De mest almindeligt (mere end 10 ud af 100) rapporterede bivirkninger af saquinavir taget sammen med ritonavir vedrører mave- tarmkanalen såsom utilpashed, diarré, træthed, opkastning, prutten og mavesmerter som de mest almindelige.
The most frequently (in more than ten in a hundred) reported side effects of saquinavir taken with ritonavir concern the gastrointestinal tract, with feeling sick, diarrhoea, tiredness, vomiting, wind and abdominal pain being the most common.