yes, a squirt of simply saline in each nostril before I start. I'll try the tub thing too. He's not doing too bad, still eating well and sleeping pretty good but I know that when I have a cold, the better I do at blowing all the junk out, the better I feel and the quicker I get over it. I'd think it's even more important for ds not to leave the mucus there to move into and cause problems in lungs, tummy, or ears. The amount of blood isn't more than I can see sometimes blowing my own nose, but it's more disconcerting when it's a little guy.