Masti-clear

• GC Hanford Manufacturing Company

Masti-clear is part of the drug class:

• Beta lactamase sensitive penicillins

Tell your doctor about all the medicines you take including prescription and non-prescription medicines, vitamins, and herbal supplements. Especially tell your doctor if you take:

• erythromycin (EES, Erythrocin)
• tetracycline antibiotics such as doxycycline (Vibramyin, Doryx), minocycline (Dynacin, Minocin), and tetracycline (Sumycin)
• probenecid (Probalan, Benemid)
• methotrexate (Rheumatrex, Trexall)
• birth control pills

This is not a complete list of penicillin G potassium drug interactions. Ask your doctor or pharmacist for more information.

Serious side effects have been reported with penicillin G potassium including:

• hypersensitivity (severe allergic reaction). Signs of a hypersensitivity reaction, which include the following:
  • chest pain
  • swelling of the face, eyes, lips, tongue, arms, or legs
  • difficulty breathing or swallowing
  • fainting
  • rash
  • new or increasing irregularities in your heart rate
• superinfection. penicillin G potassium should not be used for extended periods. Prolonged use can lead to the growth of dangerous organisms that are resistant or unresponsive to this medication. Take penicillin G potassium for the duration prescribed by your doctor.

Do not take penicillin G potassium if you are allergic to any of its ingredients.

Take penicillin G potassium exactly as prescribed.

This medication is available in an injectable form to be given directly into a vein (IV), muscle (IM), into the lung spaces, or into the spine (IT) by a healthcare professional.

Penicillin G potassium is usually administered by a healthcare provider in a medical setting making it unlikely for an overdose to occur. However, if overdose is suspected, seek emergency medical attention.