They are prepared to modern high standards of safety and are recognized as both complementary and alternative to conventional medicines. Homeopathic medicines are derived from vegetables, minerals and animal substances. Although there is no 100% safe medical therapy, since homeopathic contain only miniscule material of original substance, they do not have any toxic side effects. Very few harmful side effects sometimes observed especially during treatment of chronic illnesses are called “homeopathic aggravation” and may need adjustment in potency or use of other remedy. When correctly prescribed, these remedies are safe even for children and pregnant women. Homeopathic remedies have been proved for nearly two hundred years to be safe and effective in treating ailments serious and minor, acute and chronic, physical and emotional. Homeopathy can play an important part in preventing disease.