The formula for simple interest is I = prt where I is the simple interest, p is the principal, r is the rate of interest, and t is the period of time.
No anti-anxiety medication is completely safe during pregnancy, but some are much safer than others. The least safe anti-anxiety medications during pregnancy are benzodiazepines, such as Xanax and Valium. They inhibit brain function by enhancing the potency of the neurotransmitter GABA. According to a study published in the November 2007 issue of Pharmacoepidemiology and Drug Safety, benzodiazepines increase the risk of low birth weight, preterm birth and congenital malformations.
Generally, these antidepressants are an option during pregnancy: Certain selective serotonin reuptake inhibitors (SSRIs). SSRIs are generally considered an option during pregnancy, including citalopram (Celexa), fluoxetine (Prozac) and sertraline (Zoloft). Serotonin and norepinephrine reuptake inhibitors (SNRIs). SNRIs are also considered an option during pregnancy, including duloxetine (Cymbalta) and venlafaxine (Effexor XR).