The saliva tests for ADHD medication mentioned in the conversation are actually genetic tests that analyze certain DNA genes. These tests supposedly help determine if a person's genetic code would metabolize certain medications used for ADHD treatment more quickly or not. However, there is still uncertainty and questioning around the effectiveness of these tests. Currently, there are no studies confirming their effectiveness, and most professionals do not have enough information to recommend them clearly. Additionally, genetic testing can be very expensive. If your child has not found the right medication for treating ADHD, it is recommended to consult with your pharmacist to analyze the situation in more detail and communicate with your doctor as needed based on their analysis. The FAQ section of the website where the test is mentioned indicates that there is a wait time of 1 to 3 weeks from the receipt of the sample at their laboratory. For a more precise timeframe, it is best to contact them directly through the contact information provided on their website.