Neither. Its just how things go. You get the sense of paranoia and the sickness could be from your stomach being empty of food. Try smoking then munching on something and have something to drink that will keep you from dry heaving and stop your cottonmouth. Its always like this for newbies and your friends who have experience hsould be walking you through this. It just takes time for you to take the reins of what your feeling instead of the THC controlling what your feeling and thinking. Work small amounts and slowly til your tolerance has been built then dabble into more later on. Also if your offered a blunt be cautious cause that will uber fuck you up and next thing you know you will be on the verge of passing out with your head tilted fully backwards. Take small hits and enjoy. Cut it early if you feel you have had an adequate amount