What is the definition or description of: cardura (doxazosin) allergy?

Here are some...: Like any drugs, Cardura has its own share of allergy, but very rare. In fact, its more common side effect is postural hypotension leading to dizziness at positioning change. Nonetheless, use it as instructed, but stop it and inform the prescribing doctor if experiencing unwanted side effect. In reality, no doctors can remember every bits of allergy or side effects. So, use it with caution & see.