Succinate

It is White granules or crystalline powder. Which is odor.

Doxylamine succinate is one of the many sedating antihistamines used by itself as a short-term sedative, in combination with other drugs as a night-time cold and allergy relief drug, in combination with the analgesics paracetamol(acetaminophen) and codeine as an analgesic / calmative preparation, and is prescribed in combination with vitamin B6 (pyridoxine) to prevent morning sickness in pregnant women.

Doxylamine succinate is one of the many sedating antihistamines used by itself as a short-term sedative, in combination with other drugs as a night-time cold and allergy relief drug, in combination with the analgesics paracetamol(acetaminophen) and codeine as an analgesic / calmative preparation, and is prescribed in combination with vitamin B6 (pyridoxine) to prevent morning sickness in pregnant women.

A macrolide antibiotic, produced by Streptomyces erythreus. This compound is an ester of erythromycin base and succinic acid. It acts primarily as a bacteriostatic agent. In sensitive organisms, it inhibits protein synthesis by binding to 50S ribosomal subunits. This binding process inhibits peptidyl transferase activity and interferes with translocation of amino acids during translation and assembly of proteins. 

Causes severe irritation and burns. May Be harmful if swallowed. Avoid breathing vapor or dust. Use with adequate ventilation. Avoid contact with eyes, skin, and clothes. Wash thoroughly after handling. Keep container closed.

Hydrocortisone sodium succinate is a corticosteroid-type hormone used as a supplement when the body is not producing enough of the natural hormone, cortisol. Hydrocortisone sodium succinate is also used to suppress (inhibit) the immune system in order to treat conditions such as allergies, rejection of transplanted organs, or rheumatoid arthritis.

Metoprolol (often misspelled or mispronounced as "metropolol") is a selective β1 receptor blocker used in treatment of several diseases of the cardiovascular system, especially hypertension. It is marketed under the brand name Lopressor by Novartis, and Toprol-XL (in the USA); Selokeen (in the Netherlands); as Minax by Alphapharm (in Australia), Metrol by Arrow Pharmaceuticals (in Australia), as Betaloc by AstraZeneca, as Neobloc by Unipharm (in Israel), Presolol by Hemofarm (in Serbia) and as Corvitol by Berlin-Chemie AG (in Germany). In India, this drug is available under the brand names of Metolar and Starpress.

Causes severe irritation and burns. May Be harmful if swallowed. Avoid breathing vapor or dust. Use with adequate ventilation. Avoid contact with eyes, skin, and clothes. Wash thoroughly after handling. Keep container closed.