What is verapamil 180 mg used for?
Verapamil 180 mg is an oral dose of verapamil, a calcium-channel blocker used to treat certain heart and circulation conditions. Common uses include angina (chest pain) and some types of abnormal heart rhythms (such as supraventricular tachycardia). It can also be used for high blood pressure, depending on the specific product and prescribing guidance.
Is “verapamil 180 mg” immediate-release or extended-release?
A key detail with verapamil 180 mg is the formulation. Many “180 mg” products are extended-release (often taken once daily), while others may be immediate-release (taken more often). The exact dosing schedule and how long the medicine lasts depends on whether the tablet is immediate-release or extended-release, so patients should follow the label and prescriber instructions for that specific brand/generic.
How do people usually take verapamil 180 mg?
People typically take verapamil with water and follow the dosing frequency on the prescription. If it is an extended-release product, patients generally should not crush, split, or chew tablets that are labeled as extended-release, because that can change how the drug is released in the body. If you tell me the exact brand name (or whether it says ER/extended-release), I can narrow down the typical schedule.
What side effects are associated with verapamil 180 mg?
Common side effects can include constipation, dizziness, headache, and swelling in the lower legs. Verapamil can also slow heart rate and reduce the strength of heart contractions in some people, so symptoms like unusual fatigue, lightheadedness, or fainting can be warning signs that require medical advice.
What are serious risks patients watch for?
The main serious concerns with verapamil include:
- Heart-rate slowing or heart block (especially if combined with other heart-rate–slowing medicines)
- Low blood pressure symptoms (dizziness, fainting)
- Drug interactions that increase verapamil levels or add heart-rate slowing effects
If a person experiences fainting, severe dizziness, or very slow pulse, they should seek urgent medical care.
What drugs commonly interact with verapamil?
Verapamil can interact with medications that affect heart rhythm and heart rate, as well as drugs that change liver metabolism (which can raise verapamil levels). Examples include certain beta-blockers, some antiarrhythmics, and some antibiotics or antifungals. Because interaction risk depends on the full medication list, it’s important to review all current prescriptions and over-the-counter products with a clinician or pharmacist.
How long does verapamil 180 mg stay in the body?
That depends on formulation (extended-release vs immediate-release). Extended-release versions generally last longer and are taken less often. If you share the exact product name (or whether it’s ER), I can give a more specific time-frame based on typical pharmacokinetics for that formulation.
Is 180 mg a typical dose?
Verapamil dosing varies by condition (blood pressure vs angina vs rhythm control), patient age, kidney/liver function, and tolerability. Clinicians adjust the starting dose and titrate based on response and side effects. “180 mg” is a common strength, but whether it is an appropriate dose for you depends on your diagnosis and the product’s release type.
How can I confirm the exact product I have?
Look for wording on the bottle or tablet such as:
- “extended-release” / “ER”
- “SR”
- “XR”
- “immediate-release”
- the brand name
If you paste the exact label text (brand name + ER/IR), I can help interpret what “verapamil 180 mg” likely means for dosing frequency and how to take it safely.