FeliRx PHARMACEUTICALS,

     Q: Can drinking water with lemon prevent kidney stones? Also, I have been told not to drink city water. What is the best water to drink?         A: One-half cup of lemon juice concentrate added to drinking water over the course of the day is a preventive therapy for calcium oxalate stone formation.     As for city water, it is safe to drink but the concern is with water softened using a sodium ion exchange. Softened water should not be used for cooking, drinking, or for ice dispensers.

A question from one of my Patients. Does Skin Cream (e.g Duac) bleach the skin, and what would you recommend for acne scars on the face and chest?     Q : Over a month ago, I started having acne for the first time. The doctor prescribed Duac, but for some reason, my face is getting much lighter and the scars more visible. I just wanted to know if Duac bleaches the skin, and what's the best cream or soap to use on acne scars on the face and chest.     A : Duac is a combination of benzoyl peroxide and clindamycin. Benzoyl peroxide has a drying effect to help remove excess oil and dirt and it has an antibacterial effect. Clindamycin is an antibiotic. Benzoyl peroxide and clindamycin can make your skin more sensitive to sunlight, resulting in sunburn. Be sure to use a sunscreen and wear protective clothing if you must be out in the sun. The most common side effects of Duac are mild burning or stinging, itching or tingly feeling, dryness, and redness. Acne is a com