A sprain is an injury to a ligament. Ligaments are the connective tissues that connect bones to bones across a joint. The most common thumb sprain involves the collateral ligaments of the Metacarpophalangeal (MCP) joint. These types of injuries are common in sports and falls on to an outstretched hand.
Nicotinamide is a water-soluble component of the vitamin B complex group. In vivo, Nicotinamide is incorporated into nicotinamide adenine dinucleotide (NAD) and nicotinamide adenine dinucleotide phosphate (NADP). NAD and NADP function as coenzymes in a wide variety of enzymatic oxidation-reduction reactions essential for tissue respiration, lipid metabolism, and glycogenolysis.
A , Pharmacy, answered. Common side effects of nicotinamide (a form of vitamin B3) include diarrhea, headaches, itching, dizziness, upset stomach, nausea and flushing of your skin. Seek immediate medical attention if you develop an allergic reaction, such as difficulty breathing, itching, hives, rash, chest tightness and swelling of your tongue, lips, mouth and face.