) has to be taken atleast say 30 mins before food.
2. Anti-tuberculous medicine particularly Rifampicin alters blood sugar levels leading to poor control of diabetes
3. It is mainly due to drug interactions of Rifampicin with anti-diabetic medications & vice-versa. Sometimes even the blood concentration of anti-TB medicines is lower in diabetics.
4. Switching over to Insulin
during the treatment of TB, not only prevents drug interactions but also gives good diabetic control and faster recovery from TB.