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Pharmacogenomics, explained by the pharmacists who read the reports
Plain-language writing on CYP2D6 and CYP2C19 metabolizer status, drug gene interactions, antidepressant and statin selection, insurance coverage, and what a pharmacogenomic test can and cannot tell you.

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Featured · Pain Management
Why Do Statins Cause Muscle Pain? Causes & Risk Factors
Statins cause muscle pain for a mix of reasons, and the mix is different for every person. This section goes past the basics into what actually drives the ache, how prescribers test whether the statin is to blame, what relief options exist,…
16 min read
Latest articles
Every article is written or reviewed by a licensed pharmacist at our Dallas laboratory and dated so you can see how current the guidance is.
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Why Do Depression Symptoms Return? Causes & Signs
When depression symptoms return after a stretch of feeling well, the most useful thing you can have is a plan written down before you need it.…
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Genetic Testing for Psychiatric Medications: What to Know
Genetic testing for psychiatric medications is only useful if you understand the report and know how to act on it with your prescriber. This guide walks…
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Simvastatin: Uses, Dosage, Side Effects & PGx Testing
Simvastatin uses and dosage questions usually come up after the prescription is already filled, when you are staring at the bottle and wondering what to expect.…
18 min read -

Early HIV Symptoms in Women and Men
Reading about hiv symptoms in women can be reassuring or frightening depending on the day, and neither reaction tells you anything reliable. The sections below add…
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Propranolol for Anxiety: Dosage, Side Effects & How It Feels
Propranolol for anxiety is used off label to quiet the physical side of fear: the pounding heart, the shaking hands, the flushed face. This guide covers…
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Does Medicare Cover Pharmacogenomic Testing in 2026?
If you are on Medicare and your prescriber has mentioned a gene test, you probably want a straight answer before a bill arrives. Does Medicare cover…
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How Accurate Is Genetic Testing for Psychiatric Medications?
How accurate is genetic testing for psychiatric medications? The short answer is that reading your DNA is highly reliable, while predicting your response to a drug…
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Genetic Testing for ADHD Medication: Find Your Best Match
Genetic testing for ADHD is often misunderstood. It cannot diagnose ADHD, but a pharmacogenomic test can show how your body is likely to handle many of…
16 min read -

Hermansky-Pudlak Syndrome: Causes, Symptoms & Genetic Testing
Hermansky-pudlak syndrome brings together three things that rarely travel as a group: reduced pigment, a bleeding tendency and, in some types, progressive lung scarring. This guide…
18 min read
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