---
title: DUI Defensive Tactics for Needle Drug Testing in San Diego
slug: dui-drug-testing-defense-san-diego
article_type: Help Article
keywords: drug testing, DUI defense
url: https://libertylawyers.com/best-san-diego-dmv-hearing-dismissal-rate/
published_date: 2025-10-27T00:00:00
---

Needle drug testing in DUI cases requires specialized defense because test procedures and results interpretation diverge markedly from alcohol testing. San Diego attorneys use expert analysis to challenge unreliable needle drug evidence.[libertylawyers.com]