Meclocycline Sulfosalicylate Salt is a tetracycline antibiotic with broad-spectrum antibacterial activities, preventing skin bacterial infections such as acne vulgaris[1].

Histamine is an organic nitrogenous compound involved in local immune responses as well as regulating physiological function in the gut and acting as a neurotransmitter.

Phenylbutazone is used as a non-steroidal anti-inflammatory agent for the treatment of chronic pain, including the symptoms of arthritis.

Reserpine is a naturally occuring brain-penetrant and irreversible VMAT (vesicular monoamine transporter 1 and 2) antagonist.

Reserpine HCl is a naturally occuring brain-penetrant and irreversible VMAT (vesicular monoamine transporter 1 and 2) antagonist.

Aspirin is a salicylate drug, often used as an analgesic to relieve minor aches and pains, as an anti-inflammatory compound that inhibits Cox-1.

Histamine phosphate can dilate arteries and capillaries mediated by H1- and H2-receptors.

Cysteamine HCl is biosynthesized by the degradation of coenzyme A in mammals, mainly used in the treatment of cystinosis.

Histamine 2HCl is the 2HCl form of histamine which is an organic nitrogen compound that articipates in immune responses and inflammatory reactions and also can be used as neurotransmitters

Dextran sulfate sodium salt (DSS) 是一种由脱水葡萄糖单元组成的聚合物，在小鼠或大鼠的饮用水中加入DSS 可引起结肠上皮损伤和持续数天的强烈炎症反应，用于诱导结肠炎和结肠炎相关性结直肠癌的动物模型，在结肠癌的研究中，常与Azoxymethane（A1155443）联用。

Indomethacin is a nonselective COX1 and COX2 inhibitor with IC50 of 0.1 μg/mL and 5 μg/mL, respectively, used to reduce fever, pain, stiffness, and swelling.