Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

Hormonal intrauterine device

A hormonal intrauterine device (IUD), also known as an intrauterine system (IUS) with progestogen and sold under the brand name Mirena among others, is an intrauterine device that releases a progestogenic hormonal agent such as levonorgestrel into the uterus. It is used for birth control, heavy menstrual periods, and to prevent excessive build of the…

History & Applications

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around Hormonal intrauterine device. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

AHFS/Drugs.com
Professional Drug Facts
Benefits
No need to remember to take daily action
Clinic review
One month after insertion, then annually
Duration effect
3–8 years
First use
1990 (Mirena—currently available) 1976 (Progestasert—discontinued in 2001)
Perfect use
0.1–0.2%

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Medical uses

Contraindications

Side effects

Composition and hormonal release

Insertion and removal

Mechanisms of action

History

Controversies

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

Hormonal intrauterine device

Nodes81
Edges80
Triples21
Avg. degree1.98
Density0.024691
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

Hormonal intrauterine device

Top relations

AHFS/Drugs.com · 1
Hormonal intrauterine device → Professional Drug Facts
Benefits · 1
Hormonal intrauterine device → No need to remember to take daily action
Clinic review · 1
Hormonal intrauterine device → One month after insertion, then annually
Duration effect · 1
Hormonal intrauterine device → 3–8 years
First use · 1
Hormonal intrauterine device → 1990 (Mirena—currently available) 1976 (Progestasert—discontinued in 2001)
Perfect use · 1
Hormonal intrauterine device → 0.1–0.2%
Periods · 1
Hormonal intrauterine device → Menstrual irregularity, periods usually lighter or none at all
Reversibility · 1
Hormonal intrauterine device → 2–6 months
Risks · 1
Hormonal intrauterine device → Benign ovarian cysts, transient risk of PID, uterine perforation (rare)
STI protection · 1
Hormonal intrauterine device → No

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

iud insertion uterus levonorgestrel hormonal mirena use birth risk control women may device effects one used effective years progesterone perforation

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Hormonal intrauterine deviceAHFS/Drugs.comProfessional Drug Facts1.00infobox
Hormonal intrauterine deviceBenefitsNo need to remember to take daily action1.00infobox
Hormonal intrauterine deviceClinic reviewOne month after insertion, then annually1.00infobox
Hormonal intrauterine deviceDuration effect3–8 years1.00infobox
Hormonal intrauterine deviceFirst use1990 (Mirena—currently available) 1976 (Progestasert—discontinued in 2001)1.00infobox
Hormonal intrauterine devicePerfect use0.1–0.2%1.00infobox
Hormonal intrauterine devicePeriodsMenstrual irregularity, periods usually lighter or none at all1.00infobox
Hormonal intrauterine deviceReversibility2–6 months1.00infobox
Hormonal intrauterine deviceRisksBenign ovarian cysts, transient risk of PID, uterine perforation (rare)1.00infobox
Hormonal intrauterine deviceSTI protectionNo1.00infobox
Hormonal intrauterine deviceSynonymsintrauterine system (IUS), levonorgestrel intrauterine system1.00infobox
Hormonal intrauterine deviceTrade namesMirena, Skyla, Liletta, others1.00infobox
Hormonal intrauterine deviceTypeIntrauterine1.00infobox
Hormonal intrauterine deviceTypical use0.1–0.2%1.00infobox
Hormonal intrauterine deviceUser remindersCheck thread position monthly1.00infobox
Hormonal intrauterine deviceWeightPotential side effect1.00infobox

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.