rs4244285(A;G)

Poorer metabolizer of several popular medicines; patients prescribed Plavix get less benefit, and have higher risk for adverse cardiovascular events

Magnitude
3.0Important
Repute
Bad
Frequency
34%Average of 4 populations
On SNPedia
rs4244285(A;G)
Gene
CYP2C19

Frequency

Share of people with A;G in each HapMap population.

  • Han Chinese (Beijing)51%
  • Japanese (Tokyo)43%
  • Yoruba (Nigeria)21%
  • European ancestry (Utah)19%

Other genotypes of rs4244285

  1. A;AMost notableBadpoor metabolizer of several popular medicines; patients prescribed Plavix get less benefit, and have higher risk for adverse cardiovascular eventsVery important · 4.04% of people
  2. G;GGoodnormalTypical · 0.063% of people

All about rs4244285

Source and license

Adapted from rs4244285(A;G) on SNPedia, using a snapshot taken October 16, 2026. SNPedia content is shared under CC BY-NC-SA 3.0 US, and this page is shared under the same license.

SNPedia is a community-edited wiki. Its entries can be incomplete, out of date or wrong, and nothing here is a diagnosis or medical advice. Magnitude is a community rating of how interesting a genotype is, not a risk score.