iMedix Medical Content Engine 3.13.37

Ingredient

Levonorgestrel

Small molecule Progestin; Progestin-containing Intrauterine System

Identity

Verified ingredient identity
Levonorgestrel
Entity type
Small molecule
Pharmacological class
Progestin; Progestin-containing Intrauterine System

Found in verified medicines 9 verified medicines

Single-ingredient medicines 2

Products whose only active ingredient is Levonorgestrel

  • Plan B One-Step Drug Status Over-the-Counter · Form Oral tablet · Strength 1.5 mg
  • Aftera Drug Status Over-the-Counter · Form Oral tablet · Strength 1.5 mg

Combination medicines 7

Products that contain Levonorgestrel together with other active ingredients

Product facets

Single-ingredient medicines
2
Combination medicines
7
Distinct partner ingredients
1
Dosage forms
  • Oral tablet
  • Oral tablet, extended-cycle dispenser
Strengths from single-ingredient medicines
  • 1.5 mg
Partner ingredients

Scientific reference data

UNII
5W7SIA7YZW
PubChem CID
13109
RxNorm
6373
iMedix entity id
ing_000146

Data provenance

Ingredient identity
Verified by the iMedix ingredient vocabulary
Medicine mappings
9 verified medicine relationships
Sources
Verified structured records
Technical details
Entity source
seed seed:v1.1
Mapping methods
exact_alias: 2 · raw_rule: 7
Relationship sources
seed seed:v1.1: 9
Graph version
13
Public index evaluated
2026-10-16 14:08:41 UTC