Examples of Price Elasticity of Demand. If the quantity purchased changes more than price change (say, 10%/5%), the product is termed elastic. If the change in quantity purchased is the same as the price change (say, 10%/10% = 1), the product is said to have unit (or unitary) price elasticity.
Wellbutrin had side effects at the beginning-the worst of which were insomnia and constipation. The insomnia abated after about 3 weeks of treatment and I take a fiber supplement to deal with the constipation. It also abates with time but never completely goes away.
The Food and Drug Administration (FDA) approved these atypical antidepressants to treat depression: 1  Bupropion (Wellbutrin, Forfivo XL, Aplenzin), which under the name Zyban is used to aid in smoking cessation. 2  Mirtazapine (Remeron) 3  Nefazodone. Trazodone, which is also used to treat insomnia.  Vortioxetine (Trintellix)