antimony
The isotope most widely used in medicine is Technetium-99m. It is commonly used in nuclear medicine imaging studies to help diagnose various medical conditions.
To kill bacteria.
it used to be known as glucinium (?) because it was sweet. Unfortunately for the few scientist who discovered this, beryllium is also poisonous.
Boron is a native element used in the production of medicine glass due to its ability to improve thermal and chemical resistance. Additionally, it is utilized in fireworks to create vibrant green colors. Its unique properties make it valuable in both applications.
A medicine that is poisonous, but was once used for medical treatment is Warfarin or Coumadin. These are both medicines used to thin the blood, but are also used in rat poison. Ether is also poisonous and was used in surgery to put a patient to sleep.
Several. Arsenic was once used as a rat poison and also has use in medicine (bone marrow disorders as an example. Thallium was once used as a rat poison and was once used to treat Syphillis Barium used to be used in rat poison and is used in medicine (barium meal) for some types of scan. Mostly these days however it is a compound that applies to both rather than an element - that being Warfarin.
Mercury is an element and is very poisonous. It is not used as a drug.
Chlorine, which was used as a poisonous gas in World War I.
Mercury in every one of its compounds is extremely poisonous. It is still used in fluorescent lights, amalgam dental fillings, and some cosmetics.
whatever you think is right
bromide
Chlorine is a greenish-yellow poisonous gas commonly used for disinfection and bleaching.
Arsenic was once used as a treatment for various medical conditions because of its toxic properties. It was believed to be effective in treating certain skin conditions, such as psoriasis, as well as syphilis and leukemia. However, its toxic nature led to its abandonment as a medical treatment.
Well, it can be mercury, used to treat skin diseases.
antimony
Arsenic is the poisonous element used in both medicines and rat poison. In controlled doses, arsenic is used in certain medications to treat certain medical conditions, while in larger quantities it is used as a rodenticide to kill rats and other pests.