One possible prescription: Demulcent tea for acute dry cough (acute tracheobronchitis)

Verbascum thapsus
Tussilago farfara
Althaea officinalis
Pimpinella anisum --- --- --- equal parts. 2 teaspoonfuls to a cup of boiling water.

Pulmonaries (Verbascum thapsus, Tussilago farfara)
Expectorant-relaxing (Verbascum thapsus, Tussilago farfara, Althaea officinalis, Pimpinella anisum)
Demulcent (Verbascum thapsus, Tussilago farfara, Althaea officinalis)
Anti-spasmodic (Pimpinella anisum)
Anti-microbial (Pimpinella anisum)
Anti-inflammatories (Verbascum thapsus, Tussilago farfara, Althaea officinalis, Pimpinella anisum)
Anti-catarrhals (Verbascum thapsus, Tussilago farfara, Althaea officinalis)

Primula veris root
Thymus vulgaris
Tussilago farfara --- --- --- equal parts. 2 teaspoonfuls to a cup of boiling water.

This combination supplies the following actions:

Pulmonaries (Tussilago farfara)
Expectorant

: relaxant (Tussilago farfara)
: stimulant (Primula veris)

Demulcent (Tussilago farfara)
Anti-spasmodic (Primula veris, Thymus vulgaris)
Anti-microbial (Thymus vulgaris)
Anti-inflammatories (Tussilago farfara)
Anti-catarrhals (Tussilago farfara)

Primula veris --- --- --- 2 parts
Pimpinella anisum --- --- --- 1 part
Tussilago farfara --- --- --- 1 part -- -- -- 2 teaspoonfuls of combination to a cup of boiling water. Infuse for 20 minutes.

One possible prescription: To promote combat infection in acute bronchitis

Inula helenium
Marrubium vulgare
Tussilago farfara
Hydrastis canadensis
Echinacea spp. --- --- --- equal parts of tincture to 5ml. taken three times a day.