Hydroxocobalamin Injection (Cyanide Poisoning)

• It is used to treat cyanide poisoning.

• Tell all of your health care providers that you take hydroxocobalamin injection. This includes your doctors, nurses, pharmacists, and dentists.
• Have blood work checked as you have been told by the doctor. Talk with the doctor.
• This medicine may affect certain lab tests. Tell all of your health care providers and lab workers that you take this medicine.
• If you are on dialysis, talk with your doctor.
• High blood pressure has happened with hydroxocobalamin injection. Have your blood pressure checked as you have been told by your doctor.
• You may have skin redness for up to 2 weeks and change in the color of urine to red for up to 5 weeks after getting this medicine. Avoid sun, sunlamps, and tanning beds while your skin is red. Talk with your doctor.
• Tell your doctor if you are pregnant or plan on getting pregnant. You will need to talk about the benefits and risks of using hydroxocobalamin injection 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 an infusion into a vein over a period of time.

What do I do if I miss a dose?

• Call your doctor to find out what to do.

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.
• Very bad irritation where the shot was given.
• Swelling.
• Signs of high blood pressure like very bad headache or dizziness, passing out, or change in eyesight.
• Black, tarry, or bloody stools.
• Trouble swallowing.
• Memory problems or loss.
• Change in eyesight, eye pain, or very bad eye irritation.
• A heartbeat that does not feel normal.
• A fast heartbeat.