No. Their metabolites look nothing like methamphetamine.
Yes
Depending on what they are checking for. If they are checking for methamphetamine and you have taken claritin D the amphetamine in the claritin will cause you test positive for amphetamines. ---No Claritin D will not show up on a drug test for Amphetamine
Yes it will.
speed o methamphetamine
30 days
Methylphenidate (Ritalin) can show false positives for amphetamine or methamphetamine (5 panel test) but Detection time in urine its 3-5 days
The main ingredient should be MDMA but lately they've been putting more methamphetamine in them.
She would most likely test positive for methamphetamine and amphetamine. One of the breakdown products of methamphetamine is regular amphetamine, so a positive result for methamphetamine is basically needed to discriminate a positive amphetamine as due to ingestion of meth vs ingestion of amphetamine. So basically, your sister's test should be positive for methamphetamine also if she did crystal meth.
no
Claritin in a non-issue in drug testing as it is an OTC antihistamine.
Don't do drugs.
Not much! This is really bad drug - probably not more than 40 ng/ml.