In 1864, the first barbiturate (barbituric acid) was synthesized.
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Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.
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Sildenafil (Viagra®) has two actions that may be of consequence in patients with heart disease. It can lower the blood pressure, and it can interact with nitrates. It should never be used in patients who are taking nitrates.
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The most common childhood diseases include croup, chickenpox, ear infections, flu, pneumonia, ringworm, respiratory syncytial virus, scabies, head lice, and asthma.
Diagram of a cell
Typical wiring diagram of a V-6 distributorless (direct fire) ignition system.
Growth in Warm Clouds
Growth in Cold and Cool Clouds
Schematic diagram showing polyclonal response by B cells against linear epitopes.
The Nutrient Fact Panel on the food label can help consumers make smart nutrition choices