Pfizerpen-G

• It is used to treat bacterial infections.

• Tell all of your health care providers that you take this medicine. This includes your doctors, nurses, pharmacists, and dentists.
• Very bad and sometimes deadly allergic side effects have rarely happened. Talk with your doctor.
• Have your blood work checked if you are on Pfizerpen-G for a long time. Talk with your doctor.
• Do not use longer than you have been told. A second infection may happen.
• When given in large doses, this medicine may cause very bad and even deadly electrolyte problems. Talk with the doctor.
• If you have high blood sugar (diabetes), do not use Clinitest®. Use some other urine glucose testing like Clinistix® or Tes-Tape®.
• This medicine may affect certain lab tests. Be sure your doctor and lab workers know you use Pfizerpen-G.
• Use with care in newborns. Talk with the doctor.
• Birth control pills and other hormone-based birth control may not work as well to prevent pregnancy. Use some other kind of birth control also like a condom when taking this medicine.
• Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using Pfizerpen-G while you are pregnant.
• Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.

Use this medicine as ordered by your doctor. Read all information given to you. Follow all instructions closely.

• It is given as a shot.

What do I do if I miss a dose?

• Call your doctor to find out what to do.

All drugs may cause side effects. However, many people have no side effects or only have minor side effects. Call your doctor or get medical help if any of these side effects or any other side effects bother you or do not go away:

• Upset stomach or throwing up.
• Mouth irritation or mouth sores.
• Change in tongue color.
• Irritation where the shot is given.

These are not all of the side effects that may occur. If you have questions about side effects, call your doctor. Call your doctor for medical advice about side effects.

You may report side effects to the FDA at 1-800-FDA-1088. You may also report side effects at http://www.fda.gov/medwatch.