Do not take antibiotic not fattening.
In general, the use of antibiotics is done for a short and determined time and, in that period, there is no weight gain due to the use.
Sometimes the antibiotic improves the person's well-being and the willingness to feed better, which will make the person nourish himself better and gain some weight in this process. However, directly, the antibiotic does not interfere with weight gain.
The antibiotic should be taken properly according to medical advice, following the recommended times and should be used for the indicated total time.