Arsphenamine (Salvarsan is arsenic containing drug ) was developed by Paul Ehrlich for the treatment of the following disease .

Options

A. Pneumonia
B. Syphilis
C. Whooping cough
D. Plague

Answer

**Step-by-Step Solution:**

1. **Identify the Drug**: The drug in question is Arsphenamine, also known as Salvarsan. It is an arsenic-containing compound.

2. **Historical Context**: Salvarsan was developed by Paul Ehrlich in the early 20th century, specifically in 1910. It was one of the first synthetic drugs used to treat infectious diseases.

3. **Understanding the Disease**: The primary disease for which Salvarsan was developed is syphilis. Syphilis is a sexually transmitted infection (STI) caused by the bacterium Treponema pallidum.

4. **Other Diseases**: While Salvarsan was also noted for its effectiveness against African trypanosomiasis (sleeping sickness), the most significant and well-known application of this drug remains its use in treating syphilis.

5. **Conclusion**: Based on the information gathered, the correct answer to the question is that Arsphenamine (Salvarsan) was developed for the treatment of syphilis.

**Final Answer**: Syphilis

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