A warning like this needs the name of the tablets to be meaningful. Different medicines have very different risks, and a general statement that “these tablets cause blood clots and heart attacks” can be misleading.
Some medication groups that may increase clotting or cardiovascular risk in certain people include:
- Estrogen-containing hormone medicines (for example, some contraceptives or hormone therapies) — may increase the risk of blood clots in some users.
- Some anti-inflammatory pain medicines (NSAIDs) — certain medicines and doses may increase heart-related risks in some patients.
- Some cancer treatments — can raise the risk of blood clots.
- Certain medicines affecting hormones or blood cells — may require monitoring for clotting risks.
Many people use these medicines safely when they are correctly prescribed and monitored. Do not stop a prescribed medicine without medical advice.
If you tell me the exact tablet name, dose, and what it is used for, I can help check whether blood clots or heart attack risk is a known concern and what warning signs to watch for.