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Prescribing information

From the FDA-approved label for Intrarosa. Official source: DailyMed (NLM) · Label effective Jan 1, 2025

Indications and usage
1 INDICATIONS AND USAGE INTRAROSA ® is a steroid indicated for the treatment of moderate to severe dyspareunia, a symptom of vulvar and vaginal atrophy, due to menopause. INTRAROSA ® is a steroid indicated for the treatment of moderate to severe dyspareunia, a symptom of vulvar and vaginal atrophy, due to menopause. ( 1 )
Dosage and administration
2 DOSAGE AND ADMINISTRATION Administer one INTRAROSA vaginal insert once daily at bedtime, using the provided applicator. One vaginal insert, once daily at bedtime. ( 2 )
Contraindications
4 CONTRAINDICATIONS Undiagnosed abnormal genital bleeding: Any postmenopausal woman with undiagnosed, persistent or recurring genital bleeding should be evaluated to determine the cause of the bleeding before consideration of treatment with INTRAROSA. Undiagnosed abnormal genital bleeding. ( 4 )
Warnings and precautions
5 WARNINGS AND PRECAUTIONS Current or Past History of Breast Cancer. ( 5.1 ) 5.1 Current or Past History of Breast Cancer Estrogen is a metabolite of prasterone. Use of exogenous estrogen is contraindicated in women with a known or suspected history of breast cancer. INTRAROSA has not been studied in women with a history of breast cancer. 5.1 Current or Past History of Breast Cancer Estrogen is a metabolite of prasterone. Use of exogenous estrogen is contraindicated in women with a known or suspected history of breast cancer. INTRAROSA has not been studied in women with a history of breast cancer.
Adverse reactions
6 ADVERSE REACTIONS In four 12-week randomized, placebo-controlled clinical trials, the most common adverse reaction with an incidence ≥ 2 percent was vaginal discharge. ( 6.1 ) In one 52-week open-label clinical trial, the most common adverse reactions with an incidence ≥ 2 percent were vaginal discharge and abnormal Pap smear. ( 6.1 ) To report SUSPECTED ADVERSE REACTIONS, contact Millicent U.S. Inc at 1-877-810-2101 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch . 6.1 Clinical Trials Experience Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in the clinical trials of a drug cannot be directly compared to rates in the clinical trials of another drug and may not reflect the rates observed in practice. In four (4) placebo-controlled, 12-week clinical trials [91% - White Caucasian non-Hispanic women, 7% - Black or African American women, and 2% - "Other" women, average age 58.8 years of age (range 40 to 80 years of age)], vaginal discharge is the most frequently reported treatment-emergent adverse reaction in the INTRAROSA treatment group with an incidence of ≥ 2 percent and greater than reported in the placebo treatment group. There were 38 cases in 665 participating postmenopausal women (5.71 percent) in the INTRAROSA treatment group compared to 17 cases in 464 participating postmenopausal women (3.66 percent) in the placebo treatment group. In a 52-week non-comparative clinical trial [92% - White Caucasian non-Hispanic women, 6% - Black or African American women, and 2% - "Other" women, average age 57.9 years of age (range 43 to 75 years of age)], vaginal discharge and abnormal Pap smear at 52 weeks were the most frequently reported treatment-emergent adverse reaction in women receiving INTRAROSA with an incidence of ≥ 2 percent. There were 74 cases of vaginal discharge (14.2 percent) and 11 cases of abnormal Pap smear (2.1 percent) in 521 participating postmenopausal women. The eleven (11) cases of abnormal Pap smear at 52 weeks include one (1) case of low-grade squamous intraepithelial lesion (LSIL), and ten (10) cases of atypical cells of undetermined significance (ASCUS). 6.1 Clinical Trials Experience Because clinical trials are conducted under widely varying conditions, adverse reaction rates observed in the clinical trials of a drug cannot be directly compared to rates in the clinical trials of another drug and may not reflect the rates observed in practice. In four (4) placebo-controlled, 12-week clinical trials [91% - White Caucasian non-Hispanic women, 7% - Black or African American women, and 2% - "Other" women, average age 58.8 years of age (range 40 to 80 years of age)], vaginal discharge is the most frequently reported treatment-emergent adverse reaction in the INTRAROSA treatment group with an incidence of ≥ 2 percent and greater than reported in the placebo treatment group. There were 38 cases in 665 participating postmenopausal women (5.71 percent) in the INTRAROSA treatment group compared to 17 cases in 464 participating postmenopausal women (3.66 percent) in the placebo treatment group. In a 52-week non-comparative clinical trial [92% - White Caucasian non-Hispanic women, 6% - Black or African American women, and 2% - "Other" women, average age 57.9 years of age (range 43 to 75 years of age)], vaginal discharge and abnormal Pap smear at 52 weeks were the most frequently reported treatment-emergent adverse reaction in women receiving INTRAROSA with an incidence of ≥ 2 percent. There were 74 cases of vaginal discharge (14.2 percent) and 11 cases of abnormal Pap smear (2.1 percent) in 521 participating postmenopausal women. The eleven (11) cases of abnormal Pap smear at 52 weeks include one (1) case of low-grade squamous intraepithelial lesion (LSIL), and ten (10) cases of atypical cells of undetermined significance (ASCUS).
Use in pregnancy
8 USE IN SPECIFIC POPULATIONS 8.1 Pregnancy Risk Summary INTRAROSA is indicated only in postmenopausal women. There are no data with INTRAROSA use in pregnant women regarding any drug-associated risks. Animal reproduction studies have not been conducted with prasterone. 8.2 Lactation Risk Summary INTRAROSA is indicated only in postmenopausal women. There is no information on the presence of prasterone in human milk, the effects on the breastfed infant, or the effects on milk production. 8.4 Pediatric Use Safety and effectiveness have not been established in pediatric patients. 8.5 Geriatric Use Of the 1522 prasterone-treated postmenopausal women enrolled in the four placebo-controlled 12-week and one open-label 52-week clinical trial, 19 and 11 percent, respectively, were 65 years of age or older. 8.6 Renal Impairment The effect of renal impairment on the pharmacokinetics of prasterone has not been studied. 8.7 Hepatic Impairment The effect of hepatic impairment on the pharmacokinetics of prasterone has not been studied. 8.1 Pregnancy Risk Summary INTRAROSA is indicated only in postmenopausal women. There are no data with INTRAROSA use in pregnant women regarding any drug-associated risks. Animal reproduction studies have not been conducted with prasterone. 8.2 Lactation Risk Summary INTRAROSA is indicated only in postmenopausal women. There is no information on the presence of prasterone in human milk, the effects on the breastfed infant, or the effects on milk production. 8.4 Pediatric Use Safety and effectiveness have not been established in pediatric patients. 8.5 Geriatric Use Of the 1522 prasterone-treated postmenopausal women enrolled in the four placebo-controlled 12-week and one open-label 52-week clinical trial, 19 and 11 percent, respectively, were 65 years of age or older. 8.6 Renal Impairment The effect of renal impairment on the pharmacokinetics of prasterone has not been studied. 8.7 Hepatic Impairment The effect of hepatic impairment on the pharmacokinetics of prasterone has not been studied.

