This product is used to temporarily help relieve symptoms such as sore throat, throat irritation, or cough (due to a cold, for example). It works by providing a cooling feeling and increasing saliva in the mouth.

HALLS Relief Mentho-Lyptus Cough Drops contain 6.4 mg of menthol per drop to relieve coughs, soothe sore throats and cool nasal passages. Whether you're using these cough suppressant drops for sore throat relief, cough relief or as an oral anesthetic, dissolve one drop in your mouth every two hours as needed.

The Hall Brothers company was founded in 1893 by Thomas Harold & Norman Smith Hall, cough drops were first made in the 1930s on Stanley Road, Whitefield, Lancashire. The company was acquired by Warner-Lambert in 1964 with production moved to Dumers Lane, Radcliffe, in 1970. Pfizer acquired Warner-Lambert in 2000.

HALLS Relief Mentho-Lyptus HALLS Relief Mentho-Lyptus Cough Drops are ready for whatever life throws, or coughs, your way. With 5.4 mg of menthol per drop, these eucalyptus cough drops relieve coughs, soothe sore throats and cool nasal passages to quickly relieve your worst symptoms.

Serious side effects Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing, swallowing, or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.

Menthol is a monocyclic terpene alcohol having 3 asymmetric carbon atoms in the cyclo-hexane ring. Naturally, it is present in peppermint but can also be obtained synthetically.

Halls. Menthol lozenge is an over-the-counter pain medication that's used to relieve sore throat and cough. It can be used every 2 hours. Most people experience few to no side effects if they take menthol lozenge as directed.

Ingestion of pure menthol can be dangerous , but the small quantities in cough drops make overdose from their consumption highly unlikely. People should treat cough drops as they do any medication, by following the information on the label to find out the safe dosage.

William Henry Luden William Henry Luden, inventor of the menthol cough drop and founder of the Luden's company and brand, called Reading, Pennsylvania his home. He was born in Reading in 1859 after his father, a jeweler, had immigrated to this region from the Netherlands.

Halls, one of the more popular brands in Canada, originated in the U.K. in 1893, and was also a family business, run by brothers Thomas Harold Hall and Norman Smith Hall. While they didn't get their start in the confection world, they did have their feet in something sweet, originally working as jam manufacturers.

Halls. Menthol lozenge is an over-the-counter pain medication that's used to relieve sore throat and cough. It can be used every 2 hours. Most people experience few to no side effects if they take menthol lozenge as directed.

Inspired by that observation, a new study of more than 500 patients has shown that too many cough drops – especially those containing menthol – may actually make coughs more severe.