In a clinical study, the most common side effects in adult patients with long-lasting (chronic) non-cancer pain taking RELISTOR tablets included stomach-area (abdomen) pain (14%), diarrhea (5%), headache (4%), swelling or feeling of fullness or pressure in your stomach (abdomen) (4%), vomiting (3%), sweating (3%), anxiety (2%), muscle spasms (2%), runny nose (2%), and chills (2%).
In a clinical study, the most common side effects of RELISTOR injection in adult patients with long-lasting (chronic) pain that is not caused by cancer included stomach-area (abdomen) pain (21%), nausea (9%), diarrhea (6%), sweating (6%), hot flush (3%), tremor (1%), and chills (1%).
In clinical studies, the most common side effects of RELISTOR injection in adult patients receiving treatment for their advanced illness included stomach-area (abdomen) pain (29%), gas (13%), nausea (12%), dizziness (7%), and diarrhea (6%).