So far as overall improvement is concerned, a. boar has far more influence in a herd than the. average sow. Because a boar has such a. tremendous influence within a herd, careful. consideration should be given to his selection, management and replacement. On many farms productivity and profitability are.
Some of the other benefits include: 1  Preventing cancer on the lining of the uterus. 2  No daily pills required. 3  Contains no estrogen (for women who are breastfeeding)  Private method of birth control (no messy packaging left 1  around) Improved sex life (feel more spontaneous)  No prep work before having sex (as required for condoms)
There also were 771 incidents of side effects assessed to be likely or definitely related to the use of the birth control shot, the findings showed. The most common were acne, increased libido, muscle pain, and mood and emotional disorders.