Traditionally, passion flower has been used for its sedative effect. Due to this effect it has been used as an herbal sleep aid and is considered a good herb to relieve anxiety.

It has also traditionally been used to treat gastrointestinal spasms. It is known to help lower blood pressure and relieve fast heart rate. It has an anti-spasmodic effect which makes it useful in treating the symptoms of Parkinson’s disease and seizures.

This herb has also been used to treat nerve pain and shingles. Asthma is also known to respond well to the herb.