Question 1

What is Spilanthes paniculata used for?

Accepted Answer

Spilanthes paniculata is primarily used in Ayurvedic medicine for toothache relief, oral inflammation, and as an anti-inflammatory agent. It is also used as an antimicrobial, diuretic, and immune-supporting herb. The active compound spilanthol, concentrated in the flower heads, produces a characteristic numbing sensation that underlies many of these applications.

Question 2

What does Spilanthes paniculata look like?

Accepted Answer

It is a low-growing annual herb with small, cone-shaped flower heads that are typically yellow with a brownish centre. The plant branches freely and has oval, slightly toothed leaves. It is commonly found along roadsides, in home gardens, and on moist disturbed ground in tropical regions.

Question 3

Is Spilanthes paniculata the same as the toothache plant?

Accepted Answer

Yes, Spilanthes paniculata is commonly called the toothache plant due to its well-known ability to temporarily numb dental pain when a flower head is chewed. It is botanically related to Acmella oleracea, and the two names are sometimes used interchangeably in modern botanical literature.

Question 4

Where does Spilanthes paniculata grow in Sri Lanka?

Accepted Answer

The plant grows across Sri Lanka's wet and intermediate climate zones, typically in moist, open habitats such as roadsides, stream margins, and garden plots. It is common in the southwestern lowlands and thrives at low to mid elevations. Its ease of cultivation has kept it present in village home gardens for generations.

Question 5

What is spilanthol and why is it important?

Accepted Answer

Spilanthol is an alkylamide compound found in the flower heads and other tissues of Spilanthes paniculata. It is responsible for the plant's distinctive tingling and numbing sensation and is the subject of growing scientific interest for its local anaesthetic, anti-inflammatory, and antifungal properties. It is also used in some cosmetic products for its mild effect on facial muscle tone.

Question 6

Are there any side effects of using Spilanthes paniculata?

Accepted Answer

When used in traditional quantities, the plant is generally considered safe. Excessive consumption may cause nausea or digestive discomfort. It is not recommended during pregnancy, and people who are allergic to other plants in the Asteraceae family should use it with caution. Professional guidance from an Ayurvedic practitioner is advisable before use.

Question 7

Is Spilanthes paniculata found in Sri Lankan Ayurvedic formulations?

Accepted Answer

Yes, the plant appears in the Sri Lankan Ayurvedic pharmacopoeia and is incorporated into both single-herb and compound preparations. It is used in decoctions, fresh topical applications, and as a component in multi-herb formulas targeting oral health, inflammation, and immune support.

Spilanthes paniculata

Other species in this genus