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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
About 100 new prescription or over-the-counter drugs come into the U.S. market every year.
Asthma attacks and symptoms usually get started by specific triggers (such as viruses, allergies, gases, and air particles). You should talk to your doctor about these triggers and find ways to avoid or get rid of them.
All patients with hyperparathyroidism will develop osteoporosis. The parathyroid glands maintain blood calcium within the normal range. All patients with this disease will continue to lose calcium from their bones every day, and there is no way to prevent the development of osteoporosis as a result.