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Smallpox Vaccine (SMAL poks vak SEEN)

Adult Medication

Brand Names: U.S.

ACAM2000®

Warning

  • Very bad heart problems like swelling of the heart tissue have happened with this vaccine. This can lead to a heartbeat that does not feel normal and sometimes death. Some health problems can raise the chance of these effects. Tell the doctor about all current or past health problems. Call the doctor right away if chest pain or pressure, fast heartbeat, a heartbeat that does not feel normal, or breathing problems happen.
  • Very bad health problems have happened with this drug. These include swelling of the brain or spinal cord, eye problems, allergic reactions, very bad skin problems, and vaccine site infections. These health problems can lead to disability or problems that may not go away, like blindness. Sometimes, they can lead to death. The chance is raised in infants younger than 12 months. Some health problems can raise the chance of these effects. Tell your doctor if you have a weak immune system or if you take drugs to weaken your immune system. Tell your doctor if you have ever had heart disease or skin problems like eczema. Tell your doctor if you have eye disease and use steroid eye drops or ointment.
  • Use of this drug during pregnancy has caused smallpox infection and death in the unborn baby. If you are pregnant, talk with your doctor. You will need to talk about the benefits and risks of using this vaccine while you are pregnant.
  • This vaccine is a live virus. It can spread to other parts of the body. It can also spread to other people until the vaccine scab falls off (2 to 4 weeks after getting the vaccine). If the virus is spread to another person, it can cause very bad and life-threatening side effects. Talk with the doctor.

What is this drug used for?

  • It is used to prevent smallpox infection.

What do I need to tell my doctor BEFORE I take this drug?

  • If you have an allergy to this drug or any part of this drug.
  • If you are allergic to any drugs like this one, any other drugs, foods, or other substances. Tell your doctor about the allergy and what signs you had, like rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other signs.
  • If you have a weak immune system.
This is not a list of all drugs or health problems that interact with this drug.
Tell your doctor and pharmacist about all of your drugs (prescription or OTC, natural products, vitamins) and health problems. You must check to make sure that it is safe for you to take this drug with all of your drugs and health problems. Do not start, stop, or change the dose of any drug without checking with your doctor.

What are some things I need to know or do while I take this drug?

  • Tell dentists, surgeons, and other doctors that you use this drug.
  • This drug may not protect all people who use it. Talk with the doctor.
  • This drug may affect certain lab tests. Be sure your doctor and lab workers know you take this drug.
  • You must take care of the vaccine site to prevent spread of the virus. Very bad effects and death have happened in other people who have come into contact with the vaccine site. Wear certain types of bandages to cover the whole vaccine site. If you are not sure which type of bandage to use, talk with your doctor. Wear sleeves to cover the site.
  • Wear gloves when you change bandages. Throw away the gloves and used bandages in sealed or double plastic bags. You may add some bleach to the bag to kill the virus.
  • Wash your hands well after changing the bandage. Wash your hands well after any other contact with the vaccine site.
  • Do not donate blood or an organ for at least 30 days after getting this vaccine.
  • Do not put creams or ointments on the vaccine site. Do not scratch or pick at the vaccine site.
  • Tell your doctor if you are breast-feeding. You will need to talk about any risks to your baby.

What are some side effects that I need to call my doctor about right away?

WARNING/CAUTION: Even though it may be rare, some people may have very bad and sometimes deadly side effects when taking a drug. Tell your doctor or get medical help right away if you have any of the following signs or symptoms that may be related to a very bad side effect:
  • Signs of an allergic reaction, like rash; hives; itching; red, swollen, blistered, or peeling skin with or without fever; wheezing; tightness in the chest or throat; trouble breathing or talking; unusual hoarseness; or swelling of the mouth, face, lips, tongue, or throat.
  • Change in eyesight.
  • Loss of eyesight.
  • Seizures.
  • A burning, numbness, or tingling feeling that is not normal.
  • If bright lights bother your eyes.
  • Very bad irritation where the shot was given.
  • A very bad skin reaction (Stevens-Johnson syndrome/toxic epidermal necrolysis) may happen. It can cause very bad health problems that may not go away, and sometimes death. Get medical help right away if you have signs like red, swollen, blistered, or peeling skin (with or without fever); red or irritated eyes; or sores in your mouth, throat, nose, or eyes.

What are some other side effects of this drug?

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:
  • Irritation where the shot is given.
  • Itching.
  • Feeling tired or weak.
  • Feeling hot.
  • Fever.
  • Chills.
  • Headache.
  • Upset stomach.
  • Loose stools (diarrhea).
  • Hard stools (constipation).
  • Swollen gland.
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 your national health agency.

How is this drug best taken?

Use this drug as ordered by your doctor. Read and follow the dosing on the label closely.
  • Your doctor will give this drug.

What do I do if I miss a dose?

  • Call the doctor to find out what to do.

How do I store and/or throw out this drug?

  • This drug will be given to you in a hospital or doctor’s office. You will not store it at home.

General drug facts

  • If your symptoms or health problems do not get better or if they become worse, call your doctor.
  • Do not share your drugs with others and do not take anyone else’s drugs.
  • Keep a list of all your drugs (prescription, natural products, vitamins, OTC) with you. Give this list to your doctor.
  • Talk with the doctor before starting any new drug, including prescription or OTC, natural products, or vitamins.
  • Keep all drugs out of the reach of children and pets.
  • Check with your pharmacist about how to throw out unused drugs.
  • Some drugs may have another patient information leaflet. If you have any questions about this drug, please talk with your doctor, pharmacist, or other health care provider.
  • If you think there has been an overdose, call your poison control center or get medical care right away. Be ready to tell or show what was taken, how much, and when it happened.

Consumer Information Use and Disclaimer

This information should not be used to decide whether or not to take this medicine or any other medicine. Only the healthcare provider has the knowledge and training to decide which medicines are right for a specific patient. This information does not endorse any medicine as safe, effective, or approved for treating any patient or health condition. This is only a brief summary of general information about this medicine. It does NOT include all information about the possible uses, directions, warnings, precautions, interactions, adverse effects, or risks that may apply to this medicine. This information is not specific medical advice and does not replace information you receive from the healthcare provider. You must talk with the healthcare provider for complete information about the risks and benefits of using this medicine.

Copyright

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