Purple Romulan is a cross-bred hybrid. The effects people mention most are feeling uplifted, tingly and giggly.
On the palate, people pick out plum, grapefruit and blueberry.
Beyond feeling uplifted, reviewers also mention feeling relaxed and creative. The side effects mentioned most are dry mouth. These are personal reports, not medical advice.
Matched on reported effects, terpenes and type.