Antibiotics are used to treat infections. If you use the antibiotic in the wrong way, more harm can be done than good. With that being said, you should know that antibiotics only work against infections caused by fungi, certain parasites and bacteria. They do not work against infections caused by viruses.
You should further care for the patient by taking them to a medical facility where they can be examined by professionals. Or call 911 if symptoms get worse. I hope this helps you.
Actually exercise is only about 20 percent and your calorie intake is 80 percent when it comes to losing weight. So if you cut your calories and focus on eating vegetables that are high in protein rather then meats that are high in protein you will see a big difference fast