Can you take cetirizine hcl and hydroxyzine hcl together?

This drug has both of those items in it, so at the lowest dose, it is very probably possible.

You can take these drugs together, but probably shouldn't. They do not interact, but both have similar actions, so taking one dose of each of them at the same time (that is, one dose of cetirizine...

Can you take Diphenhydramine HCl and advil together?.

Yes..I take both of these plus Marco all at once

The hydrochloride salt is used in tablet form and pamoate is used in capsules. It may be either a stability concern or masking of taste of pamoate. I do not think it would cause any adverse reaction...