A clinical examination is necessary for accurate diagnosis and management of your symptoms. White bumps on the face may be caused by acne. Pores can become blocked by dirt, oils, or other foreign elements. The elements can cause the pore to abscess. This abscess can result in a fluid filled pustule. This pustule may appear white in color and be surround by redness and skin irritation. It is possible that it is a white head. It is best to get it examined by a dermatologist. The exact treatment will depend on the cause. I sincerely hope it helps.
Good luck and take care!