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Medication guide · Contraception in perimenopause

Slynd (drospirenone): estrogen-free birth control pill in perimenopause

An estrogen-free contraceptive pill, sometimes considered in perimenopause when estrogen is not suitable. It is not menopause hormone therapy.

Written by the Kindr Health Editorial & Clinical TeamMedically reviewed by Kindr Health Clinical Team Kindr Health Inc. organizational NPI 1609792902Published Last reviewed

Slynd is a progestin-only pill containing 4 mg of drospirenone. Its FDA-approved use is preventing pregnancy in females of reproductive potential. Each pack has 24 active white tablets and 4 inactive green tablets. Because it contains no estrogen, it can be an option for people who need contraception but should avoid estrogen. It does not treat hot flashes or other menopause symptoms and is not hormone replacement therapy.

Key warnings on the current Slynd label

Slynd's current label (DailyMed, August 2026) has no boxed warning. Its warnings cover hyperkalemia (high potassium), blood clots, bone loss, cervical cancer, liver disease, ectopic pregnancy, blood sugar in people with diabetes, irregular bleeding or no bleeding, and depression.

Slynd is contraindicated with kidney impairment, adrenal insufficiency, current or past cervical cancer or progestin-sensitive cancer, liver tumors or liver impairment, and undiagnosed abnormal uterine bleeding.

Current label check

The medication-specific claims on this page were checked against these current product labels on 2026-10-03.

Source: DailyMed, U.S. National Library of Medicine
Product labelLabel dateBoxed warning on that label
Slynd (drospirenone) tablets2026-08-27None

Established evidence

FDA-approved use

Prevention of pregnancy in females of reproductive potential. Slynd is not approved to treat any menopause symptom.

Why it comes up in perimenopause

Pregnancy remains possible until menopause is confirmed. People in their forties who need contraception but have reasons to avoid estrogen, such as migraine with aura, a history of blood clots, or smoking over 35, may discuss a progestin-only method. Other estrogen-free options include hormonal IUDs, the implant, and copper IUDs.

Established evidence

Missed tablets: what the label says

If one white active tablet is missed, take it as soon as possible and continue one tablet a day. If two or more white active tablets are missed, take the last missed tablet as soon as possible, continue one a day, and use non-hormonal backup contraception such as condoms if having sex within the next 7 days. Follow the full label instructions or a pharmacist's advice.

Established evidence

Potassium and drug interactions

Drospirenone has anti-mineralocorticoid activity and can raise potassium. The label advises checking potassium during the first cycle in people taking medicines that can raise potassium long term, such as ACE inhibitors, angiotensin receptor blockers, potassium-sparing diuretics, or regular NSAIDs.

Slynd vs menopause hormone therapy

Different medicines, different goals
FeatureSlyndMenopause hormone therapy
Main purposePrevent pregnancyTreat menopause symptoms
Contains estrogenNoUsually yes
Treats hot flashesNoYes

Established evidence

Common side effects

  • Irregular or unscheduled bleeding
  • Acne
  • Headache
  • Breast pain
  • Weight change
  • Nausea

Questions to ask a healthcare professional

  • Do I still need contraception at my age?
  • Is a pill, IUD, or implant better for me?
  • How will we know when I can stop contraception?

What people ask about Slynd

Is Slynd hormone replacement therapy?+

No. Slynd is a contraceptive. It does not treat hot flashes, night sweats, or vaginal dryness.

Does Slynd have a boxed warning?+

No. Its current label has no boxed warning, but it lists important warnings including high potassium.

Does Kindr Health offer Slynd?+

This page is educational and does not state or imply availability through Kindr Health.

Education, not a medication offer

Kindr Health does not claim to offer Slynd on this page. Availability and prescribing are not implied.

SOURCES & REFERENCES

Every clinical claim on this page is sourced.

  1. Slynd (drospirenone) tablets prescribing information (2026) — DailyMed, U.S. National Library of Medicine. dailymed.nlm.nih.gov/dailymed/drugInfo.cfm?setid=db32bc55-f295-4d87-9dbb-0a2f45573dcf
  2. The 2022 hormone therapy position statement of The North American Menopause Society (2022) — The Menopause Society (Menopause journal). pubmed.ncbi.nlm.nih.gov/35797481

This resource is educational and does not replace individualized medical advice. Do not start, stop, or change a prescription without guidance from a licensed healthcare professional.