Ketu in sixth house gives both good and bad results. Its bad for digestive system but great for career. Mars is considered the natural lord of sixth house. Ketu does well in the house ruled over by Mars. Provided other factors favor native can make an excellent career as a doctor or surgeon.

     Sixth house rules over intestines and kidney region. Ketu creates problems in intestine especially for natives who eat a lot of spicy food. Most natives with Ketu in sixth house get sick after eating spicy food. Ketu can also cause kidney failures and its absolutely necessary to drink sufficient quantity of water to avoid kidney problems. Sixth house also rules over debts. With Ketu in sixth house there would be Rahu in twelfth house which increases chance of debts. Those with Ketu in sixth house are advised not to invest all their money in any money making scheme which sounds too good to be true. Otherwise unpayable debts are all but guaranteed. Native could be addicted to tobacco, drugs, medicines or other banned substances.

     Sixth house also rules over service. Ketu can give an excellent career as a doctor or suregon provided other factors help in horoscope. Native can also be good at competitive sports and can even work as a mercenary. Native may prefer to work alone or dislikes working with others at workplace. There are high chances of native settling in foreign lands.

     Those with Ketu in sixth house should consume less spicy foods and drink adequate water daily. They must avoid alcohol, tobacco, drugs, too many medicines and other banned substances. They must try to stay away from easy money and ponzi schemes which sound too good to be true. Ketu in sixth house can give a wonderful career as doctor or pharmacist so its a good idea to try a career related to those fields.