Ginger is traditionally used as a treatment against nausea and stomach cramping. Ginger ale and ginger tea are the most often used treatments when battling a stomach virus.  You can make fresh ginger tea by boiling two to four 1/2-inch (1.25-cm) slices of fresh ginger in 8 oz (250 ml) of water for five to seven minutes. Let cool to a drinkable temperature and sip away. Ginger ale and bags of herbal ginger tea can be found readily in the store, as well. In addition to ginger beverages, you can also use ginger capsules and oils, usually available in health food stores or the supplement section of a drugstore. Peppermint has numbing properties that are commonly thought to calm nausea and stomach spasms. You can use peppermint both internally and externally.  You can take peppermint internally by sipping on peppermint tea, chewing on a clean peppermint leaf, or taking a peppermint capsule supplement. Herbal peppermint teas can be found in the store, or you can make your own fresh tea by boiling a few leaves in 8 oz (250 ml) of water for five to seven minutes. To benefit externally from peppermint, soak the a washcloth in cold peppermint tea or put two to three drops of peppermint oil on a washcloth soaked in cool water. Some health food stores will actually sell activated charcoal tablets in the supplement section. Activated charcoal is believed to draw out toxins and may help cripple the toxins in your stomach. Follow the instructions on the label of activated charcoal to avoid an accidental overdose. Usually, however, you can take several capsules at once and several doses within a single day. As odd as it may sound, a lukewarm bath with a little mustard powder mixed in might bring you a little relief. According to folk medicine, mustard has the ability to draw impurities out of your body while improving blood circulation.  You can use warm water if you do not have a fever, but if you do have a fever, keep the water lukewarm to prevent it from rising any further. Add 2 Tbsp (30 ml) of mustard powder and 1/4 cup...

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Write a summary of the previous text in Vietnamese:
Sử dụng gừng. Dùng bạc hà để xoa dịu triệu chứng. Thử dùng viên nang than hoạt tính. Ngâm mình trong nước pha mù tạt. Chườm khăn ấm lên bụng. Bấm huyệt để xoa dịu cơn buồn nôn.