Evidence supporting the use of: Blend (Combination)
For the health condition: Cough (spastic)
Synopsis
Source of validity: Traditional
Rating (out of 5): 2
Blends or combinations of herbs are traditionally used in many cultures to treat spastic (irritative, dry) coughs. The rationale for using a blend is based on the belief that combining multiple herbs with expectorant, antitussive, demulcent, and soothing properties offers broader and more balanced relief than a single-agent remedy. For example, traditional European cough syrups may include a blend of marshmallow root (Althaea officinalis), licorice (Glycyrrhiza glabra), thyme (Thymus vulgaris), and others, each contributing different mechanisms such as soothing mucous membranes, reducing cough reflex, or thinning mucus.
While some individual components have modest clinical evidence for efficacy (e.g., thyme or ivy leaf), the practice of using combinations itself is grounded primarily in traditional medicine rather than rigorous scientific validation. There are few well-designed clinical trials that examine the efficacy of specific herbal blends versus placebo or standard treatments for spastic cough. Most available studies either focus on single ingredients or are of low methodological quality (e.g., lacking blinding or controls). Therefore, the rating for evidence is 2, reflecting a traditional basis with limited supporting clinical data. Blends continue to be popular in many over-the-counter cough remedies, but further research is needed to specifically validate their efficacy for spastic cough.
Other ingredients used for Cough (spastic)
aloe veraalpha-pinene
apple
waterhyssop
benegut perilla (proprietary)
beta-pinene
black cumin
black currant
black pepper
Indian frankincense
cat's claw
chen pi
Chinese salvia root
cinnamon
clove
cowage seed
turmeric
elderberry
garlic bulb
ginger
glehnia root
grape
greek mountain tea
onion
green tea
heartwood
Indian tinospora
jujube
lemon
licorice root
lovage
nettle
ophiopogon root
orange
pear
platycodon root
plum fruit
pomegranate
spearmint leaf
sphaeranthus indicus
thyme
zhejiang fritillary
zinc
sarsaparilla
boneset
mullein
tangerine
hyssop
atractylodes
lobelia
capsicum
Indian bael
malabar nut
alpinia galangal
hedychium spicatum
inula racemosa
anise
pistacia integerrima gall
punarnava
prickly ash
fritillaria
yerba santa
elecampane
coltsfoot
juniper berries
dodder
sweet flag
eucalyptus
abies spectabilis
horehound
soursop
Alcohol
Aralia
Agastache
Anamarrhena
Alpha-terpineol
Ambergris
acacia
Allicin
Asarum heterotropoides
Albizia
Aconite
Asafoetida
Andrographolide
Aerva lanata
Asam gelugor
Andrographis
Allyl Sulfide
Adenophora
Allium tuberosum
Aniseed myrtle
Asarum sieboldii
Alantolactone
Atractylone
Black Seed
Bayleaf
Baccharoides anthelmintica
black salt
Buddha's Hand
Borage
Balloon Flower
Belamcanda
Bergenia
Cnidium
Cactus
Citron
Citrus
Cineole
Capsaicin
Cistus
Cubeb
Cowslip
Calamus
Cyanthillium cinereum
Cinnamaldehyde
Costus
Chekiang Fritillary
Chondrus
Dragonhead
Diterpenes
Dichrostachys glomerata
Echinacea
Ephedrine
Galangal
Ivy
Poppy
Other health conditions supported by Blend (Combination)
Abdominal PainAbscesses
Addictions (general remedies for)
Afterbirth Pain
Allergies (respiratory)
Amenorrhea
Anxiety
Appetite (deficient)
Arthritis
Athletic and Exercise Aids
Belching
Boils
Bronchitis
Bruises (healing)
Burns and Scalds
Cancer (natural therapy for)
Carbuncles
Chills
Cholesterol (high)
Colds (general)
Colds (prevention)
Congestion (bronchial)
Congestion (lungs)
Congestion (sinus)
Constipation (adults)
Cough (dry)
Cough (general)
Cough (spastic)
Cuts
Depression
Digestion (poor)
Dizziness
Emotional Sensitivity