I'm not a doctor and I have no specialized knowledge about these claims. That said, Peter McCullough has has been a stern critic of the main approaches taken by the medical establishment regarding treatment for COVID. He is also a stern critic of the unwillingness of the corporate media and the medical establishment to acknowledge the numerous injuries that result from the COVID vaccinations. Stunning show of hands at the beginning of this video featuring Dr. Peter McCullough.   He states:

• 1/3 of the people who took the shots have no adverse affects
• About 2/3 of the people had sore arms, and they are far more likely to have adverse effects in the heart based on PET scans. This is because the spike protein continues the circulate and the body can't break it down. There are numerous reports of blood clots and cardiac arrest years after the shots (min 10).

At 6:50 min, McCullough offers an approach to break down the spike protein. One can buy these in many places without a prescription. McCullough discusses these supplements and others (at min 8) that might be helpful. Here is his proposed spike cleanse protocol: