Table 2.

Signs and symptoms evaluated during the clinical trial

		Months 0-4		Months 4-6
		Placebo N (%)	Buccalin N (%)	Placebo N (%)	Buccalin N (%)
Cough intensity	Weak	29 (49.2)	42 (57.5)	4 (50.0)	2 (40.0)
	Moderate	26 (44.1)	30 (41.1)	2 (25.0)	2 (40.0)
	Severe	4 (6.8)	1 (1.4)	2 (25.0)	1 (20.0)
	Total	59	73	8	5
Dyspnoea	Weak	9 (52.9)	19 (70.4)	1 (33.3)	1 (33.3)
	Moderate	6 (35.3)	8 (29.6)	0 (0.0)	1 (33.3)
	Severe	2 (11.8)	0 (0.0)	2 (66.7)	1 (33.3)
	Total	17	27	3	3
Pain	Weak	16 (69.6)	26 (63.4)	4 (80.0)	4 (80.0)
	Moderate	7 (30.4)	15 (36.6)	0 (0.0)	1 (20.0)
	Severe	0 (0.0)	0 (0.0)	1 (20.0)	0 (0.0)
	Total	23	41	5	5
Fever	Weak	8 (30.8)	11 (32.4)	1 (25.0)	1 (50.0)
	Moderate	17 (65.4)	23 (67.6)	2 (50.0)	1 (50.0)
	Severe	1 (3.8)	0 (0.0)	1 (25.0)	0 (0.0)
	Total	26	34	4	2