Mazzatenta A, Pokorski M, Sartucci F, et al
Do note that SQ needles are shorter, so be sure to order the correct type
Adrenaline surges in POTS are episodes of rapid heart rate, internal shaking, overstimulation, and fight-or-flight sensations that may occur suddenly and without warning
Shuyuan Yu, Huimin Zhao, et al
Injectable vitamin B12, which can treat significant deficiencies, may cause the following common side effects: More serious side effects of vitamin B12 injections can include: irregular heartbeat heart palpitations hives or a skin rash Vitamin B12 can cause very rare but serious allergic reactions, or anaphylaxis