Mestilon Tablet is a medicine used in the treatment of male hypogonadism caused due to low testosterone levels. This medicine supplements the amount of male hormone the body produces naturally. Mestilon Tablet is also used for the treatment of male infertility. It can be taken with or without food but take it at the same time to get the most benefit. It should be taken as your doctor's advice. The dose and how often you take it depends on what you are taking it for. Your doctor will decide how much you need to improve your symptoms. Swallow the tablets whole with a glass of water. You should take this medicine for as long as it is prescribed for you. The most common side effects of this medicine include headache, breast enlargement, and acne. If these bother you or appear serious, let your doctor know. The doctor may suggest ways to reduce or prevent the side effects. Before taking this medicine tell your doctor if you have ever had any problems with your blood circulation or have diabetes or liver or kidney. Your doctor should also know about all other medicines you are taking as many of these may make this medicine less effective or change the way it works. You might be asked for blood tests to check out red blood cells, liver function, testosterone, and prostate-specific antigen (PSA) levels are working well.