Table 2 The average symptoms before (V0), after 30 days (V1), and after 60 days (V2) of therapy

Sneezing (V0)^a

9.5±0.5

9.7±0.4

9.5±0.5

9.6±0.5

Sneezing (V1)^a

6.7±0.5

6.4±0.5

7.2±0.7

6.9±0.6

Sneezing (V2)^a

2.4±0.5

1.2±0.4

4.4±0.9

3.2±0.6

Tearing (V0)^a

9.4±0.5

9.7±0.6

9.5±0.5

9.6±0.5

Tearing (V1)^a

6.9±0.6

6.2±0.7

6.9±0.7

6.4±0.7

Tearing (V2)^a

2.3±0.5

1.4±0.5

4.6±0.7

3.3±0.5

Ocular itching (V0)^a

9.3±0.6

9.7±0.4

9.2±0.8

9.5±0.5

Ocular itching (V1)^a

6.7±0.6

6.2±0.7

6.6±1.0

6.1±0.6

Ocular itching (V2)^a

2.1±0.2

1.4±0.5

4.5±1.1

3.2±0.6

Rhinorrhea (V0)^a

9.1±0.8

9.7±0.6

9.4±0.6

9.4±0.5

Rhinorrhea (V1)^a

6.5±0.8

6.0±0.7

6.8±0.9

6.4±0.6

Rhinorrhea (V2)^a

2.1±0.4

1.2±0.4

4.3±1.0

2.9±0.8

Nasal obstruction (V0)^a

6.4±0.9

6.7±1.1

6.3±1.4

6.7±0.9

Nasal obstruction (V1)^a

4.2±0.8

4.0±0.8

4.3±1.1

3.8±0.6

Nasal obstruction (V2)^a

2.2±0.4

1.2±0.4

3.6±0.7

2.8±0.6

Hyposmia (V0)^a

5.8±1.0

5.8±0.8

5.5±0.7

5.8±0.6

Hyposmia (V1)^a

3.8±0.8

3.6±0.9

3.4±0.5

3.4±0.5

Hyposmia (V2)^a

2.0±0.4

1.3±0.5

2.9±0.7

2.3±0.5

Cough (V0)^a

5.2±0.8

5.2±0.9

5.1±0.4

5.3±0.7

Cough (V1)^a

3.4±0.7

3.1±0.9

3.3±0.5

3.3±0.5

Cough (V2)^a

1.8±0.5

1.2±0.4

2.9±0.5

2.5±0.5

Total symptom score (V0)^a

54.8±3.5

56.6±2.9

54.5±3.9

55.9±2.7

Total symptom score (V1)^a

38.1±2.7

35.5±2.8

38.5±3.4

36.3±1.8

Total symptom score (V2)^a

14.9±1.6

8.9±0.9

27.3±4.1

20.3±2.9