i have a cold and my throat has been really sore to and i was tirede and wanted to go to bed and so i took the 1mg meletonin small dry white circle pill andc put it in my mouth and sipped water but when i swallowed it didnt feel like it went down and i feel it on top of my throat not uncomfotably just noticable and it wont go down, i tried drinking more water but it wont help, so how long do dry pills take to dissolve and what should help?