Should bulbs or blisters be punctured?

The word bulb is synonymous with blister. Is a skin lesion, elevated and palpable. It forms in the epidermis and is filled with fluid. In other words, the bulbs are a kind of fluid-filled sacks. It can also be called a vesicle or flictena when it is smaller.

Bulbs are very frequent, as they can be caused by numerous factors such as chafing. In this article we briefly explain its characteristics. Also if it is convenient or not to perforate them.

Why are bulbs formed?

A bulb is formed by an alteration of the epidermis. It can occur due to friction, heat or skin diseases. They often form when there is friction in one place. For example, when the shoes do not fit well and rub part of the foot. Other causes include:

  • Burns
  • Freezing
  • Eczema
  • Allergic reactions
  • Autoimmune diseases such as pemphigus
  • Bullous epidermolysis
  • Infections such as varicella zoster and herpes simplex
  • Skin infections including impetigo


The bulbs generate pain and discomfort when walking and when open there is a risk of infection.

The bulbs cause pain, the skin becomes red and irritated. Also, if they break, they can have complications such as infections. When this happens, it usually drains pus, and the surrounding area appears hot and very painful. It can even cause a fever. In fact, as the most frequent bulbs appear because of the footwear, they tend to cause discomfort when walking.


It is normal for bulbs to heal on their own. It is not necessary to use any medication. In this way, the liquid is reabsorbed and the skin of the ampoule is dried. It is important to avoid breakage in order to reduce the risk of infection.

The bulbs, in principle, they should not be punctured or pierced. As we have said, this increases the risk of infection and complicates its healing. However, it could be done with sterile material and with due subsequent care. In any case, the ideal is to cover it with a patch or bandage.

In the event that there is pus or look infected the ideal thing is to consult the doctor. In some cases it is necessary that said bulb be surgically removed.

Procedure to drain the bulbs

The environment should be as clean as possible. The area should be washed with soap and water, and disinfected with alcohol or oxygenated water. In addition, you have to use sterile needles. To do this, leave the needle for a few minutes in alcohol or heat it with a lighter flame.

It should only be punctured once and on one side of the bulb. The ideal is to press it with a sterile gauze to empty the contents. Then, an antiseptic is applied and a sterile gauze is placed. Do not tear off excess skin. Because of the complexity of this procedure, the ideal is to do it only when the bulb is too big or painful.

How to prevent bulbs

Proper footwear will ensure that no bulbs are formed during everyday activities.
Since most are caused by friction, there are some very useful prevention measures:
  • Wear comfortable shoes that fit your foot well. Ideally, you should tie your shoes firmly. Thus, you will reduce the movement between the foot and the footwear.
  • Always use socks. In addition, it is important that they also fit properly. If you use nylon socks, you will also reduce foot moisture. In the same way, you must throw away the socks that are worn.
  • Protective patches are usually tools if you are going to take a trip
  • If the bulb is due to some manual work or sport, you must use gloves.

In conclusion

It is normal that your first reaction to a bulb is to want to exploit it. The continuous rubbing and the bulbs themselves are very annoying. But nevertheless, it is best to let him heal alone. The skin that covers it protects against infections. In addition, the liquid it contains seems to stimulate the healing of the area.

The most effective way to help them heal is Keep the area well cleaned and disinfected. The washings with warm water and soap are sufficient.