Chloroquine Phosphate

Chlortetracycline

Chloroquine

Calcium Hypochlorite

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Mercury (II) Chloride

The solubility of mercury compounds in water varies: elemental mercury vapour is insoluble, mercury(II) chloride is readily soluble, mercury(I) chloride is much less soluble and mercury sulfide has a very low solubility.

https://en.m.wikipedia.org/wiki/Mercury(II)_chloride

https://www.osti.gov/servlets/purl/889215

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Tetracycline
Chlortetracycline

While all tetracyclines have a common structure, they differ from each other by the presence of chloride, methyl, and hydroxyl groups. These modifications do not change their broad antibacterial activity, but do affect pharmacological properties such as half-life and binding to proteins in serum.

https://en.m.wikipedia.org/wiki/Tetracycline_antibiotics

https://pubchem.ncbi.nlm.nih.gov/compound/54675776

https://pubchem.ncbi.nlm.nih.gov/compound/chlortetracycline

Calcium Hypochlorite
https://pubchem.ncbi.nlm.nih.gov/compound/24504

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Chloroquine

Chloroquine comes in tablet form as the phosphate, sulfate, and hydrochloride salts. Chloroquine is usually dispensed as the phosphate

Chloroquine is an aminoquinoline that is quinoline which is substituted at position 4 by a [5-(diethylamino)pentan-2-yl]amino group at at position 7 by chlorine.

https://en.m.wikipedia.org/wiki/Chloroquine

https://pubchem.ncbi.nlm.nih.gov/compound/Chloroquine-phosphate

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https://www.sciencedirect.com/science/article/abs/pii/S1043661820315152

https://jeffreydachmd.com/2016/05/ivermectin-antiparasitic-anticancer-wonder-drug/

http://i2b.us/anti-parasite-drug-ivermectin-shows-promise-against-cancer/