Ionic compounds. Ionic bonds form when a metal reacts with a non-metal. Metals form positive ions; non-metals form negative ions. Ionic bonds are the electrostatic [electrostatic: An electrostatic force is generated by differences in electric charge (ie positive and negative) between two particles.
Red raspberry leaf tea is also used for painful menstrual cramps, as well as heavy periods. The chemicals in the red raspberry leaf help relax blood vessels and cause muscles to relax or contract.
Whether or not herbs induce labor, there are other alternatives to prepare the uterus. A widely used choice is red raspberry leaf tea. It is a uterine tonic used by Native Americans and midwives for thousands of years. It does not start contractions and can be safely used throughout pregnancy.