Blood pressure medication

Administration / Prescription: General Internal Medicine (GP) · Cardiology

Blood pressure medications are drugs that bring persistently elevated blood pressure down to a healthy level. In doing so, they protect your heart, brain, kidneys and blood vessels in the long term — even though you often don't feel anything from the high blood pressure itself. There are several classes of active substances with different mechanisms of action; which one is right for you will be decided by your doctor based on your overall situation.

Typical Areas of Use

  • High blood pressure (hypertension)
  • Protection of heart and blood vessels
  • Relief of the heart in cases of heart failure
  • Protection of the kidneys, for example in diabetes
  • Prevention of stroke and heart attack

How It Works

  1. 1First, the high blood pressure is confirmed — usually with several measurements at the practice, at home or via 24-hour monitoring — and a search is made for causes and accompanying risk factors.
  2. 2Your doctor will also initially discuss with you what lifestyle adjustments such as exercise, salt reduction and weight loss can contribute.
  3. 3If that is not enough, she will select an active substance or combination that suits your age, comorbidities and tolerability — often one starts low and adjusts gradually.
  4. 4In the first few weeks, the effect is monitored with blood pressure measurements and sometimes blood tests until the dosage is right; regular follow-up checks then follow.

How to Prepare

  • If possible, measure your blood pressure at home for a few days and bring the readings with you.
  • Prepare a list of all medications, including over-the-counter remedies such as painkillers.
  • Mention kidney or heart disease as well as pregnancy or plans to have children.

Side Effects & Risks

  • At the beginning, fatigue, dizziness or circulatory sensations are possible until the body gets used to the lower pressure.
  • Depending on the class of active substance, dry cough, swollen ankles, more frequent urination or changes in blood salts may occur.
  • Allergic reactions are rare, such as swelling in the face and neck area, which must be assessed by a doctor quickly.
  • If the medication is stopped on your own initiative, blood pressure can rise rapidly again — changes belong in medical hands.
Afterwards — and When to Seek Help

A slight feeling of weakness in the first few days is common and usually subsides. Measure your blood pressure as agreed with your doctor and bring the readings to your check-ups. Contact the practice if you experience persistent severe dizziness, fainting episodes, pronounced fluid retention or persistent dry cough — often a switch to a different class of medication can provide a better-tolerated solution. Swelling of the lips or tongue is an emergency.

Medications & Drug Classes

Cost & Insurance

Medically prescribed blood pressure medications are usually covered by basic insurance, as are the associated check-ups — the deductible and co-payment apply as usual. You usually pay for your own blood pressure monitor yourself. This is for guidance only without guarantee; if in doubt, ask your health insurer.

Frequently Asked Questions

Do I have to take blood pressure medication for life?
Often yes, because high blood pressure is usually a permanent predisposition. However, those who lose weight, exercise more and eat less salt can sometimes reduce the need — whether a reduction is possible will be decided by your doctor based on the follow-up readings.
I don't feel my high blood pressure at all — why treat it?
That's exactly what makes high blood pressure insidious: it damages blood vessels, heart, brain and kidneys over years without being noticed. Treatment works like insurance against heart attack, stroke and kidney damage — its benefit is very well documented.
What happens if I forget to take a dose?
A single forgotten dose is usually not problematic — do not take double the amount on your own initiative. How to proceed in individual cases is best discussed once in principle with your doctor or pharmacy.
Do blood pressure medications make you tired?
In the initial phase, circulation may feel sluggish because the body was used to higher values. This usually subsides within weeks. If fatigue persists, there is almost always a better-tolerated alternative.
Am I allowed to exercise while taking blood pressure medication?
Yes — regular exercise is actually part of the treatment and additionally lowers blood pressure. With certain active substances, the pulse rises less sharply under exertion; what this means for your training can be explained by your doctor.

Editorial content · as of 9/5/2026

Based on recognised Swiss specialist sources — including the FOPH and the Federal Commission for Vaccination Issues, medical societies and university hospitals.