Valtrex
Valacyclovir
Ingredients & Drug Type
Valtrex is listed as Antiviral / Antifungal containing Valacyclovir. A medicine used according to its active ingredient, dosage form, and the patient’s condition.
- Active ingredient
- Valacyclovir
- Therapeutic class
- Antiviral / Antifungal
- Dosage form
- Tablet
- Strength
- 500mg
Dosing
- Adult
- 500mg مرتين يومياً × 5–7 أيام
- Frequency
- كل 8–12 ساعة
- Route
- oral
- Frequency: كل 8–12 ساعة.
- Route: oral.
- The final dose depends on diagnosis, age, weight, kidney/liver function, pregnancy status, and other medicines.
- Use the dose written by your doctor or pharmacist; this page is educational and not a personal prescription.
Instructions: ابدأ مبكراً — التأخير يقلل الفعالية
Medical Overview
Valtrex is listed as Antiviral / Antifungal containing Valacyclovir. A medicine used according to its active ingredient, dosage form, and the patient’s condition.
Valtrex (valacyclovir) — aciclovir’s convenient prodrug: 3-5× absorption turns five daily doses into 2-3, with the famous one-day cold-sore regimen (2g BID at first tingle) and documented ~50% partner-transmission reduction on daily genital-herpes suppression. Same family rules: shingles within 72h, generous hydration, renal dose adjustment, eye-area zoster is an emergency.
Uses / Indications
- Oral herpes
- genital herpes
- herpes zoster
- Used for indications selected by a clinician or pharmacist based on diagnosis and the official leaflet.
Side Effects
- كأبيه لطيف: صداع وغثيان خفيفان
- ألم بطن
- ودوخة. كلوياً: بلورات مع الجفاف والجرعات العالية (ماء وفير)
- ولدى المسنين وضعاف الكلى بجرعات عالية: تخليط وهلوسة عابرة (ضبط جرعة). نادراً جداً بجرعات ضخمة لمكسوري المناعة: اعتلال دموي خاص يراقبه الاختصاصي.
- Side effects vary by active ingredient, dose, and patient factors.
Contraindications
- حساسية للأسيكلوفير/فالاسيكلوفير. القصور الكلوي: تعديل إلزامي. الحمل: يستخدم عند الحاجة الواضحة بقرار الطبيب (بيانات العائلة مطمئنة نسبياً).
- Previous allergy to the active ingredient or any component.
Warnings
- قواعد الوقت العائلية تحفظ: حزام ناري = 72 ساعة (وقربه من العين طوارئ عيون)
- حبة حرارة = أول وخزة لا أول قشرة. اشرب بسخاء مع جرعاته. للكبح التناسلي: الدواء يخفض العدوى ولا يلغيها — المصارحة والواقي يبقيان جزء الخطة. نوبات هربس متقاربة رغم الكبح = مراجعة جرعة ومناعة. احجز جلدية عبر كلينكس جو.
- Do not start, stop, or change dose without medical advice, especially during pregnancy or chronic disease.
Drug Interactions
- قليلة كأبيه: البروبينسيد والسيميتيدين يرفعانه
- والأدوية المجهدة للكلى تتراكب عبئاً (مضادات التهاب مزمنة). لا صدامات كبرى.
- Tell your clinician or pharmacist about all medicines, supplements, and herbs you use.
Patient Guidance
- Read the patient leaflet.
- Use only as prescribed.
- Ask a pharmacist if anything about use is unclear.
Before Using This Medicine
Tell your clinician before use if you have
- Any previous allergy to this medicine, its class, or any ingredient.
- Pregnancy, breastfeeding, planned pregnancy, or fertility treatment.
- Kidney, liver, heart, stomach ulcer, bleeding, epilepsy, or chronic disease history.
- Regular medicines, supplements, herbal products, or alcohol use.
Seek urgent care if you notice
- Breathing difficulty, face or throat swelling, severe rash, fainting, or chest pain.
- Severe diarrhea, black stools, vomiting blood, yellow eyes, confusion, or unusual bleeding.
- Any symptom that feels severe, new, or rapidly worsening after taking the medicine.
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Storage & Manufacturer
- Storage:
- Store at room temperature away from heat, moisture, and direct sunlight unless the package label says otherwise.
Trusted Medical Sources
Use these references to verify official labeling, patient information, therapeutic class, dosing cautions, contraindications, and safety updates.
Common Questions
What is Valtrex?
Valtrex contains Valacyclovir and is categorized as Antiviral / Antifungal. Its exact use depends on diagnosis and the official product label.
What is the dose of Valtrex?
Catalog dosing information includes: 500mg مرتين يومياً × 5–7 أيام. The personal dose must be confirmed by a doctor or pharmacist.
What warnings matter before using Valtrex?
Check allergies, pregnancy or breastfeeding, chronic disease, and all current medicines before use. Seek urgent care for severe allergy or rapidly worsening symptoms.
How should Valtrex be stored?
Store at room temperature away from heat, moisture, and direct sunlight unless the package label says otherwise.