Label text is reproduced as-is from the FDA-approved label. We do not paraphrase, summarize, or omit. Content above is for informational purposes only and is not medical advice. Always consult your prescribing clinician or pharmacist before making decisions about your medication.

Conditions we've indexed resources for

Click a condition to see copay cards, grants, and PA rules specific to it. For the full list of FDA-approved indications, see Prescribing information above.

Medicare Part D coverage

How Intrarosa appears across Medicare Part D plan formularies nationally. Source: CMS monthly Prescription Drug Plan file (2026-04-30).

Covered by plans

1%

39 of 5,509 plans

Most common tier

Tier 4

On 71% of covering formularies

Prior authorization required

43%

of covering formularies

TierFormularies on this tierShare
Tier 1 (preferred generic)1
14%
Tier 2 (generic)1
14%
Tier 4 (non-preferred brand)5
71%

Step therapy: 0% of formularies

Quantity limits: 29% of formularies

Coverage breadth: 7 of 65 formularies

How to read this:plans on the same formulary share tier + PA rules. Your specific plan's copay depends on (a) the tier above, (b) your plan's cost-share for that tier, (c) whether you're in the initial coverage phase or past the 2026 $2,000 out-of-pocket cap. For your exact plan, check its Summary of Benefits or log in to your Medicare.gov account. Copay cards don't apply to Medicare (federal law).

Prior authorization & coverage

PayerPAStep therapyCopay tier

Medicare Part D

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How this page is sourced

  • Drug identity verified against openFDA NDC Directory.
  • Label text (when shown) originates from NLM DailyMed.
  • Copay and assistance URLs verified periodically; if you hit a broken link, tell us.