DANDRUFF NEEDS daily care.. Use MEDICATED SHAMPOO.. Avoid hair styling products... Try TEA TREE OIL.. Reduce STRESS.. See a dermatologist if severe...

Milia are tiny white­ bumps under the eyes, looking like­ cysts. Don't fret! These ofte­n disappear without action. Try a gentle e­xfoliating cream, containing glycolic acid or retinol. Kee­p skin is clean, and moisturized. For oily complexions, use­ lightweight, oil-free moisturize­rs. Avoid squeezing or picking milia.

It is uncommon, that Bactrim might cause a yeast infection. This happens because the good and bad bacteria equilibrium in the body can be tipped by Bactrim thus allowing yeast to thrive. Among the symptoms are itching, redness, and a thick discharge. Probiotics and antifungal medicines can be used to cure this. It’s also a good idea to talk with your doctor about other possible medications.

It might be that your underarms have become darker due to some other reason. So, it is best to consult an experienced dermatologist. The dermatologist may examine your condition to know the exact cause of it and determine a suitable treatment accordingly. 

Acanthosis Nigricans is what you are suffering from, a skin condition that causes your neck to darken compared to the rest of your body. This may occur if you are obese or have diabetes. It is important to work on reducing your weight and controlling your blood sugar levels. A balanced diet, regular exercise, and maintaining the cleanliness of your skin can gradually improve this problem.