Sigma-Aldrich
Decrease Font Size Increase Font Size Email this page to a friend Printer Friendly Page

Antagonists



Add to Cart
A8106Altanserin hydrochloride hydrate ≥98% (HPLC), solid Altanserin hydrochloride hydrate is a specific 5HT2/serotonergic antagonist.
pricing
B9929BRL 15572 Potent and selective 5-HT1D serotonin receptor antagonist.
pricing
B2060Bromperidol solid Butyrophenone antipsychotic; D2 dopamine and 5-HT2A serotonin antagonist.
pricing
C0832Clozapine N-oxide 5-HT2 serotonin receptor antagonist; major metabolite of clopazine that can be monitored by HPLC.
pricing
C4542Cyclobenzaprine hydrochloride Skeletal muscle relaxant; reduces muscle spasm by depression of brainstem neurons; 5-HT2 serotonin receptor antagonist.
pricing
C6022Cyproheptadine hydrochloride sesquihydrate ≥98% (TLC), solid 5-HT2/5-HT1C serotonin receptor antagonist; H1 histamine receptor antagonist; antipruritic.
pricing
G5918GR 113808 ≥98% (HPLC), solid GR 113808 is a 5-HT4 serotonin receptor antagonist.
pricing
G6043GR 125487 sulfamate salt >98% (HPLC), solid 5-HT4 serotonin receptor antagonist.
pricing
G5793GR 127935 hydrochloride hydrate >98% (HPLC), solid Potent, selective and orally active 5-HT1B/1D serotonin receptor antagonist.
pricing
G0419GR 55562 dihydrobromide >97% (HPLC), powder 5-HT1B/5-HT1D serotonin receptor antagonist
pricing
G3796Granisetron hydrochloride ≥98% (HPLC), solid Granisetron hydrochloride is a serotonin 5-HT3 receptor antagonist and antiemetic.
pricing
S006Ketanserin (+)-tartrate salt >97%, solid Selective 5-HT2 serotonin receptor antagonist.
pricing
L110LY-278,584 maleate salt solid Potent 5-HT3 serotonin receptor antagonist.
pricing
L2536LY-310,762 hydrochloride white powder Potent, selective 5-HT1D serotonin receptor antagonist.
pricing
L2411LY-367,265 Antidepressant, inhibits the serotonin transporter; 5-HT2A serotonin receptor antagonist.
pricing
M3668Metergoline Antagonist at 5-HT1, 5-HT2, and 5-HT7 serotonin receptors; analgesic; antipyretic.
pricing
M149Methiothepin mesylate salt ≥98% (HPLC), solid Methiothepin mesylate salt is a 5-HT1, 5-HT6, 5-HT7 serotonin receptor antagonist, which blocks serotonin autoreceptors.
pricing
M137Methysergide maleate salt solid Nonselective 5-HT1, 5-HT2, and 5-HT7 serotonin receptor antagonist; antimigraine.
pricing
M2525Mianserin hydrochloride Antidepressant; antagonist/inverse agonist at 5-HT2 serotonin receptors; also blocks the H1 histamine receptor and the α2 adrenoceptor.
pricing
M2946Mosapride citrate salt dihydrate 5-HT4 receptor agonist and 5-HT3 receptor antagonist
pricing
D5676N-Desmethylclozapine Major metabolite of clozapine; potent 5-HT2 serotonin receptor antagonist and a ligand for the cloned 5-HT6 and 5-HT7 serotonin receptors. Also an allosteric potentiator of M1 muscarinic receptors.
pricing
N3529NAN-190 hydrobromide Potent 5-HT1A serotonin receptor antagonist active in the nM range.
pricing
O3639Ondansetron hydrochloride dihydrate ≥98% (HPLC), solid 5-HT3 serotonin receptor antagonist
pricing
P3246Pipamperone dihydrochloride ~99% (HPLC), powder D2 dopamine receptor antagonist; 5-HT2 serotonin receptor antagonist; antipsychotic.
pricing
P126Pirenperone >97%, solid 5-HT2 serotonin receptor antagonist.
pricing
R3030Risperidone ≥98% (HPLC), powder Risperidone is an antipsychotic; serotonin-dopamine antagonist.
