Date published: 2026-6-8

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PTH Inhibitors

Parathyroid hormone (PTH) inhibitors represent a class of chemical compounds that primarily target the regulation of calcium homeostasis within the human body. These inhibitors are designed to interact with and modulate the activity of parathyroid hormone, a critical hormone secreted by the parathyroid glands located in the neck. The primary function of PTH is to maintain the balance of calcium and phosphate in the bloodstream and to regulate calcium levels in bone tissue. PTH inhibitors, as the name suggests, interfere with the action of PTH, thereby influencing the dynamics of calcium and phosphate metabolism in the body.

Within the category of PTH inhibitors, various chemical structures and mechanisms of action can be found. Some PTH inhibitors work by directly binding to the PTH receptor, while others may interfere with the production or secretion of PTH. Calcium-sensing receptors play a crucial role in the regulation of PTH secretion, and certain inhibitors may also target these receptors to influence PTH levels indirectly. By manipulating the PTH pathway, these inhibitors can help regulate calcium levels in cases of hypercalcemia or hypocalcemia, conditions characterized by excess or deficient calcium in the bloodstream, respectively.

SEE ALSO...

Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Lithium

7439-93-2sc-252954
50 g
$214.00
(0)

Lithium is known to influence calcium signaling pathways, which may indirectly affect PTH expression through alteration of calcium sensing receptor (CaSR) activity.

Magnesium sulfate anhydrous

7487-88-9sc-211764
sc-211764A
sc-211764B
sc-211764C
sc-211764D
500 g
1 kg
2.5 kg
5 kg
10 kg
$46.00
$69.00
$163.00
$245.00
$418.00
3
(1)

Magnesium acts as a cofactor for many enzymatic reactions, including those involved in hormone secretion, and can influence PTH expression by altering calcium balance.

Strontium Ranelate

135459-87-9sc-208403
10 mg
$320.00
(0)

Strontium has been shown to affect calcium sensing in the parathyroid glands, potentially leading to changes in PTH secretion.

Sodium Fluoride

7681-49-4sc-24988A
sc-24988
sc-24988B
5 g
100 g
500 g
$40.00
$46.00
$100.00
26
(4)

Chronic exposure to fluoride can alter mineral metabolism and is associated with changes in parathyroid hormone levels.

Aluminum hydroxide

21645-51-2sc-214529
sc-214529A
100 g
500 g
$39.00
$55.00
3
(0)

Aluminium exposure is linked to bone metabolism disturbances, which may include the downregulation of PTH secretion.

Cadmium chloride, anhydrous

10108-64-2sc-252533
sc-252533A
sc-252533B
10 g
50 g
500 g
$56.00
$183.00
$352.00
1
(1)

Cadmium can affect various endocrine functions and may alter calcium signaling, thereby influencing PTH expression.

Lead(II) Acetate

301-04-2sc-507473
5 g
$85.00
(0)

Lead exposure is known to disrupt calcium dynamics and can interfere with the regulation of parathyroid hormone expression.

Alendronate acid

66376-36-1sc-337520
5 g
$135.00
2
(0)

This compound can affect bone metabolism and indirectly alter PTH secretion due to its effects on bone resorption.

Ketoconazole

65277-42-1sc-200496
sc-200496A
50 mg
500 mg
$63.00
$265.00
21
(1)

As an inhibitor of steroid biosynthesis, ketoconazole can indirectly affect the regulation of various hormones, potentially including PTH.

Dexamethasone

50-02-2sc-29059
sc-29059B
sc-29059A
100 mg
1 g
5 g
$91.00
$139.00
$374.00
36
(1)

This glucocorticoid can affect calcium metabolism and hence may modulate PTH secretion.