Nose is running like a faucet and tickling like crazy. Benadryl doesn't touch it.

[TL]

Sounds like you need a decongestant. Sudafed is one option, though as you said cold medicines have caused problems in the past, and most cold medicines sold in the past contain Sudafed, that may not be the best option for you. Ask your friendly local pharmacist for suggestions.

Disclaimer: I am not a medical professional, consult one for the best advice for your situation.