Penamecillin
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Penamecillin is a type of antibiotic belonging to the penicillin class of beta-lactam antibiotics. It is used primarily in the treatment of bacterial infections caused by susceptible organisms.
Mechanism of Action[edit]
Penamecillin, like other penicillins, works by inhibiting the synthesis of bacterial cell walls. It achieves this by binding to and inactivating penicillin-binding proteins (PBPs) located inside the bacterial cell wall. This action ultimately leads to the lysis and death of the bacteria.
Pharmacokinetics[edit]
Penamecillin is administered orally and is absorbed in the gastrointestinal tract. Once absorbed, it is hydrolyzed to penicillin G, which is the active form. The drug is distributed widely throughout the body and is excreted primarily through the kidneys.
Clinical Uses[edit]
Penamecillin is used to treat a variety of infections, including:
Side Effects[edit]
Common side effects of penamecillin include:
- Allergic reactions, such as rash, itching, and anaphylaxis
- Gastrointestinal disturbances, such as nausea, vomiting, and diarrhea
Resistance[edit]
Bacterial resistance to penamecillin can occur through several mechanisms, including the production of beta-lactamase enzymes that inactivate the drug, and alterations in PBPs that reduce drug binding.
Related pages[edit]
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Penamecillin
