Celvir 500mg Tablet

Introduction

Celvir is a prescription medication that contains the active ingredient valganciclovir. It is available under the brand name Celvir. This medication is primarily used for the treatment of certain viral infections, specifically cytomegalovirus (CMV) retinitis in patients with acquired immunodeficiency syndrome (AIDS).

Uses

Celvir is prescribed to treat CMV retinitis, a viral infection of the retina that can cause vision loss in individuals with weakened immune systems, such as those with AIDS. This medication helps to inhibit the replication of the CMV virus and reduce the progression of the retinitis.

Dosage and Administration

Celvir should be taken exactly as prescribed by your healthcare provider. The dosage may vary depending on your specific condition and medical history. Follow the instructions provided by your doctor or pharmacist.

This medication is typically taken with food to improve absorption. Swallow the tablet whole with a full glass of water. Do not crush, chew, or break the tablet as it may affect the way the medication is released in your body.

Mechanism of Action

Valganciclovir, the active ingredient in Celvir, belongs to a class of medications called antiviral agents. It works by inhibiting the replication of the cytomegalovirus (CMV) by interfering with the viral DNA synthesis process. By preventing the virus from multiplying, Celvir helps to slow down the progression of CMV retinitis.

Side Effects

Common side effects may include:

• Nausea
• Diarrhea
• Headache
• Insomnia
• Fatigue

Serious side effects are rare but may include:

• Severe allergic reactions
• Blood disorders
• Kidney problems
• Liver problems
• Changes in vision

If you experience any of these serious side effects or any other unexpected symptoms, seek medical attention immediately. Contact your healthcare provider or go to the nearest emergency room.

Drug Interactions

Celvir may interact with certain medications, including:

• Didanosine
• Probenecid
• Mycophenolate mofetil
• Zidovudine
• Cidofovir

inform your healthcare provider about all the medications you are currently taking, including over-the-counter drugs, herbal supplements, and vitamins, to avoid potential drug interactions. They can provide guidance on the safe use of Celvir in combination with other medications.

Precautions

Before taking Celvir, inform your healthcare provider about any allergies you may have, as well as your medical history, especially if you have kidney or liver problems.

This medication should not be used during pregnancy unless specifically prescribed by your healthcare provider. Discuss the potential risks and benefits with your doctor.

Celvir may interact with other medications, including certain antiviral drugs and drugs that affect the immune system. Be sure to inform your healthcare provider about all the medications you are taking to avoid potential interactions.

Storage

Celvir should be stored at room temperature, away from moisture and heat. Keep the medication in its original packaging and out of reach of children. Do not use the medication if it has expired or if the tablets appear to be damaged or discolored.

Patient Tips

• Take Celvir with food as directed by your healthcare provider to improve absorption.
• Do not skip doses or stop taking the medication without consulting your doctor.
• If you miss a dose, take it as soon as you remember. However, if it is close to the time for your next dose, skip the missed dose and resume your regular dosing schedule.
• stay well-hydrated while taking Celvir. Drink plenty of fluids unless otherwise directed by your healthcare provider.
• If you experience any unusual symptoms or have concerns about the medication, contact your healthcare provider for further guidance.

Please note that this description, as well as the other content on our website is for educational purposes only. We do not provide medical advice. For specific medical advices, diagnoses and treatment options you should consult with your doctor.

References

• Valcyte 450 mg film-coated tablets (Health Professionals SmPC) Available at:
• Valganciclovir (Drugs.com) [Accessed 8 Jun. 2024] (online) Available at:
• valganciclovir hcl (RX) [Accessed 16 Jun. 2024] (online) Available at:
• Valganciclovir (MedlinePlus) [Accessed 2 Jun. 2024] (online) Available at:
• Limaye AP, Budde K, Humar A, Vincenti F, Kuypers DRJ, Carroll RP, Stauffer N, Murata Y, Strizki JM, Teal VL, Gilbert CL, Haber BA. Letermovir vs Valganciclovir for Prophylaxis of Cytomegalovirus in High-Risk Kidney Transplant Recipients: A Randomized Clinical Trial. JAMA. 2023 Jul 3;330(1):33-42. doi: 10.1001/jama.2023.9106. [Accessed 20 Jun. 2024] Available at: