Drug maker Roche Holding AG has announced it will stop ongoing experiments for HIV treatment medicines after it determined their products did not result in any improvements compared to other drugs currently available.

The company, known for being the first to produce an anti-HIV treatment, will suspend current experiments being done on two other similar products as a response to the findings of a standard product review

Biotech drug manufacturer Amgen Inc. is reporting that a new drug under testing has been shown to prevent bone loss in men with prostate cancer.

The drug, denosumab, was clinically tested on more than 1,400 men with non-metastatic prostate cancer undergoing androgen deprivation treatment. It showed that the drug helped reduce the risk the risk of osteoporosis and fracture in men receiving treatments for prostate cancer that can cause bone loss, the company said Monday

The U.S. Food and Drug Administration (FDA) has decided Cipro and its class of antibiotics known as fluoroquinolones will now bear a "black box" after reports confirmed that the drugs increase the risk of tendinitis and tendon rupture.

The federal agency said that the warning on the drug is necessary to ensure that the drugs' benefits outweigh the risks. It is also requiring the manufacturers to provide a medication guide to patients about the potential side effects of tendon rupture

Infants in the developing world should be given a single, oral dose of vitamin A to cut down their risk of death by 15 percent, a new study suggests. According to a study conducted by researchers at the Johns Hopkins Bloomberg School of Public Health, vitamin A supplement given at birth can also improve infant survival within the first 6 months of life.

The study enrolled 15,937 newborns from rural communities in northwest Bangladesh, where over 90 percent of babies are born at home. Half were randomly selected to receive a 50,000 IU dose of vitamin A within few hours of birth, while the other half received a placebo

- A ban on certain foods coming from Mexico into the United States will take effect Monday as health officials are turning their attention to new possible sources for the Salmonella infections that have, up until now, been blamed on tomatoes.

The San Diego Union Tribune reported that the Food and Drug Administration and the Center for Disease Control told them on a conference call that all the 1,700 samples of Florida and Mexican tomatoes tested were negative for the sickening bacteria