There are several avenues of defense your Los Angeles drug crimes lawyer can take if you are charged with drug possession. They include, but are not limited to, claiming: You didn’t know the drugs were there (as in, a passenger in your car or a guest in your home left them there) You didn’t know what the drugs were (for example, a friend asked you to hold something for them without telling you what it was) You didn’t “possess” the drugs. Simply being found near them doesn’t count. You have a valid prescription for the drug or drugs There was a problem with lab analysis You were the victim of an unlawful search resulting in the seizure of drugs