Flow measurement is the quantification of bulk fluid movement. Flow can be measured in a variety of ways. Positive-displacement flow meters accumulate a fixed volume of fluid and then count the number of times the volume is filled to measure flow.
The following herbs have been rated Likely Safe or Possibly Safe for use during pregnancy:4. 1  Red Raspberry Leaf â Rich in iron, this herb has helped tone the uterus, increase milk production, decrease nausea, and ease labor pains. 2  Peppermint Leaf â Helpful in relieving nausea/morning sickness and flatulence.
Herbs are natural but not necessarily safe. The use of herbs at any time in pregnancy should be under the guidance of a regulated healthcare practitioner. The list of herbs to avoid during pregnancy listed below is not exhaustive. Other herbs may also be contra indicated and it's best consult with your healthcare provider before taking anything in pregnancy. Avoid in pregnancy and in labour. Do not take the following herbal remedies in pregnancy or when you are in labour.