AMSTERDAM — The World Health Organization could soon start promoting a new tuberculosis drug that is now more affordable after South Africa brokered a deal with a pharmaceutical company to slash the price by half.

LONDON, 14 December 2017 — Funding for research and development into neglected diseases has increased for the first time in recent years, driven by investments from the United States, a new report has found.

A United States Agency for International Development-funded digital health program to help Ukraine manage its growing drug-resistant tuberculosis epidemic is a textbook example of effective foreign aid, according to health experts who worked on the project — but the country’s fight against the disease is now at risk from looming cuts to U.S. development aid.