An addition compound that contains water in weak chemical combination with another compound.
| Member | Definition | Role |
|---|
| alendronate sodium | A hydride that is the trihydrate of alendronate sodium | alendronate sodium trihydrate |
| amidotrizoic acid dihydrate | The dihydrate form of amidotrizoic acid. Both the dihydrate and the anhydrous form are used as X-ray contrast media. | amidotrizoic acid dihydrate |
| amiloride hydrochloride | A hydrate that is the dihydrate of amiloride hydrochloride. | amiloride hydrochloride dihydrate |
| ampicillin trihydrate | | ampicillin trihydrate |
| calcipotriene | A hydrate that is the monohydrate form of calcipotriol. It is used in combination with betamethasone dipropionate, a corticosteroid, for the topical treatment of plaque psoriasis in adult patients. | calcipotriol hydrate |
| calcium phosphate, dibasic, dihydrate | | calcium hydrogenphosphate dihydrate |
| calcium sulfate dihydrate | | calcium sulfate dihydrate |
| carbidopa | The hydrate of 3-(3,4-dihydroxyphenyl)propanoic acid in which the hydrogens alpha- to the carboxyl group are substituted by hydrazinyl and methyl groups (S-configuration). Carbidopa is a dopa decarboxylase inhibitor, so prevents conversion of levodopa to dopamine. It has no antiparkinson activity by itself, but is used in the management of Parkinson's disease to reduce peripheral adverse effects of levodopa. | carbidopa |
| catechin | The monohydrate of (+)-catechin. | (+)-catechin monohydrate |
| cetylpyridinium chloride | | cetylpyridinium chloride monohydrate |
| cordium | The hydrochloride monohydrate of bepridril. | bepridil hydrochloride monohydrate |
| cyclophosphamide | The monohydrate of cyclophosphamide. | cyclophosphamide hydrate |
| dextromethorphan hydrobromide | The hydrobromide and monohydrate of the antitussive drug dextromethorphan. | dextromethorphan hydrobromide |
| dicloxacillin sodium | | dicloxacillin sodium monohydrate |
| docetaxel | The trihydrate form of docetaxel. It is used for the treatment of breast, ovarian, and non-small cell lung cancer, and with prednisone or prednisolone in hormone-refractory metastatic prostate cancer. | docetaxel trihydrate |
| eflornithine hydrochloride | The hydrochloride and hydrate of the trypanocidal drug eflornithine. | eflornithine hydrochloride monohydrate |
| fenoprofen calcium | The dihydrate form of the calcium salt of fenoprofen. A non-steroidal anti-inflammatory drug, it is used for the management of mild to moderate pain and for the relief of pain and inflammation associated with disorders such as arthritis. It is pharmacologically similar to aspirin, but causes less gastrointestinal bleeding. | fenoprofen calcium |
| gadodiamide hydrate | The hydrate of gadodiamide. | gadodiamide hydrate |
| lidocaine hydrochloride | The monohydrate form of lidocaine hydrochloride. | lidocaine hydrochloride monohydrate |
| lisinopril | | lisinopril dihydrate |
| manganese chloride | A hydrate that is the tetrahydrate form of manganese(II) chloride. | manganese(II) chloride tetrahydrate |
| meclofenamate sodium anhydrous | A hydrate that is the monohydrate of the sodium salt of meclofenamic acid. It is used for the treatment of dysmenorrhoea (painful periods), osteoarthritis and rheumatoid arthritis. | sodium meclofenamate monohydrate |
| mercaptopurine | | mercaptopurine hydrate |
| methicillin sodium | | methicillin sodium monohydrate |
| methixene hydrochloride | | methixene hydrochloride |
| morphine sulfate | | morphine sulfate pentahydrate |
| nafcillin sodium | | nafcillin sodium monohydrate |
| quinine sulfate | | quinine sulfate dihydrate |
| sodium bromfenac | The sesquihydrate of the sodium salt of bromfenac. It is used for the management of ocular pain and treatment of postoperative inflammation in patients who have undergone cataract extraction. | bromfenac sodium salt sesquihydrate |
| struvite | A hydrate that is the hexahydrate form of ammonium magnesium phosphate. It is a constituent of urinary calculi. | ammonium magnesium phosphate hexahydrate |
| sulfacetamide sodium | An organic sodium salt that is the monohydrate form of sulfacetamide sodium. | sulfacetamide sodium |
| tolmetin sodium | An organic sodium salt that is the dihydrate form of tolmetin sodium. Used as a nonselective nonsteroidal anti-inflammatory drug. | tolmetin sodium dihydrate |
| ziprasidone hydrochloride | The hydrochloride hydrate salt of ziprasidone. | ziprasidone hydrochloride hydrate |