Can I take 12.5mg and Losartin together?
Drug interaction guide
Originally published 25 Jan 2026
Répond aux besoins du patient lignes directrices éditoriales
- TéléchargerTélécharger
- Partager
- Langue
- Discussion
Taking sildenafil (Viagra) with losartan can cause your blood pressure to drop lower than intended. This may lead to symptoms like dizziness, lightheadedness, fainting, or a racing heart.
Dans cet article :
Poursuivre la lecture ci-dessous
Why this happens
Both medications work by widening your blood vessels to lower blood pressure. When used together, their effects can add up, causing a more significant drop in blood pressure than either drug would cause on its own.
What you should do
Use caution when combining these medications. If you feel dizzy or lightheaded, sit or lie down until the feeling passes. It is best to avoid rising quickly from a sitting or lying position. If you experience severe dizziness or fainting, contact your doctor.
Poursuivre la lecture ci-dessous
Using other medicines
Taking multiple medicines? Our Medicines Interaction Checker helps you check whether your prescriptions, over-the-counter medicines, and supplements are safe to take together. Simply search for your medicines to see potential interactions and what to do about them.
Clause de non-responsabilité
This information is for general educational purposes only and should not be relied upon as a substitute for professional medical advice. Always consult your GP, pharmacist, or another qualified healthcare professional before making decisions about your medications. Individual circumstances may vary, and only a healthcare professional who knows your medical history can provide personalised guidance.
Patient picks for Drug interactions

Traitement et médicaments
Can I take Atorvastatin and Sertraline together?
Taking atorvastatin and sertraline together may slightly increase the levels of atorvastatin in your blood. This can increase the risk of side effects, particularly muscle pain or weakness.

Traitement et médicaments
Can I take Collagen and Tamoxifen together?
There is no known direct interaction between collagen supplements and tamoxifen. Collagen is a protein found naturally in the body, and taking it as a supplement is generally considered safe alongside this medication.
Poursuivre la lecture ci-dessous
Historique de l'article
Les informations contenues dans cette page sont rédigées et évaluées par des cliniciens qualifiés.
25 janvier 2026 | Publié à l'origine

Demandez, partagez, connectez-vous.
Parcourez les discussions, posez des questions et partagez vos expériences sur des centaines de sujets liés à la santé.

Vous ne vous sentez pas bien ?
Évaluez gratuitement vos symptômes en ligne
Inscrivez-vous à la newsletter destinée aux patients
Votre dose hebdomadaire de conseils santé clairs et fiables, rédigés pour vous aider à vous sentir informé, confiant et maître de la situation.
En vous abonnant, vous acceptez notre politique de confidentialité. Vous pouvez vous désabonner à tout moment. Nous ne vendons jamais vos données.