Yes.
Almost no drug is detectable in urine 3 months after last use, this usually requires testing of hair.
Depends On The Drug. If Its Just A Marijuana Drug Test Just Was Your Mouth Out With Peroxide About 10 Minutes Before The Test.
Yes, all dogs have a very keen sense of smell. Drugs could have been moved months earlier and they can still smell them. Yes they can detect a previous drug location.
To pass a drug test you have to have drugs on you or if you used it then they will detect it.
No, Standardized Field Sobriety Tests (SFSTs) are designed to detect impairment due to alcohol consumption, not other drugs. Drug recognition experts (DREs) are law enforcement officers trained to recognize impairment from various drug categories.
No Meth is a type of amphetamine, a stimulant drug aka speed and heroin is an opiate drug. It requires separate drug screens to detect these drugs
This will depend on what drug. Some drugs have a very short half-life and others stay in your system much longer.
Depends, are they testing you for drugs? If so, THC can stay in your blood for days, even weeks (hair and fat are MUCH longer [3 months-ish]), so yes. If they aren't looking specifically for drugs, they won't find any traces.
No, it can't, all these "cleansers" are just local myth. If you have taken drugs recently, the drug test will detect it no matter what you do, If you need to pass a drug test, simply stop using drugs.
A chlamydia test doesn't detect drug or medication metabolites. Get tested as soon as possible.Chlamydia tests cannot detect drugs. Don't let this concern keep you from STD screening.
No, not compared to urine drug tests. Normally saliva tests can detect usage for max. 10-12 days. But detection period will depends on drug and amount you use, last time you use it ,etc..
A regular blood test will not show drugs in your system. Someone has to order a specific test in order to identify any drugs in your system.