But many cold medications contain just a few types of drugs.

The medication you take may contain ingredients, which are illegal in some countries.

Do not take medications containing magnesium for at least 3 days before this test.

Some medications may contain caffeine too, so check your prescription.

Some medications and pesticide products may contain more than one active ingredient.

This medication contains albumin that comes from human blood.

This one medication contains three combined medications, allowing someone to take fewer tablets.

This medication also contains an ingredient that helps to make the urine acidic.

This medication may also contain drying ingredients such as glycerin or alcohol.

Because this medication contains salt (sodium), do not use if you are on a salt-restricted diet.