Drug details

Pfizerpen (penicillin g potassium)

type of Penicillins, Natural

Pfizerpen (penicillin G potassium) for Injection is an antibiotic used to treat severe infections including strep and staph infections, diphtheria, meningitis, gonorrhea, and syphilis. Pfizerpen is available in generic form.

The drug is often used to treat Meningitis , Syphilis .

This drug may have the following side effects:

• nausea,
• vomiting,
• diarrhea,
• skin rash,
• headache,
• vaginal yeast infection
• twitching or muscle spasm,
• injection site reactions (pain, redness, or swelling),
• thrush (oral candidiasis), or

The following drugs are related to Pfizerpen, either as a replacement or used together:

• Defitelio (defibrotide sodium for intravenous use)
• Evusheld (tixagevimab injection; cilgavimab injection, copackaged for intramuscular use)
• Vowst (fecal microbiota spores, live-brpk capsules)