Kali iodatum is a homeopathic remedy that is derived from iodide of potassium, a chemical compound that has been used in medicine for various purposes. Kali iodatum is indicated for brain tumour when the following symptoms are present:

1. Sadness and anxiety
2. Loss of memory
3. Impaired and slow speech
4. Chronic vertigo
5. Persistent nervousness to speak
6. Confusion
7. Feeling of contraction of the scalp
8. Sensation of a cold spot on the forehead
9. Objects seem to whirl when walking
10. Dizziness on closing the eyes
11 Tiredness and fatigue
12. Hearing noises
13. Aversion to milk and meat
14. Fetid breath
15. Feeling as if the stomach is pressing against the spine
16. Violent coughing
17. Black-and-blue marks on skin
18. Sleeplessness and restlessness even when tired¹²

Kali iodatum is believed to act on the brain tissue and reduce the inflammation, swelling, and pressure caused by the tumour. It may also help in relieving the pain, headache, and neuralgia associated with brain tumour. Kali iodatum may also have a beneficial effect on the mental and emotional state of the patient, as it may calm the anxiety, sadness, confusion, and irritability caused by the tumour.

However, It is advisable to consult a qualified homeopath before taking kali iodatum or any other homeopathic remedy for brain tumour. Homeopathic treatment may have some side effects or risks, such as aggravation of symptoms, allergic reactions, or interactions with other medicines. Therefore, it is important to follow the instructions and guidance of the homeopath carefully.