Constituents of the herbal composite and their reported biologic actions related to respiratory health

	In vivo
Plant material	Human	Animal	In vitro
Hyssop officinalis	N/A	N/A	Antiviral (10), antispasmodic (11), antibacterial (12)
Allium sativum	Antifungal (13), nonspecific prevention of acute respiratory disease (14)	Antibacterial (15), antiparasitic (16)	Antibacterial (17), anti-inflammatory (18)
Pimpinella anisum	N/A	N/A	Smooth muscle relaxant (19), acaricidal (20), antibacterial (21)
Marrubium vulgare	N/A	Analgesic (22)	Antispasmodic (23), anti-inflammatory (24)
Eupatorium perfoliatum	N/A	N/A	Antibacterial (25)
Foeniculum vulgare	N/A	Anti-inflammatory (26), analgesic (27)	Antibacterial (27), antispasmodic (19), acaricidal (20)
Glycyrrhiza glabra	Immunomodulator (28)	Antioxidant (29)	Sustains endogenous glucocorticoids in the lung (30)
Thymus vulgare	N/A	Treatment of “heaves” in horses (8)	Antibacterial (31), antispasmodic (32)

N/A — not available