Planting of Evidence: The act of maliciously and surreptitiously inserting, placing, adding or attaching any quantity of a dangerous drug and/or controlled precursor and essential chemical to implicate or incriminate an individual for a violation of a drug law. Practitioner: A licensed physician, dentist, chemist, medical technologist, nurse, midwife, veterinarian or pharmacist in the Philippines. Screening Test: A rapid test used to establish a potential or presumptive positive result. Sell: The act of giving away a dangerous drug and/or controlled precursor and essential chemical for money or any other consideration. Use: Any act of injecting, consuming, or introducing a dangerous drug into the body through methods such as chewing, smoking, sniffing, eating, swallowing, or drinking