 [ Symptoms ] very high metabolism very skinny need help gaining weight  help please i have a very very high metabolism and its impossible for me to gain weight i am 17 years old im about 5ft 7 and only weigh around 107 lbs and its hard for me to consume loads of food because of school 6am 3pm so i need help i need a plan for me because im so confused where to start i also have this problem where i get full quick and get hungry quick and if there is any pills i could take that could help me that would be great [ Disease ] a urinary tract infection uti  is a bacterial infection so an antibiotic is an effective treatment penicillin specifically may be used to treat a uti but the choice of medication sometimes is based on the specific bacteria causing the infection it is important not to try to self diagnose a uti only a urine sample can confirm the presence of bacteria many of the symptoms of uti such as pain or burning with urination peeing can be caused by other things that is why it is important to see a health care provider for an examination if you think you may have a urinary tract infection it is also important never to self treat conditions like this never use leftover antibiotics you should never have any leftover antibiotics it is extremely important to take every pill in the bottle whenever an antibiotic is prescribed to treat a cold flu or any other problem such as when you think you might have a uti misuse of antibiotics in this way can lead to the development of superbugs that are resistant to treatment if you think you have a uti i urge you to see a health care provider for a simple urine test that way you will be on the right path toward treatment best to you