Yasmin vs Yaz: side-by-side comparison
Yasmin and Yaz share the same active ingredient — Drospirenone, Ethinyl Estradiol — which makes them direct alternatives. The practical differences are brand, manufacturer (Bayer vs Bayer), available strengths and price. This comparison summarises what is the same, what differs, and when each is typically preferred.
| Property | Yasmin | Yaz |
|---|---|---|
| Active ingredient | Drospirenone, Ethinyl Estradiol | Drospirenone |
| Manufacturer | Bayer | Bayer |
| Class | Women's Sexual Health | Hormones and Birth Control |
| Strengths | 3mg / 0.03mg | 3mg/0.02mg |
| Forms | tablet | tablet |
What's the same
Both medications contain Drospirenone, Ethinyl Estradiol. Clinical efficacy is comparable at equivalent doses, and the choice usually comes down to brand, price and availability.
Key differences
Although both contain Drospirenone, Ethinyl Estradiol, they differ in brand (Yasmin vs Yaz), manufacturer (Bayer vs Bayer), excipients, tablet appearance, available strengths (3mg / 0.03mg vs 3mg/0.02mg) and price.
Mechanism and action
Yasmin: Yasmin combines two complementary mechanisms. Yaz: Yaz prevents pregnancy through three mechanisms: ovulation suppression (the dominant effect), thickening of cervical mucus to impede sperm transit, and changes in endometrial receptivity.
When Yasmin is preferred
Yasmin is approved for prevention of pregnancy in women who choose to use a combined oral contraceptive.
When Yaz is preferred
Yaz is approved for contraception in adult women requesting an oral contraceptive, treatment of premenstrual dysphoric disorder (PMDD), and treatment of moderate acne in women aged ≥14 who are also requesting contraception.
Frequently asked questions
Is Yasmin or Yaz better? ▾
Neither is universally better — they share the same active ingredient Drospirenone, Ethinyl Estradiol and are clinically equivalent at comparable doses. The choice usually comes down to brand, available strength, supply and cost.
Can I switch from Yasmin to Yaz? ▾
Switching between Yasmin and Yaz is usually straightforward as both share Drospirenone, Ethinyl Estradiol. Equivalent dose and schedule are confirmed by the prescriber or pharmacist.
Do Yasmin and Yaz have the same side effects? ▾
Generally yes. Sharing Drospirenone, Ethinyl Estradiol, the side-effect profile is comparable. Minor differences can come from excipients and formulation.
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The information on this website is provided for reference and educational purposes only. It does not replace consultation with a qualified healthcare professional.