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Menthol has local anesthetic and counterirritant qualities, and it is widely used to relieve minor throat irritation. Menthol has been demonstrated to cause a subjective nasal decongestant effect without any objective decongestant action, and administration of menthol via a nasal inhaler in humans has also been shown to cause nasal congestion ...
However, the menthol in peppermint oil may cause serious side effects in children and infants if inhaled. [1] Peppermint oil may have adverse interactions with prescription drugs . [ 3 ]
Potentiates CNS sedatives, [3] chronic use might cause a reversible dry skin condition. [18] Khat: qat Catha edulis: Chronic liver dysfunction [3] [19] Kratom: Mitragyna speciosa: Hepatotoxicity [20] [19] Liquorice root Glycyrrhiza glabra: Hypokalemia, hypertension, arrhythmias, edema [5] Lobelia: asthma weed, pukeweed, vomit wort Lobelia inflata
The cooling effects of peppermint have been shown to help soothe some itchiness and rashes. For instance, a study found that peppermint oil with petrolatum eased itchiness in participants.
Skin rashes, irritation, or allergic reactions may result from applying peppermint oil to the skin, [58] and its use on the face or chest of young children may cause side effects if the oil menthol is inhaled. [53] [59] A common side effect from oral intake of peppermint oil or capsules is heartburn. [58]
Menthol and eucalyptus oil in the Fengyou Essence activate specialized nerve cells responsible for sensing temperature, producing the feeling of coldness on the skin. Methyl salicylate could also irritate the skin, causing a burning sensation. Due to the two types of stimulations acting together at the same time, it covers the itchiness.
They differ from the anesthetics, analgesics, and antipruritic agents, however, in that the pain relief they produce results from stimulation—rather than depression—of the cutaneous sensory receptors and occurs in structures of the body other than the skin areas to which they are applied as for example, in joints, muscles, tendons and ...
Liniment (from Latin: linere, meaning "to anoint"), also called embrocation and heat rub, is a medicated topical preparation for application to the skin. Some liniments have a viscosity similar to that of water; others are lotion or balm; still, others are in transdermal patches , soft solid sticks, and sprays.