Frozsen DPT vaccine should be –
**Core Concept**
The DPT vaccine is a combination vaccine that protects against **diphtheria**, **pertussis**, and **tetanus**. It is crucial to store vaccines at the correct temperature to maintain their potency. The storage condition for the DPT vaccine is a key consideration in vaccine management.
**Why the Correct Answer is Right**
The correct storage condition for the DPT vaccine is at a refrigerated temperature, between 2°C and 8°C. This is because the vaccine's components, particularly the pertussis component, are sensitive to heat and freezing temperatures. Storing the vaccine at the correct temperature helps to preserve its efficacy.
**Why Each Wrong Option is Incorrect**
**Option A:** Incorrect because it may not specify the correct temperature range.
**Option B:** Incorrect as freezing can damage the vaccine's components.
**Option C:** Incorrect because it does not provide the correct storage condition.
**Option D:** Incorrect as it may not be applicable to the DPT vaccine.
**Clinical Pearl / High-Yield Fact**
A key point to remember is that vaccines have specific storage requirements to maintain their potency. Incorrect storage can lead to reduced vaccine efficacy, which can have significant implications for public health.
**Correct Answer:** D. Stored at +2 to +8 degree Celsius.