For the Mounjaro (tirzepatide) multi-dose KwikPen: Always use a new pen needle for each injection to help prevent infection and clogged needles
Contact your provider if bruising spreads beyond the immediate injection area, if you develop warmth, increasing redness, or pus at the site (signs of infection), or if you experience severe pain, swelling that restricts movement, or symptoms of an allergic reaction (hives, difficulty breathing, swelling of face or throat)
A certificate of analysis is available on request
However, patients should not assume that TB-500 products sold online have the same evidence, identity, purity, or clinical oversight as compounds used in controlled research