Thatâs very fast. If you could travel at the speed of light, you would be able to circle the Earthâs equator about 7.5 times in just one second! A light-second is the distance light travels in one second, or 7.5 times the distance around Earthâs equator. A light-year is the distance light travels in one year.
The Keytruda approval is based on clinical trials that showed tumors shrank in 41 percent of patients, and the effect lasted between two and nine months. The most common side effects of Keytruda included fatigue, decreased appetite, shortness of breath or impaired breathing, and cough.
Loratadine is being marketed under several trade names. Perhaps the most popular brand is Claritin. For Cetirizine, one of its trade names is Zyrtec. The most common Loratadine side effects are oral sores, restlessness, headaches, and nervousness. As mentioned previously, Cetirizine can induce more sleepiness and may even lead to mild discomfort or difficulty in breathing.