and particularly if vaccinated boosted. reporter: there are other treatments available. but remdesivir and anti-viral and others require infusions, and mon kupiravir, none as effective as paxlovid. yesterday my cold wasn t as worse and today i m feeling a lot better. reporter: clay was one of the lucky few getting both physical relief as well a mental relief from the drug. once you re sick and you re, you know, you re feeling the symptoms and kind of like, oh, my goodness. is this going to get worse? so that kind of, the medication helped alleviate that stress and anxiety. reporter: now, it can be a very effective medication. again, keeping people from developing severe symptoms. the white house has addressed this shortage of these medications saying, look, they