Does Genetic Testing for Antidepressants Work

Are you struggling with depression? Frustrated because you have tried many antidepressant medications and they either do not work or the side effects are too uncomfortable?

Psychiatric medications are difficult for many people. That difficulty often leads people to stop taking medication, leaving them suffering from their depression without adequate treatment.

While many healthcare providers will say the only way to find out if a medication will have adverse reactions is to try it, there is a faster and more targeted approach. Pharmacogenomic testing uses your genetic data to help predict how your body will respond to specific medications.

How the Body Responds to Medications

Medication is meant to help treat pain or medical issues that impact quality of life. However, the way medication acts in the body differs significantly between individuals. Drug metabolism is unique to each person.

Enzymes in the body break down medications. Each person's enzymes are different, which means some people metabolize medications faster or slower than others. This directly affects how much of a drug reaches the target tissues, how long it stays active in the body, and what side effects a person may experience.

The field of pharmacogenomics studies how genes influence a person's response to drugs. By analyzing specific gene variants, it is possible to predict whether a medication is likely to be effective for a given individual and what risks they may face.

Genetic Testing for Antidepressant Treatment

Genetic testing has been used for years to identify inherited cancer risk, and the same principles apply to identifying the effectiveness of antidepressant medications. By analyzing raw data from a DNA test, it is possible to understand whether a medication like Paxil or Lexapro may be effective for a person and how likely they are to experience side effects.

Pharmacogenomic testing has helped many people receive the psychiatric treatment they need to balance neurotransmitters such as serotonin and dopamine. With this information, finding the right antidepressant at the right dose becomes faster and more targeted. For instance, not everyone benefits from SSRIs for depression treatment. With a DNA test report, it is possible to understand whether a person's genetic makeup is suited to a particular class of antidepressants.

What Pharmacogenomic Testing Can Reveal

A pharmacogenomic analysis can reveal specific medications that have been found to be effective for people with similar genetic variants. These reports cover many different types of medications and can be used throughout life to inform future medication decisions for other conditions, such as high blood pressure or high cholesterol.

Major genes commonly analyzed in pharmacogenomic testing include CYP2D6, CYP2C19, and CYP2C9, among others. Variants in these genes can significantly affect how a person processes antidepressants, antipsychotics, pain medications, and many other drug classes.

Getting Started With Genetic Testing for Medication Response

Sequencing's whole genome sequencing reads 100% of your DNA across over 30,000 genes, including the pharmacogenomic variants most relevant to antidepressant response. Through the Partner Marketplace, you can access apps that analyze your raw genetic data to provide insights into medication compatibility and drug response.

If you already have DNA data from another provider, you can upload your raw DNA data to Sequencing for free and access pharmacogenomic analysis right away.

With the genetic information that comes from analyzing your DNA data, you can increase your chances of finding the right medication and dose for your unique genetic makeup. If you are suffering from depression or another mental health condition, consider discussing pharmacogenomic testing with your healthcare provider. It could provide the information needed to finally find a drug treatment that works for you.

Learn more about whole genome sequencing from Sequencing.