Bacfen may cause side effects in patients with normal kidney function which include excessive day time urination (pollakiuria), burning sensation while urinating (dysuria), and loss of bladder control (urinary incontinence). Generally, a low dose of Bacfen is prescribed if a person has abnormally functioning kidneys or if a person is on dialysis.

If you have a liver problem then you need to be cautious while taking Bacfen. This is because the medicine may increase the production of liver enzymes. Hence, regular laboratory examination of liver enzymes is required while taking this medicine as advised by your doctor.

Take Bacfen exactly as directed by your doctor. If a person experiences nausea while taking Bacfen then it should be consumed with food or milk. However, for night cramps, it would be best to use the medicine at night time or 1 hour before doing specific tasks like physiotherapy or washing.

Yes, Bacfen can cause sleepiness. It can make a person dizzy due to its sedative effect. It can also affect vision and therefore you should avoid driving and using heavy machinery until and unless you know how Bacfen affects you.

Though Bacfen is not approved to treat anxiety disorders, it has been observed in some studies that it is effective in treating stress which occurs after a trauma.