From what i have researched , the difference is that pseudoephedrine HCI

has 16% pseudoephedrine HCL. You can read more on the following website http:/www.dow.com/dowexcipients/resources/pseu.htm

Probably not a good idea since Pseudoephedrine raises your blood pressure.

No fexofenadine is a H1-receptor antagonist (histamine antagonist) and pseudoephedrine is a sympathomimetic amine commonly used as a decongestant

It is unlikely that you will die if you take 20 tablets of pseudoephedrine loratadine. It can leads to seizures and hallucinations.

I was denied sales of pseudoephedrine transaction id#1570504