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Ethynodiol Diacetate and Ethinyl Estradiol (Kelnor 1/35)

Ethynodiol Diacetate and Ethinyl Estradiol supplements progesterone activity, used in contraception and hormone therapy.

First FDA approval2005-06-20
Generic availableYes · 4 mfrs
Shortage statusDiscontinued
340B exposureunknown
Last updated
NADAC: weekly (every Wed)Part D Formulary: quarterlyPart D Spend: annual (CY24)Orange Book: weeklyShortages: daily
At a glance · the numbers a plan sponsor wants on screen one
Lowest NADAC
$0.338/unit
6 NDCs benchmarked, lowest of all strengths.
Average NADAC
$0.538
Across all dosage forms in distribution.
Highest NADAC
$0.738
Range is tight.
Plans with PA
0 / 329
Zero PA friction — switching is purely formulary.

Questions a plan sponsor actually asks.

FAQPage schema10 entries indexed · 4 visible
What is Ethynodiol Diacetate and Ethinyl Estradiol used for?

Ethynodiol Diacetate and Ethinyl Estradiol supplements progesterone activity, used in contraception and hormone therapy.

Is there a generic for Ethynodiol Diacetate and Ethinyl Estradiol?

Yes. 6 ANDAs filed at FDA, 4 generic manufacturers currently shipping.

How much does my plan pay for Ethynodiol Diacetate and Ethinyl Estradiol?

Across 329 Part D plans, Ethynodiol Diacetate and Ethinyl Estradiol averages $0.538/unit (NADAC). Lowest available: $0.338/unit. Highest in distribution: $0.738/unit.

Is Ethynodiol Diacetate and Ethinyl Estradiol on the FDA shortage list?

Ethynodiol Diacetate and Ethinyl Estradiol has been discontinued by its manufacturer(s).

6 additional drug-specific questions are indexed in the page's FAQPage schema for search engines and LLM crawlers, beyond what renders visually above. View page source for the complete JSON-LD.

Same class. Different math.

Progestin6 alternatives in D1
01
Desogestrel and Ethinyl Estradiol
Brand: AVERI
$0.135Lowest NADAC
11Generic mfrs
CY24 Part D spend
Compare →
02
Desogestrel and Ethinyl Estradiol and Ethinyl Estradiol
Brand: SIMLIYA
$0.168Lowest NADAC
0Generic mfrs
CY24 Part D spend
Compare →
03
Drospirenone and Ethinyl Estradiol
Brand: Jasmiel
$0.157Lowest NADAC
11Generic mfrs
CY24 Part D spend
Compare →
04
Etonogestrel
Brand: Nexplanon
Lowest NADAC
0Generic mfrs
$1.0MCY24 Part D spend
Compare →
05
Levonorgestrel
Brand: Kyleena
Lowest NADAC
0Generic mfrs
$1.4MCY24 Part D spend
Compare →
06
Medroxyprogesterone
Brand: Depo-Provera
$0.114Lowest NADAC
6Generic mfrs
$12.6MCY24 Part D spend
Compare →

Sources · every number above traces back.

Last refresh30 May 2026

Drug identity, dosage forms, brand names: openFDA NDC Directory · First approval, ANDA history: FDA Orange Book (6 approvals on file) · NADAC unit costs: CMS NADAC weekly file (6 NDCs benchmarked) · Formulary tier and PA placement: CMS Part D Formulary file (329 plans) · Annualized spend, claims, beneficiaries: CMS Part D Spending Dashboard · Shortage status: FDA Drug Shortage Database · 340B exposure: HRSA OPAIS. Methodology and reproducibility notes on /methodology.