"If you think you are at risk of getting HIV, ask your health care provider if PrEP is right for you. Along with other prevention methods like condoms, PrEP can offer good protection against HIV if taken every day.
Pre-exposure prophylaxis, "...
Foscavir Consumer (continued)
Because this medication is used in patients who use other medications, it is difficult to tell which side effects are caused by foscarnet. Nausea, vomiting, headache, diarrhea, dizziness, loss of appetite, and increased sweating have been reported. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.
Tell your doctor right away if you have any serious side effects, including: mental/mood changes (e.g., depression, anxiety), new vision problems, muscle cramps/spasms, weakness, fast breathing, fast/irregular heartbeat, unusual tiredness, change in the amount of urine, painful urination, irritation/sores on the penis, vaginal irritation/sores, seizures, signs of infection (such as fever, persistent sore throat).
You may experience redness, irritation, or pain at the injection site. Tell your doctor if this occurs. Also tell your doctor if you experience tingling or numbness of the hands or feet, or tingling around your mouth during or after the infusion. Your doctor may need to adjust your dose.
A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.
This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.
In the US -
Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.
Read the Foscavir (foscarnet sodium injection) Side Effects Center for a complete guide to possible side effects
PRECAUTIONS: Before using foscarnet, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients, which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: liver disease, kidney disease (including being on dialysis), dehydration, low electrolyte levels (calcium, magnesium, potassium, phosphate), nervous system problems (e.g., seizure history), heart disease, a low sodium diet.
This drug may make you dizzy. Do not drive, use machinery, or do any activity that requires alertness until you are sure you can perform such activities safely. Limit alcoholic beverages.
Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).
Caution is advised when using this drug in children because they may be more sensitive to the effects of the drug, especially the effects on developing bones.
Caution is advised when using this drug in the elderly because they may be more sensitive to the effects of the drug, especially the effects on the kidneys.
During pregnancy, this medication should be used only when clearly needed. Discuss the risks and benefits with your doctor.
It is not known whether this drug passes into breast milk. Because of the possible harm to the infant, breast-feeding is not recommended.
Additional Foscavir Information
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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