pricing
R103Ritanserin solid Potent 5-HT2A serotonin receptor antagonist/inverse agonist that crosses the blood-brain barrier.
pricing
R140Ro 04-6790 dihydrochloride solid Selective 5-HT6 serotonin receptor antagonist.
pricing
R8782Ro4368554 ≥98% (HPLC) New Ro4368554 is a 5-HT6 receptor antagonist. RO4368554 acts selectively at 5-HT6 receptors where it binds with a greater than 100-fold selectivity over other monoamine receptor subtypes (-log M pKi = 9.4 at 5-HT6 and 7.1 at 5-HT2A).
pricing
C238S(−)-Cyanopindolol hemifumarate salt solid, ≥98% (HPLC) 5-HT1A/1B serotonin receptor antagonist; β3-adrenoceptor antagonist.
pricing
U108S(−)-UH-301 hydrochloride solid Potent, selective 5-HT1A serotonin receptor antagonist; D2/D3 dopamine receptor agonist.
pricing
S0693SB 204741 >98% (HPLC) 5-HT2B serotonin receptor antagonist.
pricing
S2318SB 228357 ≥99% (HPLC), solid Selective 5-HT2B/2C serotonin receptor antagonist
pricing
S0443SB-203186 hydrochloride 99% (HPLC) SB-203186 is a 5-HT4 serotonin receptor antagonist.
pricing
S3313SB-204070 hydrochloride solid, ≥97% (HPLC) Selective 5-HT4 serotonin receptor antagonist.
pricing
S180SB-206553 hydrochloride hydrate ≥98% (HPLC), solid Potent 5-HT2B/5-HT2C serotonin receptor antagonist.
pricing
S1068SB-215505 solid, >98% (HPLC) Selective 5-HT2B serotonin receptor antagonist; 100-fold higher affinity at 2B versus 2C.
pricing
S2193SB-221284 >98% (HPLC), solid 5-HT2B/2C serotonin receptor antagonist.
pricing
S201SB-224289 hydrochloride solid Selective 5-HT1B serotonin receptor antagonist.
pricing
S1194SB-258585 dihydrochloride ~99% (HPLC), solid 5-HT6 serotonin receptor antagonist.
pricing
S7389SB-269970 hydrochloride solid, ≥98% (HPLC) Selective 5-HT7 serotonin receptor antagonist.
pricing
S8061SB 242084 dihydrochloride hydrate ≥98% (HPLC), solid Selective 5-HT2c serotonin receptor antagonist; crosses the blood-brain barrier.
pricing
S174SDZ-205,557 hydrochloride solid Potent, selective 5-HT4 serotonin receptor antagonist.
pricing
S8072Sertindole ≥97.5% (HPLC) Sertindole is a 5-HT2 serotonin and D2 dopamine receptor antagonist and antipsychotic.
pricing
S103Spiroxatrine powder Partial 5-HT1A serotonin receptor agonist and α adrenoceptor antagonist.
pricing
T104Tropisetron monohydrochloride solid, ≥98% (HPLC) 3-Tropanylindole-3-carboxylate hydrochloride is a selective 5-HT3 serotonin receptor antagonist.
Tropisetron a selective serotonin 5-HT3 receptor antagonist is used mainly as an antiemetic to treat nausea and vomiting following chemotherapy . In the treatment of fibromyalgia syndrome (FMS) tropisetron reduced not only pain perception but also had a favourable effect on cardiac dysfunction during treatment.
pricing
W0270WAY 161503 hydrochloride ≥98% (HPLC) New The 5-HT2C receptors have been implicated in conditions including obesity, anxiety, depression, OCD, schizophrenia, migraine, nociception and erectile dysfunction.
pricing
W108WAY-100635 maleate salt solid WAY-100635 maleate salt is a highly selective 5-HT1A serotonin receptor antagonist.
pricing
Z2777Ziprasidone hydrochloride monohydrate ≥98% (HPLC), solid Ziprasidone is an atypical antipsychotic; FDA approved for the treatment of schizophrenia.
pricing
M226p-MPPF dihydrochloride solid Selective 5-HT1A serotonin receptor antagonist. More potent than p-MPPI.
pricing
M204p-MPPI monohydrochloride solid, ≥98% (HPLC) Selective 5-HT1A serotonin receptor antagonist that crosses the blood-brain barrier.
pricing