Enovid
E411214
Enovid was the first commercially available oral contraceptive pill, introduced in the 1960s and widely recognized for revolutionizing birth control and reproductive health.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Enovid canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4069954 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Enovid Context triple: [G. D. Searle & Company, notableProduct, Enovid]
-
A.
Pregny-Chambésy
Pregny-Chambésy is a small, affluent municipality on the shores of Lake Geneva in the canton of Geneva, Switzerland, known for hosting several international organizations and diplomatic missions.
-
B.
Toclafane
The Toclafane are a race of deadly, cybernetic spheres revealed to be the future remnants of humanity in the Doctor Who universe, serving as instruments of mass destruction under the Master.
-
C.
DAViCal
DAViCal is an open-source CalDAV server application used for managing and sharing calendar data over the web.
-
D.
Denesuline
Denesuline are a First Nations people of the larger Dene cultural and linguistic group, traditionally inhabiting subarctic regions of northern Canada.
-
E.
Sarine
The Sarine is a major river in western Switzerland that flows through the canton of Fribourg and ultimately joins the Aare.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Enovid Target entity description: Enovid was the first commercially available oral contraceptive pill, introduced in the 1960s and widely recognized for revolutionizing birth control and reproductive health.
-
A.
Pregny-Chambésy
Pregny-Chambésy is a small, affluent municipality on the shores of Lake Geneva in the canton of Geneva, Switzerland, known for hosting several international organizations and diplomatic missions.
-
B.
Toclafane
The Toclafane are a race of deadly, cybernetic spheres revealed to be the future remnants of humanity in the Doctor Who universe, serving as instruments of mass destruction under the Master.
-
C.
DAViCal
DAViCal is an open-source CalDAV server application used for managing and sharing calendar data over the web.
-
D.
Denesuline
Denesuline are a First Nations people of the larger Dene cultural and linguistic group, traditionally inhabiting subarctic regions of northern Canada.
-
E.
Sarine
The Sarine is a major river in western Switzerland that flows through the canton of Fribourg and ultimately joins the Aare.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
combination oral contraceptive
ⓘ
hormonal contraceptive ⓘ oral contraceptive pill ⓘ pharmaceutical drug ⓘ |
| approvedBy |
U.S. Food and Drug Administration
ⓘ
linked to:
Food and Drug Administration
|
| associatedRisk |
cardiovascular side effects
ⓘ
increased risk of thromboembolic events ⓘ |
| associatedWith |
changes in U.S. contraceptive regulation
ⓘ
early debates over contraceptive safety ⓘ |
| containsHormoneType |
estrogen
ⓘ
progestin ⓘ |
| containsSyntheticEstrogen | mestranol ⓘ |
| containsSyntheticProgestin | norethynodrel ⓘ |
| countryOfFirstApproval |
United States
ⓘ
linked to:
United States of America
|
| developedBy | G. D. Searle & Company ⓘ |
| estrogenComponent | mestranol ⓘ |
| FDAApprovalYear | 1960 ⓘ |
| firstApprovedUse | contraception ⓘ |
| hasActiveIngredient |
mestranol
ⓘ
norethynodrel ⓘ |
| historicalSignificance |
catalyst of the sexual revolution
ⓘ
influenced women’s rights movement ⓘ |
| influencedDevelopmentOf | later low-dose oral contraceptives ⓘ |
| innovationType | first-generation oral contraceptive ⓘ |
| introducedDecade | 1960s ⓘ |
| legacy | established oral contraception as a standard method of birth control ⓘ |
| legalStatusAtApproval | prescription-only medicine ⓘ |
| manufacturer | G. D. Searle & Company ⓘ |
| marketImpact | rapid adoption among women seeking reliable birth control ⓘ |
| mechanismOfAction |
alteration of cervical mucus
ⓘ
changes in endometrial lining ⓘ inhibition of ovulation ⓘ |
| notableFor |
first commercially available oral contraceptive pill
ⓘ
major impact on reproductive health ⓘ revolutionizing birth control ⓘ |
| pharmaceuticalForm | tablet ⓘ |
| pharmacologicalClass | steroid hormone preparation ⓘ |
| previousIndication |
endometriosis
ⓘ
infertility related to ovulatory disorders ⓘ menstrual disorders ⓘ |
| primaryEffect | prevention of pregnancy ⓘ |
| progestinComponent | norethynodrel ⓘ |
| reasonForWithdrawal | safety concerns related to high hormone doses ⓘ |
| regulatoryStatus | withdrawn from market ⓘ |
| routeOfAdministration | oral ⓘ |
| targetPopulation | women of reproductive age ⓘ |
| therapeuticClass | combined estrogen–progestin contraceptive ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Enovid Description of subject: Enovid was the first commercially available oral contraceptive pill, introduced in the 1960s and widely recognized for revolutionizing birth control and reproductive health.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.