HPV in Women. Human papillomavirus (HPV) occurs quite frequently in women -- in fact, it's one of the most common sexually transmitted diseases. While infection with HPV may not cause symptoms in many cases, the presence of genital warts is a sure sign of infection.
In order to get rid of this metallic taste in the mouth, it is essential to constantly drink water to wash out the toxins residing in the mouth and improve the general immunity of the body. You should also maintain strict dental hygiene practices, brushing and teeth twice a day to keep them clean and free of cavities.
1 If you have a bad taste in your mouth, try sugar-free mints, gum, hard candies, lemon drops, etc. This can also help control a bitter or metallic taste in the mouth and help relieve mouth dryness by stimulating saliva. Tea, ginger ale, and sports drinks may also rid the mouth of bad tastes.  Eat small, frequent meals.