A client previously experienced a severe anaphylactic reaction to penicillin G. Which medication class should not be administered to this client due to the potential for cross-sensitivity?

A. Phenylephrine is a decongestant that can raise blood pressure, making it contraindicated for individuals with hypertension. Advising a patient with hypertension to avoid phenylephrine is essential to prevent potential cardiovascular complications.

B. While patients with diabetes should be cautious about certain medications, phenylephrine is not specifically contraindicated in this condition.

C. A 17-year-old female with an upper respiratory infection typically does not have contraindications for phenylephrine unless there are underlying conditions not mentioned.

D. Gout does not have a direct contraindication for phenylephrine use, so the patient may not need to avoid it unless other health issues are present.

A. Lorazepam is a benzodiazepine commonly used to manage alcohol withdrawal symptoms, including seizures. It acts quickly to reduce anxiety and seizure activity.

B. Phenytoin is primarily used for seizure control in conditions such as epilepsy but is not the first-line treatment for alcohol withdrawal seizures.

C. Ethosuximide is specifically used for absence seizures and is not effective for alcohol withdrawal.

D. Gabapentin is sometimes used for neuropathic pain but is not indicated for acute alcohol withdrawal or seizure management.