10 Medical test kit comprising swabs for collecting DNA, printed instructions, and materials for transmitting biological specimens of patients for the purpose of determining medication efficacy; Medical test kit comprising swabs for collecting DNA, printed instructions, and materials for transmitting specimens for the purpose of analyzing and interpreting genes of patients to predict which drugs have the best opportunity for positive outcomes for patients, personalize medication selection and treatment choices for patients, calculate drug dosage adjustments for patients, and identify potentially harmful interactions between genes and drugs; Medical test kit comprising swabs for collecting DNA, printed instructions, and materials for genetic and genomic testing related to psychiatry