A clinical trial was conducted in human to test the efficacy and safety of Lectranal in the treatment of seasonal allergic rhinitis symptoms by Dubrava University hospital, Zagreb in 2007

Overall success of treatment

The difference in percentage of patients who experienced significant and moderate overall improvement as evaluated by the physician and patient is over 70%.

physician’s evaluation
patient’s evaluation

Change in SARS (Seasonal Allergic Rhinitis Symptom) score

Lectranal® improves allergy symptoms TWO TIMES more significantly compared to placebo.


Change in Specific IgG in the Serum

Significant change in the specific IgG levels in patients treated with Lectranal® after six (6) weeks. This suggests that Lectranal might consolidate an immune resistance of the nasal mucosis.