Complex sentence: Relenza is at least as effective as Tamiflu and has fewer side effects, including nausea and headaches, according to an article published 13 August (Lancet 366,533 − 534; 2005).
Split into simpler sentences: Relenza is at least as effective as Tamiflu and has fewer side effects. Adverse events with Tamiflu include nausea, vomiting and headaches, according to an article published 13 August (Lancet 366,533 − 534; 2005).