Nail discoloration, in which the nails appear white, yellow, or green, can result from different infections and conditions of the skin. In about 50% of cases, discolored nails are a result of infections with common fungi that can be found in the air, dust, and soil.
Doxycycline is well absorbed. After an oral dose of 200 mg of doxycycline, plasma concentrations of the drug reach a maximum of 3 micrograms/mL at 2 hours and are well maintained and thus dosage once daily is usually adequate. Absorption is diminished by the presence of iron, aluminium, calcium and magnesium. Doxycycline is widely distributed into pleural and peritoneal fluid, saliva, semen and prostatic fluid. It passes the placental barrier readily and is also present in the milk of lactating patients.
Doxycycline is an antibiotic used for treating bacterial infections. The drug is also sold under the brand names Oracea, Doryx, Monodox, Periostat, and Vibramycin. Doxycycline is in a class of medications called tetracyclines, and it's a broad-spectrum antibiotic, which means it works against a wide range of bacteria.: Doxycycline is a medication that is used to treat various infections such as lyme disease, urinary tract infections, and pneumonia. Doxycycline is in the class of antibiotics called tetracyclines that work by inhibiting the growth of bacteria giving the immune system a chance at eliminating the infection.