EDITOR—Gamester et al found that only 34% of students visiting a country with a high prevalence of HIV purchased zidovudine, probably because of the cost (£40). They recommended that medical schools should consider paying for the drug.1

However, zidovudine alone is no longer the standard postexposure prophylaxis. United Kingdom guidelines now state that healthcare workers with high risk exposure to HIV should be advised to take a combination …