The cell bodies of the presynaptic neurons of both the parasympathetic and sympathetic systems are located within the central nervous system. These presynaptic autonomic neurons synapse only with postsynaptic autonomic neurons.he cell bodies of the presynaptic neurons of both the parasympathetic and sympathetic systems are located within the central nervous system. These presynaptic autonomic neurons synapse only with postsynaptic autonomic neurons.
Hydrocodone/APAP and Pregnancy Category C. The acetaminophen component of hydrocodone/APAP is usually considered safe for pregnant women (see Tylenol and Pregnancy) . However, the hydrocodone component may not be safe.When given to pregnant hamsters, a single dose of hydrocodone increased the risk of birth defects, including cranial defects.Limited human studies also indicate that hydrocodone may increase the risk of similar birth defects in humans.ydrocodone/APAP and Pregnancy Category C. The acetaminophen component of hydrocodone/APAP is usually considered safe for pregnant women (see Tylenol and Pregnancy) . However, the hydrocodone component may not be safe.
1 Flares 1 Flares Ã. When asking is Vicodin safe during pregnancy, you should know that it is a pain medication belonging to the narcotic analgesics.It comes with two main ingredients: acetaminophen that is a weaker pain reliever increasing the effects of hydrocodone that is a stronger painkiller.f you are taking Vicodin during pregnancy you should be aware of the possible side effects. One of them is constipation. This means that if you take the medication, you should increase your daily water intake.